Seller notes

This is a new L.A. Sleeve piston + gasket kit for the original Honda cylinder ATC-250R 85-86, TRX-250R 87-89 BIG BORE to 310cc, 2-Stroke. The kit is supplied with the big bore 72.00mm size (with clearance fit) piston, rings, wrist pin, clips. The standard bore size for the ATC-295R to TRX-310R is 72.00mm. This piston kit is the original big bore size to fit a 72.00mm bore. FIRST THING TO DO: CHECK YOUR BORE SIZE BEFORE ORDERING!! Your Honda cylinder must already have the big bore kit already ins...

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