Engine Rocker Arms - Proform (66905)
Description : For use when roller tip is not required. Proven OEM quality. Extra long slot eliminates rocker to stud interference when using high lift cams. 16 rockers, grooved balls and nuts per package.
Engine Rocker Arm Kit
Long-Slot Stamped Style
Fits Small Block Chevy
Standard 1.5 Ratio
Fits 3/8 Rocker Studs
Made from Quality Stamped Steel
Natural Finish
Includes Self-locking Rocker Arm Nuts and Rocker Balls
One Set of 16 Pieces
Rocker Arms
Long-Slot Stamped
SB Chevy
Engine Rocker Arms
Long-Slot Stamped Style
1.5 Ratio
3/8 Stud
Fits SB Chevy
Engine Rocker Arm Kit
Long-Slot Stamped Style
Fits Small Block Chevy
Standard 1.5 Ratio
Fits 3/8 Rocker Studs
Made from Quality Stamped Steel
Natural Finish
Includes Self-locking Rocker Arm Nuts and Rocker Balls
One Set of 16 Pieces
Rocker Arms
Long-Slot Stamped
SB Chevy
Engine Rocker Arms
Long-Slot Stamped Style
1.5 Ratio
3/8 Stud
Fits SB Chevy
- Return Policy
- Min. 12 Months
- Safe, Secure Checkout
Product Details
Description
For use when roller tip is not required. Proven OEM quality. Extra long slot eliminates rocker to stud interference when using high lift cams. 16 rockers, grooved balls and nuts per package.
Engine Rocker Arm Kit
Long-Slot Stamped Style
Fits Small Block Chevy
Standard 1.5 Ratio
Fits 3/8 Rocker Studs
Made from Quality Stamped Steel
Natural Finish
Includes Self-locking Rocker Arm Nuts and Rocker Balls
One Set of 16 Pieces
Rocker Arms
Long-Slot Stamped
SB Chevy
Engine Rocker Arms
Long-Slot Stamped Style
1.5 Ratio
3/8 Stud
Fits SB Chevy
Engine Rocker Arm Kit
Long-Slot Stamped Style
Fits Small Block Chevy
Standard 1.5 Ratio
Fits 3/8 Rocker Studs
Made from Quality Stamped Steel
Natural Finish
Includes Self-locking Rocker Arm Nuts and Rocker Balls
One Set of 16 Pieces
Rocker Arms
Long-Slot Stamped
SB Chevy
Engine Rocker Arms
Long-Slot Stamped Style
1.5 Ratio
3/8 Stud
Fits SB Chevy
Part Number (MPN)
66905
Brand
SKU
66905
UPC / GTIN
037995369058 / 00037995369058
Condition
New
Feature/Benefit
For use when roller tip is not required.
Ratio
1.5
Fasteners Included
Yes
Engine
Chevy SB Gen 1
Make
Chevrolet
Applications
Chevy Small Block Engines
Arm Style
Non-roller
Body Style
Standard
Category
Roller Rocker Arm Set
Finish
Black Oxide
Includes Shims
NO
Material
Steel
Mounting Style
Stud
Nut Style
Crimp Nut
Part Type
Rocker Arm
Self-Aligning
No
| Year | Make | Model | Body & Trim | Engine & Transmission |
|---|---|---|---|---|
Vehicle #1
Year
Make
Model
Body & Trim
Engine & Transmission
Shipping Policy
Operated by RevolutionParts Inc · Effective date: 11/2025 · Last updated: 4/2026... Check out our Shipping Policy for more details.
Return Policy
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