Valve Lash Adjusters Inspection

Check adjuster for pitting, scratches, or damage. If any malcondition is found, replace.

Fig 1: Checking Valve Lash Adjusters

Courtesy of SUZUKI OF AMERICA CORP.

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

Hydraulic valve lash adjuster O.D. 

Standard:  30.959 - 30.975 mm (1.2188 - 1.2194 in.)

Cylinder head bore 

Standard:  31.000 - 31.025 mm (1.2205 - 1.2214 in.)

Cylinder head to adjuster clearance 

Standard:  0.025 - 0.066 mm (0.0010 - 0.0025 in.)

Limit:  0.15 mm (0.0059 in.)

Fig 2: Measuring Cylinder Head Bore & Adjuster Outside Diameter

Courtesy of SUZUKI OF AMERICA CORP.