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Ships within 48 hours · Estimated delivery Aug 7 - Aug 12
race-ready machine with this complete 100mm Big Bore Cylinder Kit
SKF double sealed heavy duty wheel bearings
BPR 95mm cylinder**
Works on stock or aftermarket crankshaft and rods
better performing
YFZ 450 Crankshaft Bearing Upgrade Aftermarket Crank Main Bearings High Quality 400X race-ready machine with this complete93306 30633 00,K022,B5000,23. 83C072C K022, 93306 30633 00,B5000,B5050,B5003,B5055,BK5049,BK5031 SKF Main Crankshaft Bearing Kit for YFZ450, WR450F, YZ450F, and YZ450FX Fits Yamaha Models: WR 450 F (03 23); YFZ 450 (04 09,12 13); YZ 450 F (03 22); YZ 450 FX (16 21) Equivalent to Hot Rods Part# K022, Wiseco Part# B5000, and ProX Part# 23. 83C072C Heavy Duty OEM Upgrade Crank Main Bearings From Germany France Replaces Yamaha OEM Part# 93306 30633 00 1