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Racing Big Bore Kits
KX250F or RMZ250 270cc big bore kit 80mm Big Bore kit
270cc Big bore kit:
Fits all years KX250F or RMZ250. Includes: Bored and Nikasil plated cylinder, 12-1 compression (stock compression) 80mm JE piston kit(piston,rings,pin and clips) and cometic gasket set(head and base gasket). $450.00 exchange .
If we have this kit in stock we can ship it right away for $650.00 then refund $200.00 when you send your old cylinder back for the $200.00 core charge. This means you have very little down time. Call to check availability. 724-528-4670