66915C - 1987-Up Chevrolet Small Block Proform 3/8" Stud 1.6:1 Ratio Aluminum Roller Rockers
66915C - 1987-Up Chevrolet Small Block Proform 3/8" Stud 1.6:1 Ratio Aluminum Roller Rockers
Out of Stock
- Product #: 66915C
- CATEGORY: Rocker Arms
- BRAND: Proform Auto Parts
- SHIP TYPE: Standard |
- Emissions Compliance: Non-CARB Compliant |
1987-Up Chevrolet Small Block Proform 3/8" Stud 1.6:1 Ratio Aluminum Roller Rockers
Rid your upper valve train of friction with these full-roller rocker arms. The race-proven needle bearing fulcrum and roller tip not only unleash horsepower, they also lengthen valve train component life and reduce wear and tear on valve stem tips.
Precision machined to ensure consistency and ratio accuracy. Easy installation requiring no special tools.
Fits Chevrolet small blocks 1987 and later with center bolt valve covers and 3/8" rocker studs. Set of 16 full roller rockers and 1 6 poly locks.
Note: Check for pushrod clearance and alignment, spring coil bind, piston-to-valve clearance and valve timing when modifying the valve train to exceed factory specs.
This product fits the following vehicle applications. Click to view individual years.
Product Specifications
Shipping Dimensions- Weight: 6 Lbs, 8 Ozs
- Dimensions: L: 13" x W: 12" x H: 3"
- Ship Type: Standard |
- Non-CARB Compliant: This product is not legal for street use on an emissions-controlled vehicle. It may be used on dedicated competition or pre-polution-controlled vehicles only.
1987-Up Chevrolet Small Block Proform 3/8" Stud 1.6:1 Ratio Aluminum Roller Rockers
Rid your upper valve train of friction with these full-roller rocker arms. The race-proven needle bearing fulcrum and roller tip not only unleash horsepower, they also lengthen valve train component life and reduce wear and tear on valve stem tips.
Precision machined to ensure consistency and ratio accuracy. Easy installation requiring no special tools.
Fits Chevrolet small blocks 1987 and later with center bolt valve covers and 3/8" rocker studs. Set of 16 full roller rockers and 1 6 poly locks.
Note: Check for pushrod clearance and alignment, spring coil bind, piston-to-valve clearance and valve timing when modifying the valve train to exceed factory specs.
This product fits the following vehicle applications. Click to view individual years.
Product Specifications
Shipping Dimensions- Weight: 6 Lbs, 8 Ozs
- Dimensions: 13" x 12" x 3"
- Ship Type: Standard |
- Non-CARB Compliant: This product is not legal for street use on an emissions-controlled vehicle. It may be used on dedicated competition or pre-polution-controlled vehicles only.
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