862 ls heads

Precision Race Components Customer-Supplied 4.8L/5.3L/LS1/LS2/LS6 Cylinder Heads Fully CNC Ported & Assembled With Choice of Your Stock or Stainless Steel 2.02" Intake Valves, 1.575" Exhaust Valves, & Optional TSP Dual Valve Spring Kit with PAC Valve Springs & Titanium Retainers. Kit Also Includes TSP Hardened Pushrods & Your Choice …

Receive notifications when cylinder heads are in stock and ready to ship. First Name. Last Name. ... FED LS1/2/6 Cathedral 862 Stage 1 $ 2,074.96. Fresh off the assembly bench and available. Orders placed before 3PM ship same day. GM Stock Intake and Exhaust Valves, 1.890″ / 1.550″ ...6.0 Ls Swap S10 with slightly home ported exhaust port 862 heads off of my 5.3. BTR Ls1 Stage 3 cam, single plane intake. Holley Terminator on a base tune, n...What is the difference between 862 and 706 LS heads? So, while the 862 heads and 706 heads look virtually identical at first glance, they have one major difference: their make. The 862 heads are sand cast while the 706 heads are semi-permanent mold. This means that, ...The 862 head features bigger valves than the stock LS (2.25” intake and 1.55” exhaust), so you can flow more air through your engine, giving you more power at higher RPMs, which leads to better …If so, the 862 has a tiny 1.9 intake valve. The 317 head has 2.0 valve and a larger intake runner cc, like the LS6. The 862 in a good bench make 220ish cfm, 317s as much as 257 or so. Just has a larger combustion chamber.Infographic describing signs you need to watch for if you hit your head or have a hard impact during action sports. Please visit the truly inspirational crew at The Crash Reel for ...

The LS3 was run with a Holley HP management system and FAST injectors. With stock heads, the modified LS3 combination produced 552 hp at 6,400 rpm and 513 ft-lbs of torque at 5,000 rpm. After installation of the TFS Gen X 255 heads, the power numbers jumped to 571 hp at 6,500 rpm and 525 ft-lbs of torque at 5,200 rpm.The 2007 year had three 5.3L motors offered. The 2007 Classic (still a NBS) had the 5.3L with either the L59 (flexfuel version) or the LM7. The 862/706s are on the 99 and up 4.8/5.3L motors. The only difference about the L59 motor was the injectors. 2005 and up motors had the factory electric fans and electric TB.Justin Cesler Writer Feb 28, 2013. Porting cylinder heads has long been a right of passage for serious hot rodders looking to add power on a modest budget. Armed with the right knowledge, the ...The LS engines with 799 heads are 5.3L and 4.8L. The sophisticated architecture, cathedral-shaped port, and smaller combustion chamber work amazingly on these truck engines. The smaller combustion chamber with a higher compression ratio offers increased power output. The 799 LS heads boost horsepower up to 25 hp.LET'S TALK TECH, ANYONE EVER SEE A SET OF STOCK 243 HEADS FLOW 270+ CFM? WE COMPARED 243 HEADS TO 862 HEADS, PORTED, CHAMBER WORK & BIG …

If you have a Gen IV short block (no heads), you can find an equally cheap set of 862 heads and do a valve job and port job to get both compression and airflow. …4135 posts · Joined 2010. #3 · Dec 4, 2013. I know you are on a budget, but once you clean, do a valve job and mill those 243s, you will have some cash in them. You could sell them for $400 or so, get a set of Stage 1 LS6 CNC ported heads for around $1200. I just think that is fantastic bang for the buck.#862 LS HEADS REBUILT PAIR. Heads have been cleaned Pressure tested. Guides checked and or replaced, valve seats cut on rottler head shop, surfaced .030 assembled with new seals and valve springs, This is for a pair of matching heads complete Shipping is for the pair No core charge or need to return any ...Jul 31, 2020 · The Gen III have 862/706 Gen III heads, and the Gen IV have 243/799 heads. The 862/706 heads have smaller combustion chambers than the Gen IV, raising the compression ratio when swapped directly. Mar 26, 2024 · LS 862 Aluminum set of heads. Stover's Power Sports LLC. (175) 100% positive. Seller's other items. Contact seller. US $650.00. No Interest if paid in full in 6 mo on $99+ with PayPal Credit*. Condition: Shop Heads. FEEL FREE TO VISIT US. 706/ 862 CNC Cylinder Head Porting Service. $ 1,098.99. Add to cart. Category: Chevrolet. Description. Reviews (0) Our 706 & 862 ported heads include: Our in house CNC port. PCD surfaced to your desired chamber size. Proprietary competition valve job. Hand blended valve job.

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LS1 862 HEAD. SKU: MF-LS1-862 Category: LS Series Product ID: 4463. Description Description. Lorem ipsum dolor sit amet, consectetur adipisicing elit, sed do eiusmod tempor incididunt ut labore et dolore magna aliqua. Ut enim ad minim veniam, quis nostrud exercitation ullamco laboris nisi ut aliquip ex ea commodo consequat. Duis aute irure ...18 posts · Joined 2016. #2 · Dec 2, 2016. The compression depends upon how much you plan to mill. The rule of thumb is 1cc per every .006" milled. So, if you mill .030", then you will have shaved 5cc off the combustion chamber. I'm running .030" milled LS3s on a 404 stroker. The factory LS3 chamber is 69.8cc.LQ4 862 heads and truck cam tuning. Hello, my cousin recently rebuilt his 03 Silverado engine and swapped heads from 317?s to 862?s and also put in a small cam (Stage 1 SUM-8718 Pro LS Drop-in Truck Swap Cam, Maximum Torque for Towing and Efficiency, 205/217 112+2, .500 /.500 Lift, 3-bolt, 4.8, 5.3, 6.0, 6.2).GM LM4 / LM7 / LR4 4.8L 5.3L Cylinder Heads PAIR # 862 w/ rocker arms OEM. $649.99. Free shipping. Check the item description to confirm this fits your vehicle. Hover to zoom.Part 6 of the LS 5.3L Build will cover Installation of the 862 Aluminum Heads, Lifters, Pushrods, and Rocker Arms. Project Rowdy is a restoration on a 1979 J...GM 4.8 5.3 V8 C#706, 862 Assembled Cylinder Head. $499.99. Quantity. Add to Cart. This Chevy GMC Head is a new and improved casting. The cylinder head is either sold complete with all new parts or bare. This is OEM replacement quality at a fraction of the cost. This Cylinder Head has an industry leading 2-year Warranty.

Remembering the details of events seems easy enough. You’d think that when important things happen, we’d just think about them enough and the memory would sink in. Unfortunately, w...You both pay the bills, and you both raise the kids, so does the IRS see you both as heads of households? Read more at HowStuffWorks. Advertisement Head of household is one of the ...5.3 truck heads (casting #862 and 706) are also a very popular base casting for porting/modifying, due to their even smaller (61.15cc) chamber size which raises compression when used on a LS1/6 engine.. 6.0 truck heads (casting #317) are popular heads with the forced induction crowd, as they are basically the same as 243 heads, but …243/317/799 LS6/LS2, 241/853/806 LS1, 821/LS3 & LSA/9, 823/L92, 706/862/5.3 LS1, 8452/LS7. GM 243, 799, & 317 LS2/LS6 Options: Performance Rebuild Package ... Our most powerful GM casting based LS head. Typical stock short block LS7's manage 590-640rwhp SAE with daily drivable hydraulic cam grinds. Proven capable of supporting …Talkee lists some free party-line phone numbers are 712-432-7463, 218-862-3788 and 218-862-3784. Numbers for specific groups such as Afro, Anglo, Asian or gay groups are found on t...706/862 LS CNC Ported Heads. Speed Works has teamed up with Wilkes Performance to bring you the most powerful heads available. We have a few options you can purchase such as a pair of Stage 1, Stage 2, Stage 3, or Stage 4 LS 706/862 Cathedral casting 5 axis CNC Porting with stainless valves and WP .660 dual race springs with WP titanium ...GM Chevy 5.3 4.8 6.0 #862 Vortec LS Cylinder heads Truck SUV GEN 3 OEM (NO CORE) Opens in a new window or tab. Remanufactured. $274.99. jerry194 (2,684) 99.3%. or Best Offer +$95.15 shipping. 1 GM CHEVY 4.8 5.3 OHV LS4 SILVERADO TAHOE CYLINDER HEAD CAST# 706 & 862 99-05. Opens in a new window or tab.Learn about the history, design, and performance of different types of LS cathedral port cylinder heads, from factory to aftermarket. Find out the flow numbers, …At LS Performance Racing we understand that the Gen3 LM7 5.3L engine is a very common engine that people like to do cylinder heads and camshaft swaps with and one of the most commonly asked questions we get is, is it worth swapping over to a set of factory 243/799 cylinder he ... The 706/862 cylinder heads come with a 1.890" intake …These particular heads are 862 castings, replacing my 706 heads on my LM7.Researchers have discovered abundant colonies of mycobacterium in residential shower heads. HowStuffWorks takes a looks and offers a quick fix. Advertisement Taking a shower should...

OEM GM 862 cylinder heads removed & remanufactured at 32k miles. • Any broken exhaust studs are removed, and all threaded holes are checked, none are stripped. LS LS1 LS2 LS3 LS6 LS7 LSX 862 CYLINDER HEADS SET 4.8 5.3 5.7 6.0 6.2 VORTEC | eBay

Shop Heads. FEEL FREE TO VISIT US. 706/ 862 CNC Cylinder Head Porting Service. $ 1,098.99. Add to cart. Category: Chevrolet. Description. Reviews (0) Our 706 & 862 ported heads include: Our in house CNC port. PCD surfaced to your desired chamber size. Proprietary competition valve job. Hand blended valve job.Please be sure to properly package cylinder heads with plenty of bubble wrap protection on the corners. We have found that when shipping cylinder heads a box, wrapped in …To get the best bang for your buck gen 3 lq4 + 862 Heads will give you a 10.5:1 compression ratio with smaller combustion chamber with a more responsive per...641 posts · Joined 2011. #1 · Dec 30, 2021. What size intake valve can I put in the 862 LS truck heads, going on a 5.3 engine? They are 1.89 right now and I was wondering if it would be worth putting a 2.02 valve in them with some port work. This will have a turbo and a decent size turbo cam. Thought about looking for some 243 or 317 …The latest research on Head and Neck Cancer Conditions. Expert analysis on potential benefits, dosage, side effects, and more. Head and Neck Cancer falls under the Cancer category....PRC As-Cast 225cc LS1/LS2 Cathedral Heads - Big Chamber $ 2,203.19. PRC As-Cast 225cc LS1/LS2 Cathedral Heads $ 2,203.19. PRC 237cc CNC Ported Cylinder Heads $ 2,709.99.the 862's are off the early 4.8-5.3 motors after about 99 I believe. I also believe texas speed used to have the 2.05 valve opton on those heads at one time. I run 2.04 valves on mine. 12-30-2010, 08:54 AM #7. 1badmonza.4135 posts · Joined 2010. #3 · Dec 4, 2013. I know you are on a budget, but once you clean, do a valve job and mill those 243s, you will have some cash in them. You could sell them for $400 or so, get a set of Stage 1 LS6 CNC ported heads for around $1200. I just think that is fantastic bang for the buck.706 5.3L HEADS vs 241, 799/243 vs 317s. WHICH HEADMAKES MORE? We compared the four most popular stock LS heads in a back to back shootout. We ran the 706/862...

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Mar 26, 2024 · LS 862 Aluminum set of heads. Stover's Power Sports LLC. (175) 100% positive. Seller's other items. Contact seller. US $650.00. No Interest if paid in full in 6 mo on $99+ with PayPal Credit*. Condition: The 241 castings feature 205cc intake ports, 70cc exhaust ports, and a 2.0/1.55 valve combination. The hot factory heads would be the LS6 (243 castings), but even the stock LS1 heads can be made ...Oct 25, 2012 · If so, the 862 has a tiny 1.9 intake valve. The 317 head has 2.0 valve and a larger intake runner cc, like the LS6. The 862 in a good bench make 220ish cfm, 317s as much as 257 or so. Just has a larger combustion chamber. These particular heads are 862 castings, replacing my 706 heads on my LM7.Generation III Internal Engine - 862 heads any good? - My friend has a pair of 862 heads in good shape for a good price. Just wanna know if I'll benifit from them at all from stock ls1 heads. I have a mild …Description. This program works on the following head casting numbers: 862. 706. Now you can get this porting service on your cylinder heads at an incredibly low cost! Simply follow this procedure: Remove the cylinder heads from your car. Disassemble cylinder heads to completely bare condition. Wash cylinder heads.Watch in HD!!Another segment on putting together my cylinder heads.Took a different approach to installing my seals after doing some searching on the forums.... Our Performance Rebuild option includes our high end CNC'd valve jobs, precision valve grinding, milling to any chamber volume, cleaning, inspection, and professional assembly. Typical gains are 10-20rwhp. 226cc Full CNC Porting Package. The go-to head for 450-500rwhp 5.7/6L's. Our high end machine work applied to GM's best cathedral head ... GM LM4 / LM7 / LR4 4.8L 5.3L Cylinder Heads PAIR # 862 w/ rocker arms OEM. $649.99. Free shipping. Check the item description to confirm this fits your vehicle. Hover to zoom. ….

We all know how well the LS engine family responds to bolt-ons. ... we reconfigured it with a stock LM7 cam, the original 862 heads, and an early 5.3L truck intake and stock throttle body, a set ...Apr 15, 2022 · The LS engines with 799 heads are 5.3L and 4.8L. The sophisticated architecture, cathedral-shaped port, and smaller combustion chamber work amazingly on these truck engines. The smaller combustion chamber with a higher compression ratio offers increased power output. The 799 LS heads boost horsepower up to 25 hp. #862 LS HEADS REBUILT PAIR. Heads have been cleaned Pressure tested. Guides checked and or replaced, valve seats cut on rottler head shop, surfaced .030 assembled with new seals and valve springs, This is for a pair of matching heads complete Shipping is for the pair No core charge or need to return any ...No 243s or 799 have the casting defect that I've heard, it was pretty isolated to the castech only 706's on gen III 4.8/5.3's. There are 2 other sets of 706's that are not affected. The early sand cast heads come as 862s and 706's, and a die cast 706 that isn't made by castech. 16 posts.It happens to even the best DIYer: the simple process of removing a screw becomes a struggle when the screw refuses to budge and the head of the screw becomes stripped. But not all...The 862 heads are an excellent choice for any GM vehicle with an LM7 engine. Although the design is meant for high-performance settings, it performs well in the Avalanche, Express, Silverado, Sierra, Yukon, and other trucks or SUVs from the late 1990s to about 2007. You know if you’ve got an LM7 engine by looking at the eighth digit of the ...American Airlines is reinforcing its position at the top of the pack in Hilton Head, South Carolina, with new flights to Chicago, Dallas/Fort Worth and Philadelphia next spring. Am...863. Rectangle. 4.750" +- 0.003". 12604861. 12610716. 12675872. Share this article. We've tried to boil down the GM part numbers, casting numbers and other LS cylinder head information into an easily usable (and ideally definitive) cross reference. Note that we're not perfect and some of this data may not be perfect so use it for what you will.Brawler LS3 Style CNC Ported Cylinder Heads w/ TSP .660" Spring Kit and Titanium Retainers $ 1,836.99. PRC 15-Degree 220cc As-Cast Cathedral Heads ... PRC As-Cast 225cc LS1/LS2 Cathedral Heads - Big Chamber $ 2,203.19. PRC LS3 Aftermarket 6-Bolt 260cc CNC Cylinder Heads $ 2,709.99. PRC LS7x 265cc CNC Heads $ 3,935.99.What is the difference between 862 and 706 LS heads? So, while the 862 heads and 706 heads look virtually identical at first glance, they have one major difference: their make. The 862 heads are sand cast while the 706 heads are semi-permanent mold. This means that, ... 862 ls heads, Infographic describing signs you need to watch for if you hit your head or have a hard impact during action sports. Please visit the truly inspirational crew at The Crash Reel for ..., 243 heads are commonly found in LS-based engines, including the LS1, LS2, and LS6. Their design is optimized for high-revving applications, making them a favorite among racers and performance enthusiasts. If you are looking to squeeze every bit of power from your LS engine, the 243 heads are a solid choice. The 862 Cylinder Heads, 4 Dec 2019 ... Previously, we compared the stock 706/862 heads to the 799/243 heads on a cammed 5.3L test motor. There was much uproar among 799/243 head ..., 706/ 862 CNC Cylinder Head Porting Service. $ 1,098.99. Add to cart. Category: Chevrolet. Description. Reviews (0) Our 706 & 862 ported heads include: Our in house CNC port. PCD surfaced to your desired chamber size. , The LS3 was run with a Holley HP management system and FAST injectors. With stock heads, the modified LS3 combination produced 552 hp at 6,400 rpm and 513 ft-lbs of torque at 5,000 rpm. After installation of the TFS Gen X 255 heads, the power numbers jumped to 571 hp at 6,500 rpm and 525 ft-lbs of torque at 5,200 rpm., LS1 LS3 LS7 243 799 862 706 317 CNC ported. LS1 LS3 LS7 243 799 862 706 317 CNC ported. top of page. Wilkes Performance 120 Hames Street Rainbow City, AL 35906 256-504-4685. Log In. ... LS/LT1 Series Heads. Quick View. WP 273cc 11deg LS3 6 bolt Casting. Price $2,008.00. Add to Cart. Quick View. Gen 5 LT1 CNC porting service. …, What 5.3 heads do you have older 5.3s have 706 castings, some newer 5.3 heads have 799s or 243s. your going to have advantages and disadvantages on all of the heads you have right now. 317s flow good but the chambers are for a 4.00 bore and they are bigger, lowering your compression, the 706 heads have small valves and ports, the …, , The head casting numbers are typically 706 or 862. To verify that Castech heads are installed and cracked: Remove the valve cover and valve rockers. Locate the Castech mark under the valve rockers. Small amounts of orange DexCool may be visible in the oil drain wells or around bolt heads (as shown in Figure 3). ..., OEM GM 862 cylinder heads removed & remanufactured at 32k miles. • Any broken exhaust studs are removed, and all threaded holes are checked, none are stripped. LS LS1 LS2 LS3 LS6 LS7 LSX 862 CYLINDER HEADS SET 4.8 5.3 5.7 6.0 6.2 VORTEC | …, The LQ4 is a 6.0L LS (Gen. 3) small block engine used in GM trucks between 1999 and 2007. For marketing purposes, it was also known as the Vortec 6000. The engine specs and information listed here is for the stock LQ4 engine. Mechanically similar, General Motors’ LS and LS-based Vortec engines wound up on almost every branch of the GM …, the 862's are off the early 4.8-5.3 motors after about 99 I believe. I also believe texas speed used to have the 2.05 valve opton on those heads at one time. I run 2.04 valves on mine. 12-30-2010, 08:54 AM #7. 1badmonza. , by Raodlife. 862 head is an option for the 4.6L and 5.4L Modular V-8 engines. This head is a great upgrade and a bolt-on option to increase power. The 862 heads …, Feb 8, 2022 · I flow a stock 706, 862, and 317 LS Head and share the numbers. , 862 ls heads with notch head gasket. I have a set of 862 heads with the notch and I just had them surfaced.I didnt realize the notch thing on early ls engines so want to use these heads since I had some work done to them.I was wondering what head gaskets for this style of heads with 20 psi of boost.thanks in advance., 189 posts · Joined 2010. #1 · Jun 13, 2016. I've read a dozen posts about cracked LS heads between the valve seats, specifically 317 casting heads. This has got to be a very common problem, as I have six 317 head cores here and five of them are cracked between seats on atleast once cylinder. All of these heads were just cores pulled from …, Conclusion. 862 cylinder heads are known for their excellent compression ability, which makes them suitable for racing cars. However, they have a history of cracking during usage, which might cause oil and fluids to leak into the engine. You should check the cons and pros before you port to 862 head, especially when you’re on a tight budget ..., Sep 1, 2017 · 373/873 LQ4 iron heads - 71.06cc. 706/852/862 '99-up 4.8L-5.3L truck heads - 61.15cc ... L92 heads (often referred to as LS3 heads) moved to a rectangular port and are some of the best LS heads ... , If you cannot find an external leak, remove your valve covers and look around the head bolts that bolt down the engine. You'll be looking at the rear bolts. It will be slightly cleaner than the other areas, and occasionally you'll see the crack. Oily goo is also a good indicator of coolant in the oil., Its not an LS1 if its got 862 heads, as those only came on 4.8 and 5.3 truck blocks. It might be an "LS" motor, but that generic term covers all of the Gen IV small blocks (LS1/2/3/XYZ, LQ, L33, L78, L99, etc etc etc etc). Quick head crossreference here, LET'S TALK TECH, ANYONE EVER SEE A SET OF STOCK 243 HEADS FLOW 270+ CFM? WE COMPARED 243 HEADS TO 862 HEADS, PORTED, CHAMBER WORK & BIG VALVE. , Description. This program works on the following head casting numbers: 862. 706. Now you can get this porting service on your cylinder heads at an incredibly low cost! Simply follow this procedure: Remove the cylinder heads from your car. Disassemble cylinder heads to completely bare condition. Wash cylinder heads., LS 706/862 BARE. Additional information. Weight: 28 lbs: Related products. GM 350 E NEW BARE $ 363.00 Add to cart. GM 4.3 VTECH NEW FULL ... GM 2.2 146 NEW FULL $ 468.00 Add to cart. Performance. Performance Cylinder Heads. PROJECT X SERIES LS XXTREME SERIES SHOCKER SERIES MAXX SERIES SERIES ONE. Diesel. DIESEL. …, Run with the 317 heads, the modified 5.3L produced 448 hp at 6,800 rpm and 398 lb-ft of torque at 5,000 rpm. After installation of the 706 heads, the power …, 5.3 chevy LS heads 862 to 241 Casting. I recently completed my 5.3 swap in my 90 wrangler, long story short I have a bad valve on cyl #8 low compression. So I was intent on having them rebuilt and called my machine shop, machine shop says he has a set rebuilt someone left and never came back to get, for the same price as having mine rebuilt. So ..., In a nutshell, the LS 862 heads are the best-performing, affordable, and ported 5.3 heads that will best suit your car. If you are looking for a high-performing cylinder head at an economical price, then …, $149.99. custardcoresupply (2,999) 99.1% Buy It Now. +$25.00 shipping. 5 watchers. 862 LS2 LS1 Gen III Gen Cylinder Head W/ Valves & Springs 5.3 / 4.8 LS1. GOOD USED …, PRC As-Cast 225cc LS1/LS2 Cathedral Heads - Big Chamber $ 2,203.19. PRC As-Cast 225cc LS1/LS2 Cathedral Heads $ 2,203.19. PRC 237cc CNC Ported Cylinder Heads $ 2,709.99., Head gasket repair can be an expensive, but necessary repair for your vehicle. Knowing the average cost of a head gasket repair can help you budget and plan for this important main..., Dec 1, 2010 · LS1 with 862 heads. I may have found an LS1 shortblock I can drop in my truck but I want to know if I can use the 862 heads from my 4.8 on the LS1. Also, what will the CR be if I use the 862's on the LS1. Thanks in advance. It will bump your CR up a hair, 4.8/5.3 heads and LS1 heads flow the same, the only difference is the combustion chamber. , 6.0 Ls Swap S10 with slightly home ported exhaust port 862 heads off of my 5.3. BTR Ls1 Stage 3 cam, single plane intake. Holley Terminator on a base tune, n..., 18 Jul 2016 ... Disassembling the 862's for clean up and port work. Heads will be ported to either a 205-210cc intake port and an 80cc exhaust port., I’m rebuilding my 5.3 ls engine in my truck listed above 1500. I have one 706 head that has been rebuilt and one 862 head that has been rebuilt. Are they exactly the same only difference is in casting? I’ve seen online that they are but also 862 has higher compression. So, I am not sure if that would work and if I should get another 706 or ...