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Wossner Pistons

Wossner 911-S High Comp Forged Piston Kit (K9412)

911-S High Comp Forged Piston Kit.

Manufacturer kit reference: K9412

Technical specifications

Engine Code 2000
YOM From 1966
YOM To 1966
Bore Size 80.5mm – K9412D050 , 80mm – K9412DA , 81mm – K9412D100
Stroke 66mm
Compression Height 34mm
OEM Comp Ratio 9.8:1
Number of Rings 3
OEM Rod Length 130mm
Clip Part Number CW22
Pin Size 22mm
Pin Part Number WP017
Cylinders 6
Valves Per Cylinder 2

Piston specifications by size

Piston reference Piston diameter Compression ratio Capacity
K9412D050 80.43mm 10.62:1 2015cc
K9412D100 80.93mm 10.74:1 2040cc
K9412DA 79.93mm 10.5:1 1990cc

Piston diameter and cylinder bore are different measurements. Select the correct size and confirm the engine specification before ordering.

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