Tappets And Shims Inspection

Reference: CAMSHAFTS, TAPPETS AND SHIMS REMOVAL AND INSTALLATION 

Check tappet and shim for pitting, scratches, or damage.

If any malcondition is found, replace.

Fig 1: Checking Tappet & Shim For Pitting Or Scratches

Courtesy of SUZUKI OF AMERICA CORP.

Measure cylinder head bore and tappet outside diameter to determine cylinder head-to-tappet clearance. If clearance exceeds limit, replace tappet or cylinder head.

Tappet outside diameter 

Standard: 32.456-32.472 mm (1.2778-1.2784 in.) 

Cylinder head bore 

Standard: 32.500-32.525 mm (1.2795-1.2805 in.) 

Cylinder head to tappet clearance 

Standard: 0.028-0.069 mm (0.0011-0.0027 in.) 

Limit: 0.10 mm (0.0039 in.) 

Fig 2: Measuring Cylinder Head Bore & Tappet Outside Diameter

Courtesy of SUZUKI OF AMERICA CORP.