2007 Arctic Cat Y-12 90cc ATV Service Manual, Page 50Get this manual

2007 Arctic Cat Y-12 90cc ATV Service Manual, Page 50

37Install the cylinder head cover and secure with four cap screwsTighten to specifications DSC02295 33Install the spring,
coverNOTE: Rotate the flywheel clockwise several revolutions to purge oil from camshaft lobes, tappets, and drive chain DSC02303
35Using thickness gauge, adjust the tappet clearance to specifications; then holding the adjuster stationary, tighten the
valve adjuster jam nuts securelyRecheck the adjustment with the thickness gauge36Install the spark plug and tighten to specifications
DSC02300 40Install the transmission cover onto the left-side crankcase; then secure with the seven cap screwsLightly apply