EMPI Cylinder Shims | Air-Cooled VW 90.5/92mm Big Bore | .030" Steel, Set of 4 (21-7040-0) year-1966 the earlier kit uses a

the earlier kit uses a 3-fold mechanism for 1949-1955 cars

it features a rugged

every component in this master box is built to the highest quality standards

measured position during body restoration to maintain correct door aperture geometry throughout the repair process

finished with a billet aluminum adjuster that looks and works better than the original wingnut

EMPI Cylinder Shims | Air-Cooled VW 90.5/92mm Big Bore | .030" Steel, Set of 4 (21-7040-0) year-1966 the earlier kit uses aEMPI Cylinder Shims . 030" Thick Steel 90. 5 92mm Big Bore (Set of 4) These EMPI steel cylinder shims let you dial in deck height on your air cooled VW engine without machining the pistons. They correct for increases in stroke and compensate when the case has been surface machined, and they are clearanced for standard 8mm studs. Sold in sets of 4. Vehicle Fitment VW Bug Beetle (Type 1): Big bore builds VW Karmann Ghia VW Bus (Type 2) VW Type 3: