Feeler Gauges

Feeler gauges are thin metal strips of precise thickness, used to measure small clearances. They are normally available as a set, covering a range of sizes. For Volkswagens, metric feeler gauges (in millimeters) are the best choice. Fig. 4-12 shows a set of feeler gauges.

Fig. 4-12.

Feeler gauge set, used for precise measurement of clearances between parts.