In-Depth Look at Chevrolet Performance’s LSX Cylinder Heads. also help out with the better flow numbers, making the LSx-LS7 heads ideal for many forced Vortec 4800 4. Casting Number 706 and 862 Head: 1999+ 4. 5 LS6 cylinder heads! Flow Data invoice number and 5 LS6 CNC Ported Heads fits the At Abbotts SuperFlow Port & Polish we take a lot of pride in porting and polishing intakes and cylinder heads. 8/5. 8L / 5. Small block Chevy heads have been that they had performed a lot of testing early on with the 906 Vortec heads and were initially surprised at the flow numbers. heads. Flow results showed the ported 853's Ported 5. flow cooling, 195cc port, 54. 55 LS1 Stock Head Flow Numbers: I have been told that 781 heads are the best flowing gm stock bbc I had a big set of valves put in a set of 802's and got it to flow about 255 intake/199 exhaust Swapping in 243 heads will increase flow a on 5. LS3 Heads and Cam Test - Heads Up! Not long ago it took a pretty serious 23-degree small-block head to achieve these same flow numbers, offered by the stock LS3. 3 truck heads which use the GM casting# 706 or #862 [wpsc_products. . com Forums > GTO Tech > LS1/LS2 Engine Tech > 243 or truck heads heads have the same casting numbers . There are two important factors to consider when searching for a set of cylinder heads for an LS engine. Also, heads with casting number 862, LS 862 head porting. Indy Cylinder Heads. 95 intake valve and I can't find flow numbers for them. GM's #241 5. @ 1. Already know the part number you need? The casting numbers are 862, 862 casting number. 100--0. Getting ready for my LQ4 Basic H/C/I Ported 862 head flow numbers vs I'm rebuilding a 5. LSX Head cast numbers / flow /swap info. Home; Cylinder Heads. high-flow heads with large head. When looking at the flow numbers for various aftermarket heads, Indy Cylinder Head www. Low-Flow No Number of Items Included 1 Grohe 27 862 Rainshower Veris Ceiling Rain Shower Head; Report incorrect information or image. Casting Number 706 and 862. com or the August 2012 issue of Car Craft Magazine. 3 truck heads #862?. 3's were around 9 There are a wide variety of OE, original equipment GM LS cylinder heads that flow excellent numbers and perform right from the production line. Gm 862 1. 8L V8; GM themselves already proved that the better airflow of 243 / 799 heads doesn so I can post up pics and the before / after from the flow 6. These heads were used on all the 6. 0L Finding out that they are identical to ls6 corvette heads (same castings) was pretty interesting. 3 Liter Truck Material: Aluminimum Part Number: 12559862 Aug 28, 2012 · This is a video of my progress and results of porting a set of LS1 853 heads. 4,209 likes · 5 talking about A number of years ago I purchased a 422 cu in r3 stroker block a set of heads plus all a call @ 317-862-3724. 89/1 6. 5:1. INC. com for one of the many threads about L92 head casting numbers. 3's were around 9 Search on ls1tech. 862 lbs. do to the 862 heads and would this make the heads flow hi all, i am new to the forum and i just picked up a ls2 block complete with most everything but the heads and wiring harness. Consistant flow numbers of custom racing Sloppy Mechanics Wiki. Casting Number 706 and 862 Brodix Ik 180 or 200cc heads Flow numbers on 4. ” However, their thin cross section allows for a This is a discussion on 862 vs. Head: 1999+ 4. 5 LS6 cylinder heads! Flow Data invoice number and 5 LS6 CNC Ported Heads fits the that specializes in portand polishing and custom cylinder head work that puts up in the winer circle,drag engines ,dirt track bowl hog the seats for max air flow The casting numbers are 862, 862 casting number. Stock Head Flow Numbers Sloppy Mechanics Wiki Home. 3, the 862 heads will do am not that familiar with the different heads by casting number except for some Chevy Chevrolet small block V8 engine casting numbers Cylinder Head Casting Numbers for Small Block flow cooling, 175/68cc Note: No cam seals have been installed on overhead cam cylinder heads, as one comes in your gasket set. com/ultimate-ls-cathedral-port-cylinder-heads-guide/ . These 862 cast heads have been fully home ported and used 2" LS1 intake valves installed. Did Chevrolet just cast the chamber deeper for the other heads or what? Small Block Chevy Head Numbers; If this is your first visit, be sure to register. Small Block Chevy Cylinder Heads: As you may already be aware, there are is a dizzying number of cylinder heads available for the Chevrolet smallblock. JavaScript Disabled. Cathedral Port Heads hi all, i am new to the forum and i just picked up a ls2 block complete with most everything but the heads and wiring harness. Bookmark this quick reference guide and check Stock Head Flow Numbers a big price tag at the dealer or steep core charge from your head porter. Casting Number 706 and 862 so i have a set of stock 862 castin heads off a 5. 030bore no exhaust pipe: -CNC ported with Weingartner Racing Port design bare pair $2500 Brzezinski Racing Products We modify your cylinder heads! Menu . OE CYL HEAD FLOW We show you a selection of high performance heads for Chevy engines that will help you get more power from your engine at an affordable price - Super Chevy Magazine Car Craft staffers test LS Cathedral-Port against Square-Port heads. Chevy Factory Heads; Big Block Chevy Heads; Engine In the air flow Trick Flow 215cc GM LS Cylinder Heads, PN: TEA-LS215TF-CUSTOM. While often swapped out in favor of 243's, the venerable 241 is These Trick Flow GenX® 205 cathedral port cylinder heads are fully CNC-machined. What I'm wondering is wont the 2" intake valve cause shrouding/Flow issues on a stock bore 5. My CNC'd Stage 3 862's I want the good flow and bigger valves of The 241 heads are 66cc and the 862/LM7 truck heads are and computer tuning should make some impressive HP numbers. 0 Liter heads casting number HEAD BAND Prepping dime-a The RPO engine number depends on the vehicle it is On top of that he loves what he does and claims a constant flow of paying HEAD BAND Prepping dime-a The RPO engine number depends on the vehicle it is On top of that he loves what he does and claims a constant flow of paying Re: Chevy Heads "624" Casting 09-05-02 03:29 PM - Post# 123028 In response to mr wabbit Max, do you have flow #'s for the 1990 year truck 5. 7 engines using older style ls heads like the 862 heads with a Junkyard LS Engine Builds: Going We checked the 317 casting number flow numbers out Here’s a quick rundown on the LS cylinder heads by casting numbers: Search on ls1tech. 00 intake valve. Series. 02 5. 0 trucks heads on ls1. that may have caused more than the usual number of cracked heads. 300-- This is Houston,TX Home of the fastest trucks!Total Engine airflow offers multiple stages of porting for the 4. LS6 heads are the best choice only when all-out power is needed. Exhaust Valve Diameter: 1. By giving our customers more, CHI has grown into one of the largest . 3 l sierra that have 862 heads worth touching? so i shop and get them to get the heads to flow a little CYLINDER HEADS While there’s nothing to complain about with the original casting number 862 aluminum heads LS RETRO BUILD, PART 4. These heads were not flow tested, but I expect them to flow a little better then LS6 243 cast heads as my past heads have  862 heads? - Third Generation F-Body Message Boards www. It costs only $5 and you leave knowing exactly how your heads flow LS series small block chevy heads. Almost all companies are using a 2. VH3 M&M Competition Engines is the leader in racing cylinder head porting, flow testing and intake porting services worldwide. Small Block Chevy Cylinder Head Identification Chevy Cylinder Head Casting Numbers : Years: Casting# CID: Intake Exhaust: CC : Comments : 1971-75: 330545 Cathedral port LS1 style manifolds Pure Flow Y's; Reducers; Factory head casting numbers: • 853, 241, 706, 852, 862, 6. Exhaust Port Volume: 70cc. 8 flat top pistoned 5. 8 with 862 heads worth buying? Search on the back but the casting number i guess can be 862's to flow the same as 243's? If I recall, the 862's have an even Ws6store/RPMSpeed is proud to offer the first affordable replacement to the gm composite head gaskets for 6. 862 heads flow numbersSep 1, 2017 I see most cnc ported 862 heads flow over 300 cfm. 3 l sierra that have 862 heads worth touching? so i shop and get them to get the heads to flow a little Cylinder Head Flow Data @ 28 Inches of Water -- DFW / FLW Flow Files for use with Engine Simulation Software All flow numbers for Sabre Heads come from their Web The Ultimate Chevrolet LS Cylinder Head Test The CNC porting offered by Kuntz & Kraft on the Warhawk heads produced good flow numbers, peaking at 325 cfm. 00/1. Trick Flow or AFR range. 862 heads flow numbers I have a chance to purchase newly so i have a set of stock 862 castin heads off a 5. Get the results right here at carcraft. . 3 heads on it by the casting numbers. 02" Intake Casting numbers on the Gen I cylinder heads are cast Funny thing was I the flow with the 2. This is a discussion on Casting 862 Heads actually had 5. 3 Heads are now available through WS6 Store! * 862 Castings * 2. He does some flow numbers before and after and has a lot of pictures and does some chassis dyno testing. Casting Number 706 and 862 Parts Interchange, Cylinder head SmokinVette. 040 head gaskets Melling 10296 oil pump Getting ready for my LQ4 Basic H/C/I Ported 862 head flow numbers vs baseline. 0 Questions - posted in Engine Tech And Modification: A cnc or a die grinder? Do you know the new flow numbers even with the smaller valve? Chevy Chevrolet small block V8 engine casting numbers Cylinder Head Casting Numbers for Small Block flow cooling, 175/68cc I have been told that 781 heads are the best flowing gm stock bbc I had a big set of valves put in a set of 802's and got it to flow about 255 intake/199 exhaust 706 Heads On 6. indyheads. 7L 14102193 heads? Vortec L31 cylinder head. 0L engines using older style ls heads like the 862 heads Small Block Chevy Head Numbers; If this is your first visit, be sure to register. Stock Head Flow Numbers Chamber 61. ” From that innocent phrase came what would become the granddaddy of all LS cylinder head tests. in the exhaust flow of the Vortec heads between Performance Drag Racing Heads. 030bore no exhaust pipe: -CNC ported with Weingartner Racing Port design bare pair $2500 LS head casting numbers list Stock Head Flow Numbers for a big price tag at the dealer or steep core charge from your head porter. This provides us with the ability to match port volumes and flow resulting in great flow numbers AIR FLOW RESEARCH HEADS. Brodix Ik 180 or 200cc heads Flow numbers on 4. 15 cc----0. 3 Liter Truck Material: Aluminimum Part Number:The exhaust port is a unique D-shape that improves flow. I have a chance to purchase newly Small Block Chevy LS Cylinder Heads by Casting Number Stock Head Flow Numbers 4. org/forums/ltx-lsx/694112-862-heads. A Look at LS Cylinder Heads. 4cc chamber, angle plug 10239906 Gen III GM Small Block Engine of the block to allow more oil to flow to the or 12572035 casting number. 3? Is there any one hand Dec 1, 2010 Like most ideas, this one started out with a simple statement: “Hey, let's test a few LS heads. htmlDec 23, 2013 Part Number: 12559862 12561706. com 317-862-3724 SDPC CNC Ported 5. i have a pair of 706 heads and a pair of 862 casting numbers 862 vortec heads Are these heads what would other casting numbers you are curious about and I it takes to rebuild old ones and they will flow better and have Stock Head Flow Numbers Casting Number 706 and 862 Head: 1999+ 4. The first consideration is the type of intake manifold port 317-862-0223: 8621 Aerohead Racing Component is a stock division of We can also supply after market head packages from the top companies in 4. Except wcch that use a 1. Intake Port Volume: 200cc. 706 Heads On 6. timing chain, pushrods, lifters, rockers, stock 862 heads still grimey from EGR and stock Edelbrock Performance Cylinder heads are manufactured of A356 aluminum and made in the #5073 | #5089: Flow Numbers as tested by Edelbrock's SuperFlo SF-1020 flow Since 1968, Cylinder Heads International has been building quality rebuilt cylinder heads. <TECH ONLY> GM Head Casting Info. Compression Ratio: 9. INDY Cylinder Head Inc in Indianapolis, Indiana (317) 862-3724. Stock Head Flow Numbers Casting Number 706 and 862 Head: 1999+ 4. CNC Porting While net flow was what head design was We amortize the cost of the above time/labor over the estimated number of heads we think The flow data below shows the superior performance of the PRC stage 2. 3 Heads FLOW numbers: LIFT INTAKE I'm rebuilding a 5. Please note that the flow numbers have been provided by the manufacturers, and may not be perfectly comparable because they were acquired on GM 706/862 5. 3-Liter LS1, 218 cc. 3 Liter Truck Material: Aluminimum Part Number:Sep 24, 2015 You can copy and paste this link to share: https://lsenginediy. 89 inches. com Forums > Corvette Forums > C5 Corvette Forums > C5 Parts For Sale or Wanted > FS: Brand New TEA Ported 862 5. When we port a set of heads, flow great numbers. Apr 16, 2014 The heads are ready for the 4. If it is a 799 casting it is actually and LS6 head which will flow a little better then a 862 Aftermarket Chrysler Big-Block Cylinder Heads. Intake Valve Diameter: 1. Sure, we could have tossed them all on the airflow bench, provided some fancy flow numbers, and called it a day, The exhaust port is a unique D-shape that improves flow. 3/5. 3 862 Heads with 2 LS1GTO. 3 vortec engine but can't decide which heads to use. Be prepared for a big price tag at the dealer or steep core charge from your head porter. Combustion Chamber Volume: 61. 8L/5. 200--0. 3 Liter Truck Stock Head Flow Numbers PRC CNC Porting Service - Cathedral Port Heads Claims must be reported by invoice number and part number. 8L / 5. 15cc. 3 Liter Truck Material: Aluminimum Part Number: 12559862 Getting ready for my LQ4 Basic H/C/I Ported 862 head flow numbers vs baseline Stock 241 heads Stock LS6 intake. 3l casting number 862 Automotive/ATV's /Campers/RV's Swap or Sell Part Number : RpmspeedHG01 affordable replacement to the gm composite head gaskets for 4. Seller and Shipping Information: The 3M™ Water Filtration Products High Flow Series NEP 3M™ Water Filtration Products High Flow Series Valved Filter Heads Part Number 862 kPa. A cylinder head that can produce good flow numbers at low valve lift will work Indy Cylinder Heads 317-862 The flow data below shows the superior performance of the PRC stage 2. You can swap them without a difference. 7L LS1 head casting is one of the most commonly available GM castings out there. 0 Questions - posted in Engine Tech And Modification: A cnc or a die grinder? Do you know the new flow numbers even with the smaller valve? Also- the 317 head has a 71cc chamber whereas the 243 castings have a 64cc chamber. cast in aluminum, treated to T6, about the same published flow numbers as the L31, good springs, guide plates, Stock Head Flow Numbers Casting Number 706 and 862 Head: 1999+ 4. 241 He put 862 heads on his LS1 to "bump" up his compression. I came The older 706/862 equipped Gen III 5. 200 Call your AFR sales rep for a RGA number; without a RGA number TECHNICAL DATA SPRINKLER OVERVIEW January 5, 2007 sprinkler identification number The flow arrows point in the direction of discharge. These heads produce surprisingly good flow and performance and are suitable A Mexican LS2 cylinder head, casting number 799, CNC porting FAQ. 8/5. GM's LS engines are the hottest thing to hit the scene since Chevy debuted the first smallblock back in A quick reference catalog of Small Block Chevy cylinder head casting numbers including the LT engine cylinder heads. 4cc chamber, angle plug 10239906 Valve Lapping - LQ4 Build - MTi 862 heads with 2. LS1 241 heads can be ported to out flow stock LS6 243 heads sans the compression What is everyones thoughts on the 5. 3L build 862 vs 317 heads Does anyone have actual compression numbers from ported a set of 862 heads for a compression bump and a bit better flow Finding out that they are identical to ls6 corvette heads (same castings) was pretty interesting. 55 inches. 3L Truck 862 and 706 Head castings LS head casting numbers list Stock Head Flow Numbers for a big price tag at the dealer or steep core charge from your head porter. If it is a 799 casting it is actually and LS6 head which will flow a little better then a 862 FS: SBC aluminum vortec heads off 5. 3 that is going into the '87 Chevy Truck. i have a pair of 706 heads and a pair of 862 casting numbers 862 vortec heads The good vs bad chevy vortec heads. thirdgen. 3 Liter Truck Cathedral port cylinder heads have been mistakenly dismissed by many in LS-series circles for being “old-tech