2007 Arctic Cat ATVs 400/500/650/700 Service Manual, Page 270Get this manual
2Apply liberal amount of engine oil to the crankshaft bearingUsing propane torch, heat the bearing until the oil begins to smoke; then slide the crankshaft assembly into place
4With the key in position, slide the driven gear onto the crank balancer making sure the timing marks are aligned
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5Place the bearing C-ring into position in the crankcase; then install the front output shaft and rear shaft assemblies
! CAUTION