CAUTION: The longer push rods are for the exhaust side, and the shorter push rods are for intake side. 1. Install the push rods in the same order as removed. 2. Install the push rod retainer (1) 9070. CAUTION: The rocker shaft assemblies are not interchangeable between intake and exhaust, failure to install in the… Read More »
1. Remove cylinder head cover. (Refer to 9 – ENGINE/CYLINDER HEAD/CYLI NDER HEAD COVER(S) – REMOVAL). 2. Install push rod retainer (1) 9070. 3. Loosen the rocker shafts using the sequence provided. CAUTION: The rocker shaft assemblies are not interchangeable between intake and exhaust.… Read More »
1. Clean valves (4,5) thoroughly. Discard burned, warped and cracked valves. 2. Remove carbon and varnish deposits from inside of valve guides with a reliable guide cleaner. 3. Measure valve stems for wear. If wear exceeds 0.051 mm (0.002 inch), replace the valve. 4. Coat valve stems with clean engine oil and insert them in… Read More »
1. Remove the cylinder head (Refer to 9 – ENGINEI CYLINDER HEAD – REMOVAL). 2. Compress valve springs using Valve Spring Compressor C-3422 (1) and adapter 8464. 3. Remove valve retaining locks (1) , valve spring retainers (2) , valve springs (6), and valve stem seals (3). 4. Before removing valves (4,5) • remove any… Read More »
REFACING NOTE: Valve seats that are worn or burned can be reworked, provided that correct angle and seat width are maintained. Otherwise the cylinder head must be replaced. NOTE: When refacing valves and valve seats, it is important that the correct size valve guide pilot be used for reseating stones. A true and complete surface… Read More »
VALVE GUIDES The valve guides are made of powdered metal and are pressed into the cylinder head. The guides are not replace- able or serviceable, and valve guide reaming is not recommended. If the guides are worn beyond acceptable limits, replace the cylinder heads. VALVES Both the intake and exhaust valves (5,6) are made of… Read More »
CAUTION: Do not use harsh cleaners to clean the cylinder head covers. Severe damage to covers may occur. CAUTION: DO NOT allow other , components Including the wire harness to rest on or against the engine cylinder head cover. Prolonged contact with other objects may wear a hole In the cylinder head cover. 1. Clean… Read More »
1. Disconnect battery negative cable. 2. Disconnect ignition coil connector (1). 3. Remove ignition coil retaining bolts (3). 4. Remove ignition coil (1). 5. Remove cylinder head cover retaining bolts. 6. Remove cylinder head cover (1). NOTE: The gasket (2) may be used again, provided no cuts, tears, or deformation has occurred.
1. Clean all surfaces of cylinder block and cylinder heads. 2. Clean cylinder block front and rear gasket surfaces using a suitable solvent. CAUTION: The head gaskets (1) are not interchangeable between left and right sides. They are marked “L” and “R” to indicate left and right sides. CAUTION: The head gaskets (1) are marked… Read More »
1. Inspect the cylinder head for out-of-flatness , using a straightedge (2) and a feeler gauge (1). If tolerances exceed 0.0508 mm (0.002 in.) replace the cylinder head. 2. Inspect the valve seats for damage. Service the valve seats as necessary. 3. Measure the valve guides for wear in three places… Read More »