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Big Bore Kit, 440cc

WARNING: This product contains chemicals known to the State of California to cause cancer and birth defects or other reproductive harm.
DR350 '90 - '99 DR350S '90 - '99 DR350SE '90 - '99

Includes forged JE 89mm piston 10.5:1 piston, Rings, Clips, Pin, big bore sleeve and top end gasket set. You will have to have the big bore sleeve installed in your cylinder and bored to fit the larger piston.