EMPI Heavy-Duty Swivel-Head Valve Adjusters | Air-Cooled VW Beetle, Bus & Ghia | Set of 8, M8x1.0 (21-2031-0)

EMPI Heavy-Duty Swivel-Head Valve Adjusters | Set of 8, M8x1.0 | Air-Cooled VW (21-2031-0)

Upgrade your valvetrain with these EMPI Heavy-Duty Swivel-Head Valve Adjusters for air-cooled Volkswagen. Sold as a set of 8 with M8x1.0 threads, the swivel foot follows the valve tip to reduce wear compared with standard adjusters — a popular upgrade on performance and high-mileage engines.

Vehicle Fitment

• VW Beetle: All years
• VW Bus: All years
• VW Karmann Ghia: All years

Key Features & Benefits

• Swivel Foot: Reduces valve-tip wear versus standard fixed adjusters.
• Heavy-Duty: Built for performance and high-mileage engines.
• Complete Set: Enough adjusters for a full four-cylinder engine.

Technical Specifications

• Thread: M8x1.0
• Sold As: Set of 8
• Manufacturer: EMPI
• Part Number: 21-2031-0

Frequently Asked Questions

• How many are in the set? Eight adjusters — enough for a complete engine.
• What thread size are these? M8x1.0.
• Why choose swivel-head adjusters? The swivel foot reduces valve-tip wear, which is why they're a popular upgrade on performance and high-mileage engines.

Explore Related Categories

Building or refreshing your top end? Browse Engine, Engine Parts, and the full Air-Cooled VW catalog.