740 L4-2320cc 2.3L DOHC B234F (Can) (1992)
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Remove camshaft drive pulleys
Use counterhold 5199.
Remove upper section of transmission mounting plate
Remove bolts between camshafts and under righthand idler.
Remove seal
Prise out seal carefully using a screwdriver, taking care to avoid damaging shaft ends and seating surfaces in camshaft carrier.
Clean seats in camshaft carrier and check shafts for grooving, indicating wear.
Fit new seals
Use assembly tool 5025.
Grease seals.
Press in seals.
NOTE: Camshafts must not be allowed to rotate when fitting seals. Face of seal should normally be flush with chamfered edge in camshaft carrier.
However, if shaft end shows signs of wear, seal may be located approx. 2 mm further in.