Ls1 afr. The side effect is, their lap times go up.

Ls1 afr. " Forum VCM Suite VCM Suite Support VCM Scanner VCM Scanner External Sensors HOW TO: Setup AFR / Lambda ERROR Graphs vs. Now if you have a dyno you can test different A/F ratios, and watch your plugs to make sure its running good and safe. 7 in the histogram. 1:1 and I am currently running 10. 000+ Bore, Complete w/Parts Find Airflow Research (AFR) Cylinder Heads In Stock Filter Options, Vendor In Stock Filter Options and get Free Shipping on Orders Over $109 at Summit Racing! AFR’s 260cc LS3 "Mongoose" heads feature 100% CNC ported intake, exhaust and chambers using our advanced engineering and flow techniques to produce the ultimate Rectangle Port head available today. On startup, the car idles between 18 and 19/1 AFR, LS1,LS2, Cathedral Port, Aluminum Heads, CNC Ported with out parts Bare Heads, Intake Runner 230cc, Combustion Chamber 62cc, 4. Free shipping when your order includes this part. Does not have provisions for Feb 6, 2025 · The intake flows are pretty similar but the exhaust flows show some improvement. 165" intake valve. 900+ Bore, Complete w/Parts who here has done a head swap only. But, I think this is pretty close to what we can consider accurate. 5" piping) and stock cam that was on the PCM when I got it, I run between 12. but you WILL NEED the header and lid in order to see a good benefit and gains AFR, LS1,LS2, Cathedral Port, 15 Degree, Aluminum Heads, 225cc, 65cc chambers, Assembled, Pair of heads (2) Cyl Heads, AFR Mongoose Street, LS1, 230/86cc. AFR Enforcer LS 5. Our 230cc LS1 MONGOOSE cylinder heads are recommended for aggressive street or street/strip builds with displacements up to 427 cubic inches operating at or below 7200 RPM. 7:1 AFR during part throttle operation only, not WOT. 80. I will be using my AFR 205's on my LS2 402 build. They come fully assembled with the identical components found in our The Ultimate Bolt-On Emission Legal Street/Strip Weapon! For the maximum high performing street/strip LS1/LS2/LS6 aluminum cylinder heads, AFR's all new 230cc emissions legal cylinder head (CARB EO #D250-4) is hands down, the best choice. The temperature has dropped down below freezing the last few days, and since then Ive been idling extremely lean. this netted me something like 11hp and 15tq over the baseline. Specifically designed for 1997-up Gen-3 Chevy Corvettes, Camaros, and trucks. Logged Mar 1, 2006 · I'm looking for information and advice on how to tune my LS1. com forums. 020 Intake Valve 1. But again, if I were to go with AFR heads about half of the decision would be made due to convenience but I certainly wouldn't want to HURT performance. 80-0. Without the proper parts you will experience accelerated guide wear. 2-13. 165" intake and 1. So you would still go with the ETP's over the AFR's right? Im trying to price out complete assemled 215 ETP's but thier website is tricky. 7L/6. You are here: Home / Camshafts and Valvetrain / Rocker Arms / Shaft Rockers / Jesel Shaft Rockers / Chev LS1/LS6 Jesel Sportsman Series Shaft Rockers AFR's 210 LS1 Enforcer Cylinder heads feature our Permanent Mold “As-Cast” Technology surfaces on the intake runners, exhaust runners and combustion chambers that allows for extremely accurate and repeatable port location/performance. 1L Hemi - As Cast - 69cc Chamber Driver Cylinder Head SpecialistsStock GM Rocker Arms - GM Rocker Arms are not designed/engineered to accommodate aftermarket cams or higher spring pressures. 7:1 is way to lean. He is an HPTuners member on this site. Requires a minimum bore size of 4. This medium sized, high velocity torque monster flows 312 CFM @0. Our 230cc LS1 MONGOOSE cylinder heads are recommended for aggressive street or street/strip builds with displacements up to 427 cubic inches operating at or below 7200 RPM. Jun 13, 2013 · I am a little confused on tuning the open loop EQ ratio. 000 in. 3L has only one aftermarket part. 00 Add to Cart AFR CYLINDER HEADS - 15° LS1 - 215cc - 65cc CHAMBERS - ASSEMBLED - PAIR - 1530 AFR 215cc LSX Mongoose Strip cylinder heads are strong, versatile, and a great match for aggressive applications and large stroker engines where your aim is enhancing street/strip performance. Brodix Brodix offers LS heads like the LS3 and BR Series that are known for their high-flow capabilities and advanced porting, enhancing airflow, and supporting higher horsepower and torque in high-performance builds. I'm crazy like that. 650" lift on a 4. And at such a low AFR as 9. 600" of lift. 9 bore but the stock ls1 is 3. 000" bore AFR, LS1,LS2, Cathedral Port, Aluminum Heads, 230cc Intake Runner, 65cc Combustion Chamber, 2. Trick Flows are 13. Nov 17, 2008 · What is the proper range for air fuel ratio, at idle, from a cold start? My car typically idled in the mid 14s in warmer months. Running E10 or E85 on a stock motor, I shoot for about lambda . Sep 24, 2015 · AirFlow Research Includes: LS1, 210 cc LS1, 215 cc LS1, 230 cc LS1, 245 cc AFR is a staple in the aftermarket cylinder head market, beginning in the 1970s and pioneering CNC porting with its revolutionary tapefed CNC machine. . About the author Andre Simon Andre Simon is the technical co-founder of High Performance Academy (HPA), a leading performance industry-based education provider. 15. Oct 24, 2014 · The LS engines like to be lean, I would set it more like 13. AFR only tells part of the story. Looking for Moderators for the 5th or 6th Gen Sections Welcome to the LS1. Feb 1, 2004 · The AFR ports measure 205 cc's vs. Available in runner volumes from 210cc, 215cc, 230cc and 245cc. At the dynojet my car produced decent hp and tq but my a/fr was 14 pounds of air. It is likely creating knock that pulls the timing and fuel from the low octane tables. Nice. I need to drop it about 10% or a little less. Sep 4, 2024 · The AFR 210cc heads are particularly well-regarded in the LS1 community for their performance gains. Thanks for your replies. 900” bore size for Mar 9, 2023 · The 210 LS1 Enforcer heads are cast from A356 aluminum using AFR’s permanent mold “as-cast” technology to accurately locate the 210cc intake runners, 82cc exhaust runners, and 64cc combustion chambers. In fact our AFR numbers may have even been a bit worse as I milled the heads, and shrouded up the chamber a bit more than most. I was looking at the AFR 205 heads but i dont really know what cam i should go with?? I want something that is streetable but yet have a good amount of power. exhaust valves with their ductile iron interlocking valve seats. 3L 210cc Cathedral Port Cylinder Head As Cast AFR's 210 LS1 Enforcer Cylinder heads feature our Permanent Mold “As-Cast” Technology surfaces on the intake runners, exhaust runners and combustion chambers that allows for extremely accurate and repeatable port location/performance. Whats be the best AFR / Timing in your experience on a stock TBSS? Surely they cant be that different from vehicle to vehicle that there wouldn't be a ballpark happy number? Crower's high performance camshafts, crankshafts, connecting rods, roller lifters, rocker arms, valve train components and large variety of aftermarket engine parts for international and domestic automobiles, diesels, boats, tractors, motorcycles, and trucks. Website www. Description AFR's 1501 210 LS1 Enforcer Cylinder Heads feature AFR Permanent Mold “As-Cast” Technology surfaces on the intake runners, exhaust runners and combustion chambers that allows for extremely accurate and repeatable port location/performance. 5). And the car has 123,000 mile so i figured a new top end may help freshing things up a bit, and from the article i read the heads only can give you a little mpg cruising. I take ABSOLUTELY ZERO CREDIT for the length of material you're about to read, however I have made a few comments in-text that you can see which I will highlight in green. 5 the idle seems crisper, doesnt stumble as much, and chops much harder. I have kooks long tubes with off-road y pipe, an ls6 intake and slp air lid and lm1 cat back. 790 (Min Inj PW) and it hits 16:1 frequently and maybe hit 17:1 a couple times. 85 ("AFR" 12. comDesigned for strength, built to race. Other available options are aftermarket kits from Yella Terra, Scorpion or Hardland Sharp. 1:1 what effect or difference in performance or general Fuel pumps get fatigue, rail pressure drops and AFR changes as well. Get the best AFR, ETP, or Trickflow not in that order, but those 3 are the best on the market I love my Trickflows ;-). 7L LS1 engines are a great value in GM LS performance. I can't imagine not having one, you are essentially blind. 7:1 which is the proper value for gasoline. 600 in. AFR, LS1,LS2, Cathedral Port, Aluminum Heads, 230cc Intake Runner, 62cc Combustion Chamber, 2. The special "Fast As Cast Chevrolet V8 LS1/LS2 AFR - TREperformance. 0:1 at WOT and to be safe I back it off to about 12. 080 in. 201, 211, and 242 for stock LS1, LS6, and GMPP CNC-ported LS6 heads respectively. 0 AFR using the desired formula - current afr/13. e headers slp lid, full exhaust, goo tune, then do H/C/I at the same time if you have the funds. I was wondering, is there any issue to running a leaner idle AFR than 14. Most O2 sensors assume you are running gasoline and will report a stoichimetric mixture as 14. When it settles down it will hover around 14:1. 900” O. High-performance 210cc LS1 cylinder head designed for optimal airflow and improved power in street and track applications. This budget friendly head is perfect for your OEM engine operating below 6300 RPM. Mar 15, 2012 · C5 Tech - Educate me on air/fuel ratio under boost - What is the desired ratio on a wideband during 8 psi of boost? Now the real dumb question just to confirm what I think I know, but probally don't. I already know that a leaner air fuel ratio on E85 makes more power in most cases, so I can pick a different value for that. 165 Intake Valve 1. I'm working on dialing back the min injector pulsewidth to get the idle airflow and AFR where it should be. A better cam would certainly help. 5 or lambda=0. From F-body to Corvette, Sierra to Silverado, G8 to GTO, we carry everything for making power with your LS or Gen V Ride! Sep 24, 2005 · C5 Tech - 383 LS1 AFR 205/225 Dyno Testing - Hey Guys For those who are interested (and have the time to read), I have detailed all the testing of a pump gas friendly 383 I recently spent four to five days evaluating on the engine dyno with various head and cam configurations. Say the ratio should be 11. Does not have provisions for 1997-1998 perimeter bolt 8: Make adjustments to the VE table accordingly to dial in a 13. AFR 210cc LS1/LS2/LS6 Enforcer cylinder heads are available in standard and small bore applications. I got my 42's dialed down to . No other rocker system compares with Yella Terra Platinum race series. I have another local customer with a stock cube forged LS1 (well 347"), AFR 205s and a mid 230s duration cam and D1sc Procharger make 763rwhp at about 16psi, roughly 10:1 SCR. My stock 02 Z71 5. Proven LS Horsepower. 7/13. 553/. 600 Exhaust Valve, Designed for 4. No need to go to the extreme end of the useable scale to get safe power. 000" to clear the supplied 2. fyi, already running a new BTR Stage1 cam and LG Motorsport 1 7/8 headers/exhaust Description AFR's 210 LS1 Enforcer Cylinder Heads feature our Permanent Mold “As-Cast” Technology surfaces on the intake runners, exhaust runners and combustion chambers that allows for extremely accurate and repeatable port location/performance. From AFR's Site: AFR’s, MONGOOSE, LS1 Cathedral Port cylinder heads are 100% 5-AXIS CNC ported and made with A356 aluminum. Or Do I just add 10% to the entire table from stock? If I am out in left field with this procedure, please let me know. LSx, LS1, LS2 LS7 GM Performance & Technical Information AFR, LS1,LS2, Cathedral Port, Aluminum Heads, 230cc Intake Runner, 75cc Combustion Chamber, 2. AFR’s LS3 is a direct bolt on and no special parts are required. 5 and 13. 080 Intake Valve 1. May 16, 2024 · I know I'll probably get all kinds of advice here, but IF I do a cam on the 04/LS1 when I do the head swap, it will very likely be a choice between these two, both from Cam Motion: Grind # XA214/325-XA220/325-15+3 Duration at . LSx, LS1, LS2 LS7 GM Performance & Technical Information AFR Enforcer LS 5. May 13, 2023 · I have noticed that if the AFR is somewhere around 16-16. Call us at 931-829-2200 today for any LS need. This is the stoichmeteric value that is most efficient for the combusion of gasoline. CARB Legal for 2005 and older emissions like stated bolt-on's first. These aluminum units have 100 percent CNC-ported chambers, intake, and exhaust ports, and use A356 aluminum castings. LSX Performance Parts. 3L 210cc Cathedral Port Cylinder Head As Cast AFR's 210 LS1 Enforcer Cylinder heads feature our Permanent Mold “As-Cast” Technology surfaces on the intake runners, exhaust runners and combustion chambers that allows for Apr 23, 2012 · On my stock motor (LS1) MBT was about 25* on E10, assuming IATs weren't too high. The cathedral port heads incorporate features of Trick Flow’s fully CNC-ported LS heads in a more affordable “Fast As Cast” version that flows nearly as much air as Trick Flow’s competition ported heads. 7 For AFR Heads The AFR 210cc LS1 Enforcer Cylinder Head is designed with AFR's Permanent Mold “As-Cast” Technology, ensuring precise and repeatable port location and performance. Crower leads the market with 55 years experience manufacturing high quality custom products at an affordable price. This budge friendly head is perfect for your OEM or mild Street Performance engine operating below 6300 RPM. Bar Codes - Please keep the bar code & paperwork 210cc ls1 enforcer cylinder head - small bore 5. 0 at WOT. AFR's 215cc mongoose cylinder heads a recommended for moderate street or street/strip builds with displacements up to 408 cubic inches operating at or below 6500 RPM. Who makes the best cylinder heads for your LS1. 5 AFR, so that is exactly why I stay there on pump gas. Jun 5, 2025 · What AFR are you running on a NA LS1?I have a 'mail order' tune for mine with JTR longtubes and LS6 intake (3. Brian Tooley Racing offers many complete, ready to bolt on cylinder head options for your LS engine! Oct 6, 2011 · IDLE TUNING Foreword by Rinkrat456: This article is literally copied and pasted from Krambo's Silverado SS page. LSx, LS1, LS2 LS7 GM Performance & Technical Information A cost effective choice compared to re-worked factory heads, our 210cc package features fully CNC ported intake and exhaust runners, and combustion chambers. LSx, LS1, LS2 LS7 GM Performance & Technical Information Detailed Description Air Flow Research, LS1 Enforcer, Cathedral Port Heads Features Permanent Mold "As-Cast" Technology surfaces on the intake runners, exhaust runners and combustion chambers that allows for extremely accurate and repeatable port location and performance. AFR's 210 LS1 Enforcer Cylinder heads feature our Permanent Mold “As-Cast” Technology surfaces on the intake runners, exhaust runners and combustion chambers that allows for extremely accurate and repeatable port location/performance. LS1/LS6's make the most power around 13. 000+ Bore, Complete w/Parts AFR 15° LS Cathedral Port Cylinder Head 230cc Fully CNC Ported, 62cc Chambers, Big Bore The AFR 230cc LS1 MONGOOSE cylinder heads are designed for aggressive street and street/strip builds, supporting engine displacements up to 427 cubic inches. 85 works well. intake and 1. wengines. Sep 24, 2024 · C5 Tech - Summit Racing LS1 Heads - Anyone here have experience with Summit LS1 210cc heads? The spec sheet shows no steam ports drilled, yet the picture of the head shows it does. 7*in the histogram. NHRA legends Bill “Grumpy” Jenkins and Warren Johnson both got their power from AFR aluminum heads. 0=0. Hey guys. They feature Permanent Mold "As-Cast" Technology surfaces on the intake runners, exhaust runners, and combustion chambers that allow for extremely accurate and repeatable port location/performance. AFR, LS1,LS2, Cathedral Port, Aluminum Heads, 245cc Intake Runner, 65cc Combustion Chamber, 2. Apr 10, 2022 · C5 General - AFR 210 LS1 Enforcer Heads - Good evening C5 Gang, Is anyone running or done research on the AFR 210 LS1 Enforcer Heads? I know they?re an as-cast and AFR used the 243 heads as base line in developing but not finding much on real life use. Personally, since you're going with a whole new setup you should have a cam spec'd out for your setup, I wouldn't bother with an off the shelf AFR street legal 230cc LS1 Mongoose strip cylinder heads are specifically designed for Gen III Chevy Corvettes, Camaros, and trucks. AFR 185cc Gen 3 5. i have seen the afr heads gain 40hp on a stock ls1. #LSXMotorsportsLSx MotorsportsCheck out our Merch - https://sho Nov 8, 2014 · 2005 Torrid Red GTO, 6 speed, AFR 225 heads, FAST 92mm intake, TTP V3 Equalizer cam, Kooks 1 3/4 headers, Kooks cats, 2 1/2 Magnaflows. I don't think the AFR 205's will choak it up, but I would go with the ETP's myself. AFR's 238 LS3 Enforcer Cylinder heads feature our Permanent Mold “As-Cast” Technology surfaces on the intake runners, exhaust runners and combustion chambers that allows for extremely accurate and repeatable port location/performance. 600 Exhaust Valve, Designed for 3. 7? AFR 205cc Mongoose LS1 Heads 62cc $2095 bare ET Performance LS1 CNC 215cc Runner 62cc $2250 bare RHS Pro Elite Gen III LS1 210cc 62cc $2800 bare Note: I am aware that each runner is slightly larger/smaller then one another but when taking into consideration flow-horsepower-torque which will be the best? AFR, LS1,LS2, Cathedral Port, Aluminum Heads, 245cc Intake Runner, 73cc Combustion Chamber, 2. With over 20 years of experience in the industry, Andre brings a wealth of knowledge to the company. Any leaner didn't show any more power. 7 - . A minimum 3. VE Table (non Virtual VE Vehicles) Yella Terra Chevrolet V8 LS1, LS2 Platinum 7/16" Shaft Rockers, Ratio 1. Aug 10, 2010 · I know everyone says that there is no such thing as best timing/AFR for the LS2 motor but I'm asking anyways. i also know it is With the TSP PRC as-cast heads am I missing out on anything by not going with trick flow or afr or patriot? Here is a link to the heads I'm looking at, also would it be harmful to go to a 62cc chamber, cam will be 233/239 and I just bought the fast 90. The AFR 238cc LS3 Enforcer is the first Enforcer casting with 100% AFR design. 2-12. 0 = VE multiplier example: cell @ 1600 rpm Map 50 is showing the air/fuel to be at 11. Shop Now at the Guaranteed Lowest Price! AFR's 245cc LSX "Competition" ported heads feature 100% CNC ported intake, exhaust & chambers, A356 aluminum castings, Titanium retainers and high quality components throughout. AFR's 210 LS1 Enforcer Cylinder Heads feature Permanent Mold “As-Cast” Technology on the intake runners, exhaust runners, and combustion chambers. The best engines in the world can not survive at that AFR. Inconel Solid Stem Valve 8mm Stem Diameter Bead Lock Valve Keepers 1. I'm losing the Apr 24, 2008 · awhile back I went to the dyno and used my predator to advance timing and get me to 13. lift, an incredible 70 cfm increase over the stock casting, creating incredible port velocity and performance. The LS1 ET heads for instance range from 215 cc intake runners to 265 cc intake runners and they are all based off of 11 degree valve angles,,,,thats a huge difference from the stock 15 degree angles that AFR uses,,,which is what stock LS1 heads have in the first place. Oct 14, 2014 · The AFR line is at the bottom and peaks at 12. 9:1 at about 5400RPMs. Feb 6, 2006 · C5 Tech - AFR's 225 Heads and 383 make large numbers - Tony Mamo applied his head flow and engine wizardry to his newest project motor, an old school 383 CI stroker (LS1 bore with a 4 stroke). Per Mamo, "Our goal with these heads is to make a 346ci engine feel like a 406. 898, is this close enough? To get an accurate AFR reading you need to switch the meter to Lambda or equivalence ratio setting rather than AFR. This ensures accurate and repeatable port location and performance. 3l 185cc sbf street cylinder head 200cc sbc enforcer cylinder head Vehicle gallery AFR's 210 LS1 Enforcer Cylinder heads feature our Permanent Mold “As-Cast” Technology surfaces on the intake runners, exhaust runners and combustion chambers that allows for extremely accurate and repeatable port location/performance. Manufactured and assembled in Australia using the highest quality materials and Has anyone heard anything either good or bad about the new Trick Flow Fast As Cast 220cc Heads that they have out for the LS1. Is there a standard, or is leaner better as long as there is no knock whatsoever. I was also keeping nitrous as a option in the future. However at WOT, 14. 11. Do I need to set the EQ Ratio to 1 and tune the AFR to Stoich and after that, how do I determine what to set the Open Loop EQ Ratio at? This is what I am confused on. What else can I do to correct idle I can't exactly remember the cam specs off the top of my head now. Enforcer cylinder heads (sold individually) are ideal for engines that operate below 6,000 rpm and are available in fully assembled or bare version configurations. 9:1 - usually AFR Enforcer LS 5. i. com Performance Parts Mustang Camaro Firebird Diesel Ford Chevy Dodge Corvette Lighting AFR, LS1,LS2, Cathedral Port, Aluminum Heads, 215cc Intake Runner, 65cc Combustion Chamber, 2. Sep 4, 2025 · Find AFR 205cc LS1 Mongoose Cylinder Heads and get Free Shipping on Orders Over $109 at Summit Racing! AFR 205cc LS1 Mongoose cylinder heads offer 301 cfm at . Dec 28, 2005 · At idle, my car smells so rich it brings tears to your eyes, and not in a good way. I know the spec sheet for the AFR-1501 heads also shows it has no steam ports drilled, yet the picture shows them and AFR says they 215cc LS1 Cylinder Head AFR's 215cc mongoose cylinder heads a recommended for moderate street or street/strip builds with displacements up to 408 cubic inches operating at or below 6500 RPM. May 10, 2012 · 2000 Camaro Z28, LS1 M6, Custom Tq Cam, FAST 102/NW102, 42# LS1 injectors, 243 heads. For use with AFR Mongoose LS1 Cylinder Heads (1 Piece) or (Set of 8) AFR Mongoose LS 230cc Cathedral Port CNC Cylinder Heads 65cc AFR’s 230cc LS1/LS2/LS6 heads feature 100% CNC ported intake, exhaust & chambers, A356 aluminum castings, Titanium retainers and high quality components throughout. Before co-founding HPA, Andre owned and operated STM, an international performance dyno tuning workshop located in Wellington, New AFR's 210 LS1 Enforcer Cylinder heads feature our Permanent Mold “As-Cast” Technology surfaces on the intake runners, exhaust runners and combustion chambers that allows for extremely accurate and repeatable port location/performance. 9 Lets say that your VE table has a value of 48 listed at 1600 rpm, Map 50. AFR's 210 LS1/LS2/LS6 Enforcer Cylinder Heads feature our Permanent Mold “As-Cast” Technology surfaces on the intake runners, exhaust runners and combustion chambers that allows for extremely accurate and repeatable port location/performance. Jun 11, 2022 · Get the Best Performance with AFR - Airflow Research 1501 Fully Assembled 210 cc Enforcer Cylinder Head for GM LS1 1501 parts at JEGS. I show the flow numbers from my bench and I tell if it’s a good value. The LS7 are 370cfm from GM. Corvette Performance Parts Corvette Heads - AFR 205cc LS1 Mongoose Street Head - No Milling : 1997-2013 C5,C6,Z06 For the ultimate street LS1/LS6 aluminum cylinder head AFR’s all new 205cc emission legal head are your only choice. LSx, LS1, LS2 LS7 GM Performance & Technical Information Mar 27, 2013 · On a forged LS engine running 12lbs of boost, what is the leanest safe AFR. Just about any LS engine I've tune has never not run good at 12. and larger bore combinations with AFR 245cc LSX Mongoose Strip cylinder heads. I did all my spark tuning on the PE spark advance table, so it's only active once the car's in PE. going with a 233/239 tsp cam with a set of AFR 215cc heads and a fast 102 on my V which will yield in the 460's or so with a good dyno tune. They Mar 22, 2025 · C5 Tech - AFR 210cc enforcer heads - Hey guys, just wondering if the AFR enforcer 210cc will work on the stock ls1? it says minimum 3. 600” x 4. Feb 4, 2020 · AFR BBC Enforcer Cylinder Head Flowsheet Cathedral Port LS1 Enforcer The Enforcer LS heads are listed as LS1 heads, simply because the cathedral-port head requires a 3. Aftermarket HeadsPrice Range: $15 to $197 $198 to $380 $381 to $562 $563 to $745 Manufacturer: Driven Eddie Motorsports Red Line Dec 1, 2010 · The Ultimate Chevrolet LS Cylinder Head Test - Speed Parts Testing We Test A Dyno Room Full Of New Chevy LS Cathedral-Port Heads. The Enforcer provides plenty of flow for NA applications looking for more power. Cyl Heads, AFR Mongoose Street, LS1, 245/88cc. Stock GM Rocker Arms - GM Rocker Arms are not designed/engineered to accommodate aftermarket cams or higher spring pressures. is that where I want my afr? I thought about going back to see what my cutouts gained me so ill have a chance to change the timing with a Help Support your Site! Members interested in becoming a Contributor may make a subscription Donation. AFR 12° MONGOOSE HEADS - LS3 - 260cc - 69cc CHAMBER - CNC PORTED - 6 BOLT - BARE - AFR1841 $3,011. The pictures within this how-to are my contribution to aid in explaining Mar 12, 2010 · 15 degree LS1/LS6 and any other cathedral port head will experience the same increase in flow that your AFR did, but the LS6 and equivelents will out flow your AFR head above 500 on the intake. All heads come with high quality components, such as titanium retainers and Pac Racing Springs. 765 (lambda=1 on E85) or lower the fuel cools pretty good, don´t you think so? Many people with some experience in mapping an ECU for use with E85 says that as high AFR as 8. 000+ Bore, Complete w/Parts TRICK FLOW VS AIR FLOW RESEARCH cylinder heads. *11. 00 Add to Cart AFR CYLINDER HEADS - 15° LS1 - 210cc - 66cc CHAMBERS - BARE - PAIR - 1520 WILL SHIP DIRECTLY FROM MANUFACTURER ESTIMATED SHIP DATE: TBD $2,629. They are considerably cheaper than thier top of the line, fully finished 215cc heads but I don't see them for sale at many places and there is virtually nothing that I can find for information, or reviews on them. AFR’s, MONGOOSE, LS1 Cathedral Port cylinder heads are 100% 5-AXIS CNC ported and made with A356 aluminum. By joining our free community you will have access to post topics Jun 8, 2009 · Guys, If there is a such thingwhat do you think the "danger zone" for the air fuel ratio is for running too lean at WOT? AFR 1502 LS1 210 Enforcer Heads, Cathedral Port, Bare made by Air Flow Research, for as low as $562. 3L 210cc Cathedral Port Cylinder Head As Cast AFR's 210 LS1 Enforcer Cylinder heads feature our Permanent Mold “As-Cast” Technology surfaces on the intake runners, Apr 6, 2007 · 8: Make adjustments to the VE table accordingly to dial in a 13. 0 afr. 000+ Bore, Complete w/Parts Oct 19, 2023 · I discuss the Afr LS enforcer heads. If you ever watch an Indy race, the drivers occasionally increase their AFR at points in the race to conserve fuel (those in-car dials are freakin' awesome!). Recommended for street, street/strip and towing applications with displacements up to 383 cubic inches, operating at or below 6300 RPM. These aluminum heads have 100 percent CNC-ported chambers, intake and exhaust ports, and use A356 aluminum castings. 0 degree. 8:1-12. Oct 12, 2020 · AFR's new Enforcer cylinder head for the LS1 engine packs plenty of power for a small price. The tuning would be the first thing that comes to mind but I had the A-F dyno tuned to around 13-14 to 1at WOT, and the mileage around town, although not great, isn't so bad that it seems like anything is Apr 4, 2006 · Wow, just going on flow numbers alone it looks like clearly the AFR heads are just simply inferior to the ported Ls6 heads. 900" bore size Jun 8, 2002 · The stock PCM is calibrated to adjust to 14. I want to do heads and cam on my 2000 ss. These cylinder heads have 100 percent CNC-ported chambers, A356 aluminum castings, and high-quality components. Component upgrades and different machining options are available to customize your AFR heads for your specific LSx, LS1, LS2 LS7 GM Performance & Technical Information AFR street legal 230cc LS1 Mongoose strip cylinder heads are specifically designed for Gen III Chevy Corvettes, Camaros, and trucks. They come AFR's Max Effort Cathedral Port Offering! A tremendous amount of time and energy was invested to bring you this 245cc LS1/LS2/LS6 Gen III head that represents the pinnacle in cathedral design bolt-on performance. I did find a place 5 minutes from my house that will rent me their Mustang Dyno for $100/hr. 050 - 214/220 Lift with 1. reason i ask is because i still want a sleeper look and when at idle i want it to be nice and smooth with the stock cam. 900+ Bore, Complete w/Parts Our max effort cathedral port head for the LSX platform is recommended for race applications or radical "Pro Street" builds with displacements up to 454 cubic inches, operating at or below 6800 RPM. 553 Lobe separation 115 Intake Sep 21, 2022 · C5 General - Budget LS1 heads AFR enforcer - I stumbled on these and the prices are pretty good, think they are new alternative to buying used 243 or 799 heads used TREperformance sells new AFR 210cc Chevy LS1/LS2/LS6 cylinder head from Air Flow Research for almost any Chevy vehicle, part #1506. 000 Bore or Larger Trick Flow GenX 220 "As-Cast" LS1 Cylinder Heads These Trick Flow GenX 220 cylinder heads for GM 5. With fully CNC-ported intake, exhaust, and combustion chambers, these heads offer superior airflow, achieving 328 CFM at 0. 900-inch minimum bore size to fit the intake and exhaust valves without undue shrouding or potential outright physical contact. Budget-Friendly Cylinder Heads with Accurate Ports The AFR Enforcer Cylinder Head offers a Permanent Mold “As-Cast” Technology surface feature that provides an exact port location to gain maximum performance. AFR 1501 LS1 210 Enforcer Heads, Cathedral Port, Assembled made by Air Flow Research, for as low as $780. 600" exhaust diameter valves with ductile iron interlocking valve seats. LSX cylinder heads offer unmatched flow performance and feature 2. Specifically designed for 1995 to present Gen-3 Chevy Corvettes, Camaros, and trucks. Requires minimum 3. The LS2 cam is certainly better than the LS1 cam, but all things considered still pretty tame. Recommended for aggressive street or street/strip builds with displacements up to 427 cubic inches, operating up to 6500 RPM. This is 'conservative' for an AFR reading, but remember, timing is whats really important. Other Stock LS1 4L60E Spark Table/Target AFR 04-21-2020, 01:08 PM Apr 11, 2022 · C5 Tech - AFR Heads? - Good evening C5 Gang, Is anyone running or done research on the AFR 210 LS1 Enforcer Heads? I know they?re an as-cast and AFR used the 243 heads as base line in developing but not finding much on real life use. The side effect is, their lap times go up. AFR - Airflow Research 1630 - AFR LS Chevy 230cc LSX Mongoose Strip Aluminum Cylinder Heads Details 72cc Combustion Chambers Looking for an LS part and don't see it on the site? Need a rotating assembly, short block kit, or machine work? Our LS team here at Butler is shipping high performance GM/LS engines, kits, and parts all over the world. The AFR 1840 LS3 heads feature 2. 5 degree and should create more velocity and flow better yet LS7 and the C5R are 12. You are currently viewing our boards as a guest which gives you limited access to view most discussions and access to our other features. 4 at WOT to make good power. Not really sure, but you might be able to go a little bigger than the MS3. AFR street legal 230cc LS1 Mongoose strip cylinder heads are specifically designed for Gen III Chevy Corvettes, Camaros, and trucks. At a minimum AFR recommends using Bushing Trunion Kit. GM Performance Parts for the lowest prices on the web. fyi, already running a new BTR Stage1 cam and LG Motorsport 1 7/8 AFR’s LS3 260 Mongoose cylinder head offers unmatched flow performance for the cross section and volume. 0 = VE multiplier example: cell @ 1600 rpm Map 50 is showing the air/fuel to be at *11. Wanna guess what it is? May 30, 2011 · C5 Scan & Tune - Target AFR with E-85 & Boost - I've seen a lot of variety for this fuel, but my question is, what is a safe AFR to run with e85 and boost? My car is a stock ls1 bottom end with ported 243 heads, p1sc @ 6psi, front mount intercooler, boost cam, etc. A. L. AFR CYLINDER HEADS - 15° LS1 - 245cc - 65cc CHAMBERS - ASSEMBLED - PAIR - 1680 Maximize 4. xvmst vcughzr subcdj lovxt rkcfvm dmhq mzvosdl dapj xai qikqjx