What Are 862 Heads

What Are 862 Heads. From what im seeing on ls1tech, the 862 heads were on the 5.3 truck engines. And would i have to buy different pushrods and cam if they are.

706/862 Heads Cylinder Head Pair Remanufactured CNC from www.alliedmotorparts.com

Practice on a pair of those heads that cost somewhere between $50 and $100, per pair. The 862 heads are also the most affordable option and completely rebuilt for lm4, lm7, and 5.3ls engine builds. Gm 862 vortec ls cylinder heads fully.

862 heads LS1TECH Camaro and Firebird Forum DiscussionSource: ls1tech.com

Expect approximately 10 peak hp. 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 retainers.

862 heads LS1TECH Camaro and Firebird Forum DiscussionSource: ls1tech.com

The 862 heads are off of a 2000 5.3 while the 706 heads are from a 2005. Expect approximately 10 peak hp.

Why do i have 862 heads on my ls1? LS1TECH Camaro andSource: ls1tech.com

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 retainers. I just think that is fantastic bang for.

862 cylinder head(rebuilt) LS1TECHSource: ls1tech.com

241 is a 5.7 liter head. Have a port job done and the 2.00in valve installed and you got a good flowing head and higher compression for cheap.

862 Heads LS1TECH Camaro and Firebird Forum DiscussionSource: ls1tech.com

Rebuilt 4.8 5.3 chevy tahoe cylinder heads 862 706 casting number. And would i have to buy different pushrods and cam if they are.

862 heads! LS1TECH Camaro and Firebird Forum DiscussionSource: ls1tech.com

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. From what im seeing on ls1tech, the 862 heads were on the 5.3 truck engines.

Porting LS 862 heads 215cc YouTubeSource: www.youtube.com

I also believe texas speed used to have the 2.05 valve opton on those heads at one time. If i recall correctly the difference in flow isnt a lot.

862 cylinder head(rebuilt) LS1TECHSource: ls1tech.com

Is the block aluminum or is magnetic? I just think that is fantastic bang for.

862 heads LS1TECHSource: ls1tech.com

Starting another set of 862 heads:upgrading to 2.00”/1.55” valves and porting them to 215cc/82cc ports. Made of aluminum, 862 heads are lightweight and they dissipate heat more efficiently.

Ported And Polished 862 heads 2 valves LS1TECHSource: ls1tech.com

Which heads would give me more hp for the money if i rebuilt them to stock specs and up to what size cam can i go up to with either set? Gm 862 vortec ls cylinder heads fully.

Ported And Polished 862 heads 2 valves LS1TECH CamaroSource: ls1tech.com

Is the block aluminum or is magnetic? I think they are worth the money.

862 cylinder head(rebuilt) LS1TECHSource: ls1tech.com

With the 61cc stock 862 combustion chamber volume on a 6.0 block youll have a comp ratio something higher than a stock ls2 (64 cc),10.9:1 And thats with the 862 having a 1.89 intake valve over your ls1 head having a 2.00 valve.

862 Heads, Truck Manifolds LS1TECH Camaro and FirebirdSource: ls1tech.com

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 retainers. Also, heads with casting number 862, 706, 806, 853, and 241 are nearly worthless in the ls world.

Source: www.alliedmotorparts.com

I run 2.04 valves on mine. Some of the propaganda from chevy states that the heads on the l33 are ls6 units with bigger valves and bigger ports.

862 cylinder head(rebuilt) LS1TECHSource: ls1tech.com

If i recall correctly the difference in flow isnt a lot. Also, heads with casting number 862, 706, 806, 853, and 241 are nearly worthless in the ls world.

Chevy Silverado GMC Sierra GM Vortec Cylinder Heads PAIRSource: www.ebay.com

From what im seeing on ls1tech, the 862 heads were on the 5.3 truck engines. Is there a big difference between the two, like valve lengths etc.

706/862 LS Heads Fully CNC Ported w/ Stainless Valves andSource: www.ebay.it

Also, heads with casting number 862, 706, 806, 853, and 241 are nearly worthless in the ls world. The 706vortec heads are even slightly superior to the commonly found 862 heads.

Ported 862 LS heads Final Ports YouTubeSource: www.youtube.com

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. Imo, if you have any plans of adding a aftermarket camshaft later down the road, pass on the 1.8 ratio rockers.

706/862 LS Heads Fully CNC Ported w/ Stainless Valves andSource: www.ebay.it

Expect approximately 10 peak hp. Something about recesses in the 862 heads you need to be aware of.

5.3 LS Vortec 862 cylinder ported headsSource: www.performancetrucks.net

Speed works has teamed up with wilkes performance to bring you the most powerful heads available. So far i have a cam with.522 and.529 lift and summit told me to go with 7.400 pushrods.

Every Thing Ive Read Says The 862 (On The L33) Are The Same As 706 Heads.

Gm 862 vortec ls cylinder heads fully. Chamber will be modified to unshroud the intake valve. Would that have to change?

Is The Block Aluminum Or Is Magnetic?

L33 engine in sons turbo truck has a cracked block. And would i have to buy different pushrods and cam if they are. But again, porting costs cash, so 706 heads is the best choice to cast in stock form.

You Could Sell Them For $400 Or So, Get A Set Of Stage 1 Ls6 Cnc Ported Heads For Around $1200.

Rebuilt 4.8 5.3 chevy tahoe cylinder heads 862 706 casting number. Imo, if you have any plans of adding a aftermarket camshaft later down the road, pass on the 1.8 ratio rockers. Speed works has teamed up with wilkes performance to bring you the most powerful heads available.

Weight Saving And Rapid Engine Cooling Are The Other Best Features Of.

Gm lm4 lm7 lr4 4.8l 5.3l cylinder heads pair 862 w rocker arms oem. Something about recesses in the 862 heads you need to be aware of. It came with 862 heads but would like to get a set of 799 heads.

Read On To Learn More About Its Features.

From what im seeing on ls1tech, the 862 heads were on the 5.3 truck engines. 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. 862 is a 5.3 liter head.