88cc Big Bore Stage 2 kit Compatible with 88-99 Z50 and 2000-2020 xr and crf 50- Lightweight aluminum cylinder with steel sleeve- Cast in mounts on cylinder for aftermarket skid plates- Oversized cooling fins on cylinder for efficient heat dissipation- High compression 52mm piston with rings, pin, & clips (you can still run pump gas)- Head gasket kit, all gasket included needed for install.- 20mm Performance carb assembly. Includes: 20mm carb, intake, heatstop, gaskets, mounting hardware/wrench, air filter, and long throttle cable- Performance camshaft- High volume oil pump is recommendedThis is a great kit to pump up your 50. This kit delivers over 2 times the horse power as the stock motor.Installation Note: It will save a lot of time and effort if the oil pump is installed while installing the bore kit. (requires cylinder removal).
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