85.5 Cylinder Barrel Shims

85.5 Cylinder Barrel Shims


Vw Piston Barrel Shims, 85.5mm Piston Bore Size, Sold in Packs of 4.

Barrel Shim Spacers Sit In Between The Engine Case And The Bottom Of The Piston Barrel. Commonly Used For Setting Up Piston Deck Height For Desired Compression Ratio's On Volkswagen Air Cooled Engines. Applications For Type 1 Bug, Beetles, Karmann Ghia, Type 2 Bus, Type 3 Squareback, Fastback, Notchback. 

OEM part #:

31110134110 .010

31110134120 .020

31110134130 .030

31110134140 .040

31110134160 .060



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