2004 650 Twin Arctic Cat ATV Service Manual, Page 60Get this manual

2004 650 Twin Arctic Cat ATV Service Manual, Page 60

7Slowly turn the crankshaft and note the readings at the points indicatedCrankshaft runout must be less than 0.10 mm (0.0039
(A); then rotate the drive bevel gear (C) until notch in the internal bearing retainer nut can be seen ATV2075 8Measure the
crankshaft main journal (A)It must be greater than 41.96 mm (1.652 in 2Install and tighten four nut-holding bolts (A) in
the four threaded holesSee illustration for location of assembly componentsATV2076 9Measure the main bearing bore diameter