265CC Bore Kit Mongoose 250 and MXU 250
\r\n74.5mm Piston, 10.5:1 TO 12.75:1 Compression. Forged Piston.\r\n
\r\nThis kit bores into your stock cylinder. Overall horsepower and torque are increased, making the Kymco 250 even more fun in tight woods, hillclimbs, mud and sandy terrain.\r\n
\r\nPiston can be ordered with compression ratios from 10.5:1 all the way up to 12.75:1! \r\n
\r\nINCLUDES: Piston, pin, rings, circlips, headgasket.\r\n
\r\nREQUIRES: Boring, Compression higher than 11:1 must run race gas\r\n
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