Big Bore Kits

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Big Bore Piston Kits available for the RG500, these are available in three sizes:-

59.00mm, 59.50 and 60.00mm

All pistons are fully machined (Reduced skirt length, Small end thrust washer faces)
Kit includes Pistons, Rings, Wrist Pins, Circlips and Small End Bearings.
Please state size when ordering.