- Big Bore Kit
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- Unit Quantity
- Unit Type
1985-91 honda trx250R-atc250R 310 big bore stroker kit, complete, nice cond
Nice working cond, came out of a running bike, cylinder bore is around 72mm, comes with long rod crankshaft, spacer plate, piston kit complete, trick head, v-force reed block, bolt on and hang on.