Web15 okt. 2024 · CNC Ported 862 LS Heads- The Ultimate New Gen Cylinder Heads The CNC Ported 862 LS Heads are the most demanding cylinder heads in the modern era. They come with all new stainless steel swirl polished 2.00 and 1.57 valves, new springs for up to .650 lift, new retainers, spring seats, and valve seals. Web13 feb. 2024 · The heads flow similarly to LS6 heads, but have bigger chambers making them boost friendly. Displacement—364 cubic inches to be exact. Do they have a …
How To Run More Lift With Vortec Heads - YouTube
Web11 sep. 2012 · Another difference in the LS valvetrain is that they come stock with a fairly large diameter camshaft. “The reason the camshaft is larger is because the larger the diameter of the camshaft, the stiffer it will be and the more stable it will be,” Clay explains. The GenI and GenII Chevy small blocks came with comparatively small journal ... Web24 jan. 2024 · Consider swapping for a set of 243 / 799 heads, these are pretty readily available now as they became the standard head on the Gen IV 5.3's. ... Max lift on Blue LS6 springs is .570, but that's 0 margin. Usually around 0.550 is the normal safe max leaving 20 thou safety. how often to flea and worm dogs
Are 862 Heads Any Good – A Detailed Overview – Rx Mechanic
Webmods: custom built twins, built 408 w/l92 stock GM heads,GM matching intake,drag bags,frame ties,aluminum drive shaft, performabuilt 4l80e,Yank converter,ohios fastest … http://www.montecarloss.com/community/ubbthreads.php?ubb=showflat&Number=267425 WebVortec heads are limited to how much lift you can run. Let's discuss how you can run more lift without machine work.Link to GM Performance Valve Springs:http... mercedes benz service uk