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koso 170cc 4valve

  1. KOSO 170cc 4v Big Bore Kits, IN STOCK, and ON SALE... !!!

    HardRacing Performance
    . We've had customer asking us to carry this. So, we have them. Includes: • a 170cc ceramic coated cylinder • forged piston • performance camshaft • camshaft bearing • rocker arms • 4 valve cylinder head • intake manifold & gaskets >> KOSO BBK << .
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