Rocker Arms, Roller Tip, Billet Steel, GX270, GX390, Pair

$129.00

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Choice of 1.2 or 1.3 Ratio

Machined from chrome-moly steel
Hardened roller tips and shafts
Dyno-tested to 10,000rpm and proven to increase horsepower
Uses stock shaft and pivot nut
Fits under stock valve cover

*Note: Dual springs may cause excessive shaft stretching or breakage.
These rocker arms require shorter pushrods (typically 5.62 for GX270 and 6.44 for GX390).