Notes: Ultra Pro Magnum(TM); stud 7/16" ratio 1.6"; 16 pieces; Small block

Notes: Magnum roller rockers; rocker stud 3/8"; 1.52 ratio; 16 pc.; 50-State Legal 1993-earlier Chevy C.A.R.B. E.O. D-279-4; engines w/self-aligning rocker arms must use PN[1417-16/1317-16]; will not replace late model rail rocker; Not legal for sale or use on pollution-controlled motor vehicle;

Notes: Ultra-Gold(TM); Aluminum; Stud 3/8" Ratio 1.5; 8 pieces; Small block

Notes: Aluminum roller rockers; stud 3/8"; 1.5 Ratio; 1 pc.; 50-State legal 1993-earlier Chevy C.A.R.B. E.O. D-279-4; Will not replace late model rail rocker;

Notes: Ultra-Gold(TM); aluminum; stud 7/16" ratio 1.5; 16 pieces. ; must use screw-in studs and guide plates; Small block

Notes: Ultra Pro magnum(TM) XD; 16 pieces; Stud 7/16" Ratio 1.6"; Must use screw-in studs and guide plates.

Notes: Aluminum roller rockers; stud 3/8"; 1.5 ratio; 16 pc.; 50-state legal 1993-earlier Chevy C.A.R.B. E.O. D-279-4; will not replace late model rail rocker;

Notes: Ultra pro magnum(TM). Stud 7/16". Ratio 1.6" ; 8 pieces.

Notes: Ultra-Gold(TM); aluminum; Windsor engine. stud 3/8" ratio 1.7; 1 piece. must use screw-in studs and guide plates.

Notes: Aluminum roller rockers; stud 3/8"; 1.65 ratio; 8 pc.;