
Rocker Arms, Roller Tip, Billet Steel; GX270, GX390, & 13/15 Chinese OHV; 1.2 Ratio, Pair
PART NUMBER:
2787699
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$109.00
NR Racing Roller Tip Rocker Arms for GX270, GX390, and 13/15 Chinese OHV - Pair
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).

Rocker Arms, Roller Tip, Billet Steel; GX270, GX390, & 13/15 Chinese OHV; 1.2 Ratio, Pair
$109.00
NR Racing Roller Tip Rocker Arms for GX270, GX390, and 13/15 Chinese OHV - Pair
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).