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Wossner Pistons

Wossner Impreza WRX STI Ver 5-6 Low Comp Forged Piston Kit (K9130)

Impreza WRX STI Ver 5-6 Low Comp Forged Piston Kit.

Manufacturer kit reference: K9130

Technical specifications

Engine Code EJ20 , EJ205
YOM From 1998
YOM To 2000
Bore Size 92.5mm , 92mm , 93mm
Stroke 75mm
Compression Height 32.7mm
OEM Comp Ratio 09:01
Number of Rings 3
OEM Rod Length 130.5mm
Clip Part Number CA23
Pin Size 23mm
Pin Part Number WP143-SP
Cylinders 4
Valves Per Cylinder 4
Suits Wossner Con Rod G0012
Con Rod Length C/C 130.5mm

Piston specifications by size

Piston reference Piston diameter Compression ratio Capacity
K9130D050 92.43mm 8.08:1 2015cc
K9130D100 92.93mm 8.15:1 2037cc
K9130DA 91.93mm 8:1 1993cc

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

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