#58666922

Proform 66922 SB Chevy Rockers; Steel

1.6 Ratio 3/8 Stud
Ball Mount Style
Non-Self Aligning Style

$107.99

Factory Shipped

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Product Summary

Roller Tip Rocker Arm Style, 1.6:1 Rocker Arm Ratio

1.6 Ratio 3/8 Stud
Ball Mount Style
Non-Self Aligning Style
Fits Small Block Chevy Engines Cylinder Heads
PROFORM Parts Brand Product

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Key Specs

MFG. Part #	66922
Rocker Arm Style	Roller Tip
Rocker Arm Ratio	1.6:1
Stud Size	.375"
Material Type	Steel

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Proform 66922 Details

The super affordable way to reduce internal valve train friction and valve stem wear. Extra long slot eliminates rocker to stud interference when using high lift cams. 16 rockers, anti-gall grooved balls and nuts per package.

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.

WARNING:

Cancer and Reproductive Harm – www.P65Warnings.ca.gov

CARB warning

Proform 66922 Specifications

KEY SPECS
MFG. Part #	66922
Brand	Proform
Rocker Arm Style	Roller Tip
Rocker Arm Ratio	1.6:1
Stud Size	.375"
Material Type	Steel

GENERAL
Stud Diameter	0.38"

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Will these require guide plates?

by Paul

• a year ago

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