Jims USA Roller Rocker ArmsJims Roller Rocker Arms 1.625 Ratio
JIMS Roller Rockers are designed to reduce friction in the valve train and provide more horsepower with less heat in the top end. Cast from 4340 chromoly steel and heat treated, JIMS Roller Rockers feature a 660 bronze bushing fit to .0007" to .0012", for the best wear resistance and oil control, along with a roller tip made from bearing grade material which reduces valve guide wear and valve tip galling. Other features include a segmented parabolic pushrod cup which reduces friction at pushrod ends and also puts the load on the outer perimeter of pushrod ends. Designed to work in conjunction with other JIMS valve train components.
The lightest rocker arm available, but still has superior strength characteristics due to its design
Tested under extreme conditions to ensure durability in your engine
Accepts cams with up to .700" lift at a ratio of 1.625 (stock)
Sold as a pack of 4
Made in the USA
Jims Roller Rockers are designed to reduce friction in the valve train and provide more horsepower with less heat in the top end. Cast from 4340 chromoly steel and heat treated, Jims Roller Rockers feature a 660 bronze bushing fit to .0007" to .0012", for the best wear resistance and oil control, along with a roller tip made from bearing grade material which reduces valve guide wear and valve tip galling. Other features include a segmented parabolic pushrod cup which reduces friction at pushrod ends and also puts the load on the outer perimeter of pushrod ends. Designed to work in conjunction with other Jims valve train components.
The lightest rocker arm available, but still has superior strength characteristics due to its design
Tested under extreme conditions to ensure durability in your engine
Accepts cams with up to .700" lift at a ratio of 1.625 (stock)
Sold as a pack of 4
Made in the USA
Product Note:
Specification
Details
Country of Origin
USA
Material
Varies (make selection above)
OEM Reference
Varies (make selection above)
Quantity
4
Ratio
Varies (make selection above)
Country of Origin
USA
Material
Chromoly Steel
OEM Reference
17360-83A / 17375-83A
Quantity
4
Ratio
1.625 Ratio
Vehicle Fitment
Fitment is guaranteed or your money back plus free return shipping.
Don’t waste time installing a product that doesn't fit. We worked hard ensuring that this product is an exact fit on the vehicles listed below.
