JIMS Roller Rocker Arms - Big Twin, 0927-0021

Brand new, Jims Roller Rocker Arms - Big Twin. NOTE: This is a generic image. Items shown are not included.

• Cast from 4340 heat-treated chromoly steel
• Reduce friction in the valve train, providing more horsepower and less heat in the top end
• Include 660 bronze bushing fit to .0007" - .0012" for the best wear resistance and oil control
• Roller tip made from bearing-grade material to reduce valve guide wear and valve tip galling
• Segmented parabolic pushrod cup reduces friction at pushrod ends, while putting the load on the outer perimeter of pushrod ends, with full oil pressure at pushrod tip

SKU# 0927-0021

Fits:

Please verify your own fitment before purchase.