YZ450F SERVICE SPECIFICATIONS

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2003 YZ450F YAMAHA SERVICE SPECIFICATIONS

Jetting

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2006 YZ450F CRANK SPECIFICATIONS:

CRANK TO CONNECTING ROD CLEARANCE
0.15 ~ 0.45 mm (0.0059 ~ 0.0177 in)
0.50 mm (0.02 in) SERVICE LIMIT

Small end free play:
0.4 ~ 1.0 mm (0.016 ~ 0.039 in)
2.0 mm (0.08 in) SERVICE LIMIT

Runout limit on shafts:
0.03 mm (0.0012 in)
0.05 mm (0.002 in) SERVICE LIMIT

Crack width outside to outside of crank halves:
61.95 ~ 62.00 mm (2.439 ~ 2.441 in)