944 S L4-2479cc 2.5L DOHC (1987)
TDC mark with engine removed from car.
Adjusting With Dial Gauges
2. Align dial gage with improvised extension (205 mm long) on piston crown (cylinder 1). 3 mm pretension.
Align second gauge with hydraulic tappet of cylinder 1 intake valve. The dial gage must be aligned perpendicular to the intake valve. 3 mm
pretension.
3. Remove distributor rotor and lock camshaft sprocket with 3 bolts M 5 x 15, to prevent camshaft sprocket or camshaft turning when camshaft
central bolt is slackened.
