COMP Cams 10 Titanium Double Super Lock Valve Spring Retainers - Double Spring 1.500-1.550" - .730"-1.135" - (Set of 16) 4704323-20- XL truly-round aluminum pistons to reduce

truly-round aluminum pistons to reduce brake drag and increase response time

28 in Griffin Radiators

Up to 300+ MPH

Simply snap them in and install standard 350 bearings

COMP Cams 10 Titanium Double Super Lock Valve Spring Retainers - Double Spring 1.500-1.550" - .730"-1.135" - (Set of 16) 4704323-20- XL truly-round aluminum pistons to reducePrecision machined from 6AL4V titanium, these retainers feature better material consistency and bullet proof durability. These 10 degree retainers fit engines with 1. 500" 1. 550" OD valve springs. The 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