PROLINE - Steel Roller Tip Rockers

4340 STEEL ROLLER ROCKERS Pro-Line aircraft quality 4340 steel roller rockers have the best tensile strength and durability in the racing industry.  Deep carburization to HRC60 creates a tough core and case properties that provides hard and wear resistance.  The 4340 steel roller rocker comes with self-locking nuts and metal powder pivot balls packed in a one carton box. PART # ENGINE DESCRIPTION PRICE RKS-350A1.5 RKS-350A1.52 RKS-350A1.6 RKS-302A1.6 RKS-302A1.7 RKS-454B1.7 RKS-455B1.52 RKS-455B1.65 RKS-460B1.72 GM 305/350 GM 305/350 GM 305/350 Ford 302/351W Ford 302/351W Chevy Big Block 396-502 Pontiac 455 Pontiac 455 Ford 460 1.5 ratio with 3/8" self locking nuts 1.52 ratio with 3/8" self locking nuts 1.6 ratio with 3/8" self locking nuts 1.6 ratio with 3/8" self locking nuts 1.7 ratio with 3/8" self locking nuts 1.7 ratio with 7/16" self locking nuts 1.52 ratio with 7/16" self locking nuts 1.65 ratio with 7/16" self locking nuts 1.72 ratio with 7/16" self locking nuts $75 $75 $75 $75 $75 $85 $85 $85 $85