2008 Arctic Cat 400/500/650/700 ATV Service Manual, Page 122Get this manual
3Lubricate the inside wall of the cylinder; then using ring compressor or the fingers, compress the rings and slide the cylinder
through the chain cavity ! CAUTION Keep tension on the cam chain to avoid damaging the crankcase bossMD1345 4Loosely install
the two nuts with washers which secure the cylinder to the right-side crankcase halfNOTE: The two cylinder-to-crankcase nuts
will be tightened in step 9 MD1226A CCylinder HeadCamshaft DValve CoverRocker Arms NOTE: Steps 1-4 in the preceding sub-section
must precede this procedure 5While keeping tension on the cam chain, place the front cam chain guide into the cylinder !
CAUTION Care should be taken that the bottom of the chain guide is secured in the crankcase boss 7Install the four cylinder