Jan 29, 2020Β Β· Also a narrow LSA makes more power, but at a narrower RPM range , where as the same grind with a wider LSA (higher number) makes power across a wider rpm range. My ( 389) 400. Jul 5, 2019Β Β· In general, most of our street Pontiac engines regardless of size will run stronger with a 112Β° or larger LSA than with something like Comp's cookie cutter 110Β° LSA off-the-shelf cams.. Aug 4, 2023Β Β· Solid roller cam from Bullet (from their recommendation based on what I was looking for) - 110 LSA, 251/257 degrees at 0.050, 0.620 net valve lift WITH 1.5:1 rockers.

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May 18, 2021Β Β· The 110 LSA cams work great with low compression engines like 7.5-8-5 or so as this is where you want to build more cylinder pressures to enhance the low piston/engine compression. Oct 9, 2020Β Β· Wider LSA's also run smoother, pull more engine vacuum for power brakes, and have a broader power curve - and why Pontiac used these types. So in my opinion, I think your best cam. Dec 1, 2010Β Β· I have a 67 GTO with the "S" cam 288/302 duration, lift with 1.5" rockers .408/.407 LSA= 116 degrees. Ive never drove the car and dont know what to expect performance wise. I read Mr.. Nov 15, 2021Β Β· That is, if the intake centerline is at 106, then the exhaust centerline will ALSO be at 106. (And the LSA itself will be 106 cam degrees). When someone says a cam has X amount of degrees. Jun 21, 2018Β Β· Didn't know about the specific Pontiac lifters. I got mine from now defunct Indian Adventures. The "068" cam is on a 116 lobe separation angle (LSA). I run the Summit 2801 cam with.

Jun 21, 2018Β Β· Didn't know about the specific Pontiac lifters. I got mine from now defunct Indian Adventures. The "068" cam is on a 116 lobe separation angle (LSA). I run the Summit 2801 cam with.

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