Lotus Elise S1 Service Notes page 164

ENGINE
18G1570
12-182
8RM 0740
14. Using sequence shown, progressively slacken
cylinder head bolts:
Early engines:- bolts 1 to 8, remove bolts 1 to
8 and store in fitted order.
Later engines fitted with modified camshafts:-
bolts 1 to 6, remove bolts 1 to 6 and store in
fitted order.
A
NOTE: It will be necessary to carry out the
following operations in order to remove
the remaining bolts.
12M0576B
15. Remove locking tool 18G 1570 from camshaft
gears.
16. Using tool 12-182, turn both camshafts
clockwise to gain access to bolts:
Early engines:- bolts 9 and 10.
Later engines fitted with modified camshafts:-
bolts 7 and 8.
Progressively slacken then remove the
remaining bolts and store in fitted order.
CAUTION: Removal of cylinder head bolts
l \ results in a 'tightening-up' of crankshaft;
rotation of crankshaft must, therefore, be
kept to a minimum. Do not rotate crankshaft until
cylinder liner retainer clamps 18G 1736 are fitted.
17. Suitably identify each camshaft gear to its
respective camshaft and using tool 12-182 to
hold camshaft gear against rotation, remove
bolt and plain washer from each camshaft
gear.
18. Remove camshaft gears.
A
OVERHAUL 2 7