Rotary Valve Disc, RG500, 116 mm (oversize)

RG 500 Gamma rotary valve disc in surface ground spring steel, 0.7 mm thickness; the intake timing and the other geometric parameters are same as stock except the diameter increased to 116 mm. It is compatible with the stock hubs but requires different valve seats, like products part number RVPRG5116R and RVPRG5116L you can find on this same site.
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