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77 & 83mm 40HP/1200cc Cylinder Shim (Set of 4) (Select Size)-Type-1
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77 & 83mm 40HP/1200cc Cylinder Shim (EA) (Select Size)



Product type: Cylinder Shims

Vendor: AA Performance Products


For setting your engine proper deck height.
Use these shims to adjust deck height for optimum performance. No need to machine the pistons.
All popular thicknesses offered.

Sold EA 4 needed per engine


Sizes available: