200SX SE-R L4-1998cc 2.0L DOHC MFI (SR20DE) (1998)
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Tightening procedure
STEP 1:
RH camshaft
Tighten bolts (9) - (10) in that order, then tighten bolts (1) - (8) in numerical order: 2 Nm (0.2 kg-m, 17 inch lbs)
LH camshaft
Tighten bolts (11) - (12) in that order, then tighten bolts (1) - (10) in numerical order: 2 Nm (0.2 kgs.cm, 17 inch lbs)
STEP 2:
Tighten bolts in numerical order: 6 Nm (0.6 kgs.cm, 52 inch lbs)
STEP 3:
Tighten bolts in numerical order.
Bolt type (A), (B), (D): 9.8 - 11.8 Nm (1.0 - 1.2 kg-m, 7.2 - 8.7 ft. lbs.)
Bolt type (C): 18 - 25 Nm (1.8 - 2.6 kgs.cm, 13 - 19 ft. lbs.)
22. Install camshaft sprockets. Line up mating marks on timing chain with mating marks on camshaft sprockets.
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Lock camshafts as shown in figure and tighten to specified torque.
137 - 157 Nm (14.0 - 16.0 kg-m, 101 - 116 ft. lbs.)
Apply new engine oil to threads and seating surfaces of camshaft sprocket bolts before installing them.