Valve Clearance Adjustment (Cont'd)
EM-126prose procedureSR (SR20DE/SR20DET) engine cylinder head.
Valve Clearance Adjustment (Cont'd)
- 5Turn crankshaft one revolution (360°) and align mark on crankshaft pulley with pointer.
- 6Check those camshaft clearances shown in the figure. Use the same procedure as mentioned in step 4.
SEM882D - 7If camshaft clearances are within specification, install any parts removed in reverse order of removal.
IMPORTANT
Select a suitable shim and a suitable rocker arm guide when camshaft clearances are out of specification or when replacing valve, cylinder head, shim, rocker arm guide and/or valve seat with new one(s), as follows: Adjust valve clearance and camshaft clearance while engine is hot.
Shim selection / removal
- 8Set No. 1 piston at T.D.C. on the compression stroke by rotating crankshaft.
SEM983C
IMPORTANT
Rotate crankshaft until mating mark on camshaft sprocket is set at position indicated in figure at right.
Shim selection / removal (Cont'd)
- 9Remove chain tensioner.
- 10Remove distributor.
- 11Remove camshaft sprockets.
- 12Remove camshafts, oil tubes and rocker arms.
- 13Remove the shim and rocker arm guide to adjust the corresponding camshaft.
SEM860D