Wossner Impreza WRX STI 2.1 16v Stroker Forged Piston & I-Beam Steel Con Rod Package (K9538/G0330)

Wossner Pistons

Wossner Impreza WRX STI 2.1 16v Stroker Forged Piston & I-Beam Steel Con Rod Package (K9538/G0330)

£1,337.74

Impreza WRX STI 2.1 16v Stroker Forged Piston & I-Beam Steel Con Rod Package.

Manufacturer kit reference: K9538/G0330

Impreza WRX STI 2.1 16v Stroker Forged Piston Kit

Engine Code	EJ20
YOM From	1992
YOM To	1998
Bore Size	92.5mm – K9538D050 , 93mm – K9538D100
Stroke	79mm
Compression Height	31mm
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

Subaru EJ 2.0 2.2 & 2.5 Turbo 16v Engines I-Beam Connecting rods

Engine Code	EJ20 & EJ25
Con Rod Length C/C	130.5mm
Con Rod Big End Dia	55mm
Con Rod Big End Width	21.425mm
Con Rod Small End Dia	23mm
Con Rod Small End Width	15.50mm T
Con Rod Bolt	3/8"

Kit contents

Impreza WRX STI 2.1 16v Stroker Forged Piston Kit
Subaru EJ 2.0 2.2 & 2.5 Turbo 16v Engines I-Beam Connecting rods
ARP Bolt 3/8" Thread 1.5" UHL 2000 Series (4AJ1.500-2SU) × 8
ARP Assembly Lubricant (100-9908)

Piston specifications by size

Piston reference	Piston diameter	Compression ratio	Capacity
K9538D050	92.43mm	8.5:1	2123cc
K9538D100	92.93mm	8.5:1	2146cc

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

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