Valve Guides, Checking

WARNING: This page is about a different car, the 2023 Volkswagen Atlas. However, it is still accessible from the selected car via links, so may be relevant.

Special tools and workshop equipment required

Dial Indicator Holder:VW 387

Fig 1: Dial Gauge Holder VW 387
Courtesy of AUDI OF AMERICA, LLC
Dial Gauge

Test sequence:

-- Insert the new valve into the guide. The end of the valve stem must be flush with the guide. Due to the slight difference in stem diameters, use only an intake valve in the intake guide and an exhaust valve in the exhaust guide.

Fig 2: Checking Valve Guides

Courtesy of AUDI OF AMERICA, LLC

-- Determine the tilting clearance. Wear limit: 0.8 mm

If tilting clearance is exceeded:

-- Replace the cylinder head.