Bosch WR8AC Spark Plug — 14mm, 3/4\" Reach, Standard Heat Range | VW Type 1 Air-Cooled (98-9932-B)

Genuine Bosch WR8AC spark plug — the standard heat-range plug for VW Type 1 air-cooled engines. 14mm thread, 3/4" reach. Bosch's superseded Super Plus equivalent (7902 / WR8AC).

Fitment

• VW Type 1 (Beetle) air-cooled engine — standard heat range
• Suitable for stock and mildly built engines

Specifications

• EMPI Part #: 98-9932-B
• Bosch Reference: 7902 / WR8AC
• Thread: 14 mm
• Reach: 3/4"
• Sold individually (qty 4 for a stock 4-cylinder)

About Bosch

Bosch is the original OE supplier of ignition components to Volkswagen. These are not aftermarket reproductions — they're the same plugs that have been firing VW air-cooled engines since the cars rolled off the line.