What Year 5.3 Came With 862 Heads. My 2007 came with 243 heads stock. These heads come on gmc and chevrolet trucks and suv's.
5.3 LS Vortec 862 cylinder ported heads Forums
Web 862 cylinder heads are included with the 5.3l engines. My 2007 came with 243 heads stock. Web what year is your 5.3? Web look for another set of 706 or 862 heads to replace the ones you have. Web casting number 706 and 862 head: Iv versions of the gm ls. Web the 862 heads were cast by ford motor company in 1967 and 1968 for use on the 289 and 302 engines. The 862 heads have 200cc intake runners, a. The heads were made of iron and had two valves per cylinder. So i wouldn't recommend using these castech heads for any.
These heads come on gmc and chevrolet trucks and suv's. The 862 heads have 200cc intake runners, a. Since then, they’ve become one of the most commonly. Web look to be the same heads, just updated part numbers. Web gm 4.8 5.3 v8 cylinder headpart#: A cam swap and the appropriate valve springs should easily put you in the 350hp range. 12559862 12561706 combustion chamber volume: Web it covers alot of vehicles from around 2001 to 2006. 66.67cc 243 —2004 and up (ls6/ls2) aluminum center bolt 5.7; Must affect millions of gm cars, trucks, and suv's. I also believe texas speed used to have the 2.05.
