Jims Roller Rocker Arms - Chromoly Steel

Upgrade your motorcycle's valve train with these high-performance Jims Roller Rocker Arms. Crafted from premium materials and engineered for superior performance, these rocker arms will boost horsepower while reducing heat and wear.

Description

These Jims Roller Rocker Arms are cast from durable 4340 heat-treated chromoly steel, providing exceptional strength and longevity. The roller tip, constructed from high-quality bearing-grade material, minimizes valve guide wear and valve tip galling, ensuring smooth and reliable operation. Integrated 660 bronze bushings, precision fit to .0007" - .0012", provide optimal oil control and superior wear resistance. The segmented parabolic pushrod cup design reduces friction at the pushrod ends, maximizing efficiency and power delivery. These roller rocker arms are designed for both intake and exhaust applications and come as a set of four, including front and rear rocker arms. Made in the U.S.A.

Features & highlights

• Maximize horsepower and reduce top-end heat with enhanced valve train efficiency.
• Constructed from robust 4340 heat-treated chromoly steel for exceptional durability.
• Roller tip design minimizes valve guide wear and prevents valve tip galling.
• Precision-fit 660 bronze bushings ensure optimal oil control and wear resistance (.0007" - .0012").
• Segmented parabolic pushrod cup reduces friction and maximizes power transfer.
• Complete set includes two front and two rear rocker arms.
• Proudly made in the U.S.A.

Technical specifications

• Brand: Jims
• Material: Chromoly Steel
• Type: Roller
• Application: Exhaust, Intake
• Mounting Position: Front, Rear
• Units: Set of 4

Important to know

No additional hardware is included with this set.