Roller Rocker Arm Set, GX390 1.3 or 1.2 Ratio Gage Motorsports
Roller Rocker Arm Set, GX390 1.3 or 1.2 Ratio Gage Motorsports

Roller Rocker Arm Set, GX390 1.3 or 1.2 Ratio Gage Motorsports

Regular price$258.00
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GAGE Black Venom Series Roller Rocker Arms with Needle Bearings - GX390

Fits GX340, GX390, non-Hemi 420s, and 460s. Will not fit GX240/270s.
Rocker Arms, Full Roller Rockers, Aluminum.
Available in 1.2 and 1.3 ratio.

CNC machined from aircraft grade aluminum

  • Needle bearings
  • Hardened roller tips and shafts
  • Dyno tested to 10,500rpm and proven to increase horsepower
  • These, as tested, show a 3% increase in maximum torque and HP over standard aluminum rockers.

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