EMPI Cylinder Shims | VW 85.5/87/88mm Bore Air-Cooled | .010" Steel, Set of 4 (21-6010-0)

EMPI Cylinder Shims, .010" Thick — VW 85.5/87/88mm Bore

Steel cylinder shims that allow for adjusting deck height without machining the pistons. Corrects for increase in stroke and compensates when the case is surface machined. Clearanced for standard 8mm studs. Sold in sets of 4.

Vehicle Fitment

• VW Beetle (Bug): 1949–1977
• VW Super Beetle: 1971–1979
• VW Karmann Ghia: 1955–1974
• VW Bus: 1950–1971
• VW Type 3: 1961–1973
• VW Thing: 1973–1974

Key Features & Benefits

• No machining: adjust deck height without machining the pistons.
• Stroke correction: corrects for increase in stroke.
• Machined-case compensation: compensates when the case is surface machined.
• Stud clearance: clearanced for standard 8mm studs.

Technical Specifications

• Thickness: .010" / 0.25mm
• Material: Steel
• Bore Compatibility: 85.5mm, 87mm, 88mm
• Stud Clearance: Standard 8mm studs
• Sold As: Set of 4
• EMPI Part #: 21-6010-0

Frequently Asked Questions

• How many shims are in a set? Sold in sets of 4.
• Which bore sizes do these fit? 85.5mm, 87mm, and 88mm.
• Do I have to machine my pistons? No — these shims adjust deck height without machining the pistons.

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