EMPI Cylinder Shims | Air-Cooled VW 90.5/92mm Big Bore | .030" Steel, Set of 4 (21-7040-0) sub-instruments 5mm and 92mm pistons (1776cc

5mm and 92mm pistons (1776cc / 1835cc / 1914cc)

VW Beetle (Standard): All years using the standard parking brake assembly

IRS rear): 1973–1974

" It builds on the Super Low kit with Top Line's most popular handling and ride upgrades

What engine sizes work

EMPI Cylinder Shims | Air-Cooled VW 90.5/92mm Big Bore | .030" Steel, Set of 4 (21-7040-0) sub-instruments 5mm and 92mm pistons (1776ccEMPI 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: