Subaru

Subaru WRX STI 2.5 EJ257 Wiseco pistons 99.75mm CR 9.0 K598M9975AP

Product detailed specification
Bore size	99.75mm
Stroke	79.00mm
Wiseco compression ratio (CR)	9.0:1
OEM compression ratio (CR)	8.0:1
Dome volume (CC)	-19cm³
Compression height (CH)	30.70mm
Pin diameter	23mm
Fits for	Subaru WRX STI 2.5 (EJ257)

Armor Plated wiseco pistons have almost a bronze colored tint to the top of the piston and the wrist pin bore. Wiseco's Armor Plating is an abrasion resistant plating that raises the hardness of the aluminum, increases the durability of the ring grooves, prevents micro-welding of the piston rings, reduces carbon buildup and combats corrosion caused by detonation. Wiseco's most popular pistons now include Armor Plating.

€799.00

Subaru WRX 2.0 16V EJ20 Wiseco Pistons CR 8.35 92.50mm K588M925AP

Product detailed specification
Bore size	92.50mm
Stroke	75.00mm
Wiseco compression ratio (CR)	8.35:1
OEM compression ratio (CR)	8.0:1
Dome volume (CC)	-9cm³
Compression height (CH)	32.66mm
Pin diameter	23mm
Features	Accepts Turbo and Nitrous; Full Round Skirt
Fits for	Subaru Impreza WRX STI - 2.0 16V (EJ20, EJ205, EJ207)

Armor Plated wiseco pistons have almost a bronze colored tint to the top of the piston and the wrist pin bore. Wiseco's Armor Plating is an abrasion resistant plating that raises the hardness of the aluminum, increases the durability of the ring grooves, prevents micro-welding of the piston rings, reduces carbon buildup and combats corrosion caused by detonation. Wiseco's most popular pistons now include Armor Plating.

€799.00

Subaru WRX STI 2.5 EJ257 Wiseco pistons 99.50mm CR 9.0 K598M995AP

Product detailed specification
Bore size	99.50mm
Stroke	79.00mm
Wiseco compression ratio (CR)	9.0:1
OEM compression ratio (CR)	8.0:1
Dome volume (CC)	-19cm³
Compression height (CH)	30.70mm
Pin diameter	23mm
Fits for	Subaru WRX STI 2.5 (EJ257)

Armor Plated wiseco pistons have almost a bronze colored tint to the top of the piston and the wrist pin bore. Wiseco's Armor Plating is an abrasion resistant plating that raises the hardness of the aluminum, increases the durability of the ring grooves, prevents micro-welding of the piston rings, reduces carbon buildup and combats corrosion caused by detonation. Wiseco's most popular pistons now include Armor Plating.

€799.00

Subaru WRX STI 2.5 EJ257 Wiseco pistons 100mm CR 9.0 K598M100AP

Product detailed specification
Bore size	100mm
Stroke	79.00mm
Wiseco compression ratio (CR)	9.0:1
OEM compression ratio (CR)	8.0:1
Dome volume (CC)	-19cm³
Compression height (CH)	30.70mm
Pin diameter	23mm
Fits for	Subaru WRX STI 2.5 (EJ257)

Armor Plated wiseco pistons have almost a bronze colored tint to the top of the piston and the wrist pin bore. Wiseco's Armor Plating is an abrasion resistant plating that raises the hardness of the aluminum, increases the durability of the ring grooves, prevents micro-welding of the piston rings, reduces carbon buildup and combats corrosion caused by detonation. Wiseco's most popular pistons now include Armor Plating.

€799.00

Subaru WRX STI EJ20 / EJ25 Supertech valve spring kit SPRK-TS1015-SU4

Springs data:

Seat pressure - 82lbs @ 34.25mm
Open (lift) pressure - 220lbs @ 11.5mm
Spring coil bind - 20.70mm
Rate - 12.10lbs/mm
Max lift - 13.50mm
Outer spring outer diameter: 27.50mm
Outer spring inner diameter: 20.00mm
Inner spring outer diameter: 20.00mm
Inner spring inner diameter: 15.20mm

Set includes:

Dual springs: 16 pcs. SPR-TS1015/SU4
Titanium retainers: 16 pcs. RET-TS60/WRX1
Seats: 16 pcs. SEAT-TS/SUB4

€599.00

Subaru WRX 2.0 EJ20 Athena MLS cylinder head gasket set 94x1mm 338002R

Athena Racing 338-series multilayer steel (MLS) cylinder head gasket set.
Athena MLS gaskets are designed to suit the requirements of today’s competition engines offering enhanced sealing compared to the OEM product. The gaskets are assembled from 2-5 layers of high quality stainless and spring steels.
Part number: 338002R (2 pcs.)
Gasket thickness: 1.00mm
Bore size: 94.00mm

Part number starting with 338
Athena advantages
Optimized radius embossing shape	The round shape of the embossing increases sealing on cylinder bore, oil and cooling water passages and improves spring back strength
Advanced stopper technology	State of the technology enhances sealing pressure around the cylinder. Highest sealing properties in high power engines
Coating technology	Designed & engineered by Athena the special coating applied on steel surfaces, improves temperature resistance & reliability of the head gasket

€149.00

Subaru WRX 2.5 16V EJ257 JE Pistons CR 8.5 99.75mm 296348

Product detailed specification
Bore size	99.75mm
Stroke	79.00mm
JE Pistons compression ratio (CR)	8.5:1
OEM compression ratio (CR)	8.0:1
Dome volume (CC)	-16.9cm³
Compression height (CH)	30.70mm
Pin diameter	23mm
Features	Accepts Turbo and Nitrous; coated FSR series skirt
Fits for	Subaru Impreza WRX STI - 2.5 16V (EJ257)

€899.00

Subaru WRX Stroker 2.0 16V EJ20 JE Pistons CR 8.5 92.50mm 314447

Product detailed specification
Bore size	92.50mm
Stroke	79.00mm
JE Pistons compression ratio (CR)	8.5:1
OEM compression ratio (CR)	8.0:1
Dome volume (CC)	-15.3cc³
Compression height (CH)	30.70mm
Pin diameter	23mm
Features	Accepts Turbo and Nitrous; FSR series Skirt
Fits for	Subaru Impreza WRX STI - 2.0 16V (EJ20, EJ205, EJ207)

JE's patented Perfect Skirt coating makes piston slap, false knock, and cold-start wear a thing of the past.
For the first time ever, 2618-alloy pistons can be installed with piston-to-wall clearances near that of an OEM piston!

€899.00

Subaru EJ20 EJ22 EJ25 King Racing main bearings MB5382XPGC-STD Coated

SX	SX

F5382/PRG	F5382/PRG

SX	SX

M5382/1PRG	M5382/1PRG

SX	SX

M5382/2PRG	M5382/2PRG

Quantity

1

2

Crankshaft

60.000 / 59.985

Housing

64.000 / 64.021

Max Wall

2.004

Max Length

22.962

18.999

15.113

Engines: Subaru - 2.0 2.2 2.5 (EJ20, EJ22, EJ25)

€99.00

Subaru WRX 2.0 16V EJ20 Wiseco Pistons CR 8.35 92mm K588M92AP

Product detailed specification
Bore size	92.00mm
Stroke	75.00mm
Wiseco compression ratio (CR)	8.35:1
OEM compression ratio (CR)	8.0:1
Dome volume (CC)	-9cm³
Compression height (CH)	32.66mm
Pin diameter	23mm
Features	Accepts Turbo and Nitrous; Full Round Skirt
Fits for	Subaru Impreza WRX STI - 2.0 16V (EJ20, EJ205, EJ207)

Armor Plated wiseco pistons have almost a bronze colored tint to the top of the piston and the wrist pin bore. Wiseco's Armor Plating is an abrasion resistant plating that raises the hardness of the aluminum, increases the durability of the ring grooves, prevents micro-welding of the piston rings, reduces carbon buildup and combats corrosion caused by detonation. Wiseco's most popular pistons now include Armor Plating.

€799.00

Subaru EJ20 EJ22 EJ25 King racing main bearings MB5382XPGC-STDX Coated

SX	SX

F5382/PRG	F5382/PRG

SX	SX

M5382/1PRG	M5382/1PRG

SX	SX

M5382/2PRG	M5382/2PRG

Quantity

1

2

Crankshaft

60.000 / 59.985

Housing

64.000 / 64.021

Max Wall

2.004

Max Length

22.962

18.999

15.113

Engines: Subaru - 2.0 2.2 2.5 (EJ20, EJ22, EJ25)

€99.00

Subaru WRX 2.5 EJ25 EJ257 Athena Cooper Ring cylinder head gasket set...

Athena Racing 330 series Cooper Ring cylinder head gasket set.
For specific high horsepower applications, engine performance can be significantly improved by using Athena Cooper Ring gaskets, that are supplied with INOX steel ring. This technology outperforms conventional fire ring solutions.
Cooper Rings are oversize (also fits for oversize bores).
Part number: 330078R (2 pcs.)
Gasket thickness: 1.20mm
Bore size: 101.30mm

Part number starting with 330
Athena advantages
Reinforced material	Asbestos free composite raw material OE approved
Stainless steel ring (AISI304)	Separate stainless steel rings assure maximum sealing around cylinder bore also on NOS and/or turbo charged engine where boost is over 2 bars. No head and block machining required
Silicon beading	Silicon-based beading is applied on critical areas to improve sealing around all cooling water and oil passages

€279.00