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Ships within 48 hours · Estimated delivery Aug 13 - Aug 18
12151-04700
TZ and Maxload outer main bearings
By replacing the heavy stock studs with lightweight yet strong titanium
The piston’s nitrite-coated rings provide superior durability
93340-21505-00
YFZ450 YFZ 450 Big Bore Stroker Kit 500cc Complete Stage 3 Cams Valves +3 Crank TRSV421PL 12151-04700FITS ALL YAMAHA YFZ450 MODELS AND YEARS CARB MODEL ONLY! 98mm BPRATV cylinder Hotrods +3 stroker crank with rod Wiseco CP or JE forged piston** Hi temp piston rings Wristpin Circlips Main bearings Crank balancer bearings Transmission bearings Shift cam bearing Water pump bearing Complete gasket kit Complete seal kit Cam chain Head stud kit Kibblewhite chrome silicone valve springs Titanium retainers Heat treated collars Viton valve stem seals
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