Valve Guide Servicing: Servicing

Ream guides to next oversize valve stem. Oversize valve stems are available in 0.005" (0.12 mm) 0.015" (0.38 mm) and 0.030" (0.76 mm) sizes.

NOTE: Do not attempt to ream guides from standard diameter to 0.030" (0.76 mm) oversize in one step. Use step procedure to obtain the 0.030" (0.76 mm).

Fig 1: Using Dial Indicator to Measure Valve Guide Wear

Courtesy of CHRYSLER GROUP, LLC