Under-cylinder shims thickness 0.25 mm for engines 1200 to 1600 - 4 pieces

This set of shims is used to adjust the compression ratio, and is installed between the liners and the block. Indispensable on a prepared engine or to make an engine on a heavy vehicle like a Combi more reliable.

Inside diameter: 90 mm x thickness: 0.254 mm (0.01")

For VW :

- Beetle, Karmann, Type 3, 181, Combi

Engines: 1300, 1500, 1600, 1641, 1679cc + engine 1200 since n° 0525 050

- Transporter T25 / T3, engine 1600 CT

Consult us for availability of other thicknesses if required after your volumetric ratio calculation.