Valve guides, checking

Special tools, testers and auxiliary items required 

Fig 1: Identifying VW 387 Universal Dial Gauge Bracket

Courtesy of VOLKSWAGEN UNITED STATES, INC.

• Universal dial gauge bracket VW 387
• Dial gauge

Work sequence 

Fig 2: Identifying Special Tool - VW 387

Courtesy of VOLKSWAGEN UNITED STATES, INC.

• Insert new valve into guide. End of valve stem must be flush with guide. Due to slight differences in stem diameters, use only an intake valve in intake guide and an exhaust valve in exhaust guide.
• Determine rock. Wear limit: max. 1.3 mm