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#58666910
Proform 66910 Super-Street Chevy Aluminum Roller Rockers
- 1.6 Ratio 7/16 Stud
- Anodized Aluminum with Full Cage Bearing Trunnions
- Fits Small Block Chevy
$222.99
/set
Factory Shipped
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Product Summary
Roller Rocker Arm Style, 1.6:1 Rocker Arm Ratio
- 1.6 Ratio 7/16 Stud
- Anodized Aluminum with Full Cage Bearing Trunnions
- Fits Small Block Chevy
- Blue Anodized Finish with Laser-Etched "P" Emblem
- Poly Locks Included
Key Specs
| MFG. Part # | 66910 |
| Rocker Arm Style | Roller |
| Rocker Arm Ratio | 1.6:1 |
| Stud Size | .4375" |
| Material Type | Aluminum |
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Return PolicyProform 66910 Details
Proform 66910 Details
Rid your engine of internal friction with roller-tipped rocker arms. The race-proven full cage 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 insure consistency and ratio accuracy. Each rocker arm has a laser etched PROFORM "P" logo. 16 anodized aluminum roller rockers and 16 poly locks are included in the kit.
CARB Warning
For race/ off road use or for use on pre-1966 vehicles.
CARB Warning
For race/ off road use or for use on pre-1966 vehicles.
Emissions warning: this part only legal for sale or use in California for racing (competition) vehicles which may never be used, registered, or licensed for use upon a public highway, or if installed in vehicles model-year 1965 or older; motorcycles model-year 1977 or older; or off-highway recreational vehicles (such as off-road motorcycles and all-terrain vehicles) model-year 1996 and older. Any other use renders the vehicle tampered and not legal for use on California public highways (any public street or roadway, public dirt road, public park, or publicly maintained right of way open to the use of the public for vehicular travel). Violations subject to $37,500 penalty per violation per vehicle, revocation of registration, loss of use on California public right of ways, and proof of correction for tampering. There are similar restrictions and penalties under federal law and the laws of all other states with penalties under federal law of up to approximately $45,268 per tampered vehicle and/or engine.
Proform 66910 Specifications
Proform 66910 Specifications
| KEY SPECS | |
|---|---|
| MFG. Part # | 66910 |
| Brand | Proform |
| Rocker Arm Style | Roller |
| Rocker Arm Ratio | 1.6:1 |
| Stud Size | .4375" |
| Material Type | Aluminum |
| GENERAL | |
| Stud Diameter | 0.4375" |
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