Description: Accurate valve timing is the key to making horsepower, and these Trick Flow® Roller Rocker Arms can help. Excellent for use with stock and aftermarket cylinder heads, the rocker arms feature heat-treated CNC-machined bodies, premium needle-bearing fulcrums, roller tips, and a machined relief for improved valve spring clearance. Trick Flow® roller rockers come complete with polylocks and are available in sets of 16 or individually.

Sbc, 3/8, 1.5, used very little. Perfect shape, rollers perfect, locks are perfect. No surprises.  Part #31400510