LEMON Manuals: Even more car manuals for everyone
Home >> Austin >> 1968 >> America Eng CD 12G, Automatic Trans >> Repair and Diagnosis (Single Page) >> Engine Mechanical >> Mechanical >> AUSTIN Engines - 4 Cylinder >> Cylinder Head Removal

Cylinder Head Removal

  1. Drain cooling system and disconnect battery ground cable. Remove upper radiator hose from thermostat housing. Remove air cleaner and carburetor(s). Remove valve cover and gasket.
  2. Remove spark plug wires and spark plugs. If vehicle is equipped with a heater, disconnect and remove hose and control cable. Remove by-pass hose.
  3. Remove intake and exhaust manifolds as previously described.
  4. Remove rocker shaft bracket nuts and lift off rocker assembly together with brackets.
  5. Remove push rods and keep them in order of removal. Remove cylinder head nuts and lift head straight up to prevent studs from binding.
    Fig 1: Cylinder Head Tightening Sequence
    G09325519Courtesy of AUSTIN ROVER GROUP.
VALVES

Engine & Valve Head Diam. Face Angle Seat Angle Seat Width Stem Diameter Stem Clearance Valve Lift
1275cc              
  Int. 1.307-1.312" 45° 45° ..... .2793.2798" .0015-.0025" .318"
  Exh. 1.1515-1.1565" 45° 45° ..... .2788.2793" .0015-.0025" .318"