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Replacement rod bolts for ARC billet rod 18310 (GX390)
Stainless steel valve undercut and micro polished for high flow
1 3/4" (fits 26mm Mikuni)
Stock varies between black and unfinished aluminum
With a high flow air filter you would typically use between a #105 and #110 main jet
Cam, Custom Ground .275" Lift chassis Replacement rod bolts for ARC14250 This cam has . 275" lift and 238. 5* duration @ . 050" lift. Very strong cam that works well in several different applications! Cam pulls hard all the way through the power band. Excellent choice when using stock size valves and a good carburetor. Upgraded valve train required. This cam also meets the . 275" max lift rule for classes with . 275" max lift. Fits Honda GX160 200, 196cc clone and Hemi Head 212cc Predator.
