Cylinder Head: Removal
- Drain cooling system. Disconnect EGR pipe clamp bolt at rear of cylinder head. Disconnect exhaust pipe from manifold. Disconnect all necessary coolant and vacuum hoses from intake manifold and cylinder head.
- Disconnect all necessary linkages, cables and electrical wiring from carburetor or fuel injection intake chamber. Disconnnect ignition wires from spark plugs. On I-Mark and P'UP models, remove fuel pump.
- Remove air cleaner assembly and valve cover. Rotate crankshaft to position No. 4 piston on TDC at end of compression stroke. Remove distributor cap and mark rotor-to-housing relationship.
- Lock timing chain adjuster by depressing and turning automatic adjuster slide pin 90° clockwise. See Fig 1 .
- Remove camshaft sprocket (with timing chain attached) and fuel pump drive cam. DO NOT allow sprocket and chain to separate. Rest sprocket and chain on chain damper and tensioner.
- Disconnect air injection pump air hose and check valve at exhaust manifold. Remove cylinder head-to-front cover bolts.
- Starting with outer bolts and working inward, remove cylinder head bolts. Remove cylinder head with manifolds attached.