Cylinder Head
NOTE:
This procedure is with engine in vehicle.
- Drain engine cooling system and remove spare tire from engine compartment. Remove air cleaner housing and cartridge. Disconnect spark plug wires at spark plugs.
- Disconnect accelerator linkage and choke cable at carburetor. Disconnect fuel line at carburetor. Disconnect wire from temperature sending unit.
- Disconnect heater hose at cylinder head. Disconnect all water hoses at union on left side of engine. Disconnect exhaust pipe from exhaust manifold.
- Disconnect reaction rod from engine bracket and hose from exhaust shroud. Remove timing cover, then remove alternator and water pump drive belt. Remove air pump drive belt, then loosen nut on tensioner pulley and remove timing belt. Remove cylinder head nuts and bolts, then remove head and manifolds as an assembly.
- Thoroughly clean all gasket surfaces on cylinder head and block. Use new gasket with word "ALTO" facing up when installing head. Tighten bolts and nuts in sequence shown in 7 in two steps: first to about 29 ft.lbs. (4.0 mkg), and then to final torque of 69 ft.lbs. (9.5 mkg). Complete assembly in reverse order of removal. See Timing Belt Replacement.