Fit GX390 and 420 OHV engines. Will not fit GX270s. A Shaft-Rocker eliminates the need for a guide plate and prevents the rocker arms from walking side-side. These are the famous "Champion" HD Shaft Rockers!
Brand: bike boss
Country/Region of Manufacture: United States
MPN: Does Not Apply
UPC: Does not apply
Related Rocker Arms, Shaft Mounted (Champion), GX390, 1.1 to 1 - N2
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