COMP Cams Pontiac Xtreme Energy Cam PXE256H-10 H770001XL Needs computer modifications or aftermarket

Needs computer modifications or aftermarket computer

Lifter Valley Vents

Spring Loaded

this can result in parallax error

COMP Cams Pontiac Xtreme Energy Cam PXE256H-10 H770001XL Needs computer modifications or aftermarketStrong torque through low end and mid range, good idle. Pontiac 265 455 V8The COMP Cams philosophy has never changed: make the highest performing products possible and lead the industry in technological development. One thing COMP Cams has never forgotten: Performance is defined by what happens out on the race track. Because no matter what happens on a dyno or in a computer model, if that theoretical performance doesn't translate into real life