3. Lubricate the inside wall of the cylinder; then using a ring compressor or the fingers, compress the rings and slide the cylinder over the piston. Route the cam chain up through the cylinder cam chain housing; then remove the piston holder and seat the cylinder firmly on the crankcase. ! CAUTION The cylinder should slide on easily. Do not force the cylinder or damage to the piston, rings, cylinder, or crankshaft assembly may occur. MD1349 6. Place a new gasket into position on the cylinder. Place the alignment pins into position; then place the head assembly into position on the cylinder making sure the cam chain is routed through the chain cavity. ! CAUTION Keep tension on the cam chain to avoid damaging the crankcase boss. MD1345 4. Loosely install the two nuts securing the cylinder to the right-side crankcase half. NOTE: The two cylinder-to-crankcase nuts will be tightened in step 9. MD1347 MD1226A C. Cylinder Head/Camshaft D. Valve Cover/Rocker Arms NOTE: Steps 1-4 in the preceding sub-section must precede this procedure. MD1163 7. Install the four cylinder head cap screws with 5. While keeping tension on the cam chain, place the washers. Note that the two cap screws on the right front cam chain guide into the cylinder. side of the cylinder head nearest the cam sprocket are longer than the two cap screws on the left ! CAUTION (spark plug) side. Tighten only until snug. Care should be taken that the bottom of the chain guide is secured in the crankcase boss. 3-22