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YZ400F 420cc Big Bore kit

Fits all years yz400f Yamaha. Includes: Bored and Nikasil plated cylinder, 12.5-1 or 13.5-1 compression 94mm Wiseco piston kit (piston,rings,pin and clips) and cometic gasket set(head and base gasket). $500.00 exchange
If we have this kit in stock we can ship it right away for $600.00 then refund $100.00 when you send your old cylinder back for the $100.00 core charge. This means you have very little down time. Call to check availability. 724-528-4670

Also: We can ship right away if you pay with credit card. We can charge the $500.00 then do a $100.00 "authorization" on your card. The "authorization" does not charge to your card, it just puts a hold on the $100.00 We void the authorization when we get your cylinder.