EJ25

Subaru WRX 2.5 16V EJ257 JE Pistons Ultra Series CR 9.5 99.75mm 361331

Product detailed specification
Bore size	99.75mm
Stroke	79.00mm
JE Pistons compression ratio (CR)	9.5:1
OEM compression ratio (CR)	8.0:1
Dome volume (CC)	-7.3cm³
Compression height (CH)	30.70mm
Pin diameter	23mm
Features	Accepts Turbo and Nitrous; FSR series Skirt, Ultra series
Fits for	Subaru Impreza WRX STI - 2.5 16V (EJ257)

1 069,00 €

Subaru WRX STI 2.5 EJ257 Mahle pistons 99.50mm CR 9.0 930285217

Bore size	99.50mm
Stroke	79.00mm
Mahle compression ratio (CR)	9.0:1 - 56cc cylinder head 9.6:1 - 50cc cylinder head
OEM compression ratio (CR)	8.0:1
Dome volume (CC)	-14.1cm³
Compression height (CH)	30.70mm
Pin diameter	23mm
Fits for	Subaru WRX STI 2.5 (EJ257)

799,00 €

Subaru WRX STI 2.5 EJ257 Mahle pistons 99.75mm CR 9.0 930285227

Bore size	99.75mm
Stroke	79.00mm
Mahle compression ratio (CR)	9.0:1 - 56cc cylinder head 9.7:1 - 50cc cylinder head
OEM compression ratio (CR)	8.0:1
Dome volume (CC)	-14.1cm³
Compression height (CH)	30.70mm
Pin diameter	23mm
Fits for	Subaru WRX STI 2.5 (EJ257)

799,00 €

Subaru WRX STI 2.5 EJ257 Mahle pistons 99.50mm CR 8.5 930285017

Bore size	99.50mm
Stroke	79.00mm
Mahle compression ratio (CR)	8.5:1 - 56cc cylinder head 9.1:1 - 50cc cylinder head
OEM compression ratio (CR)	8.0:1
Dome volume (CC)	-19.25cm³
Compression height (CH)	30.70mm
Pin diameter	23mm
Fits for	Subaru WRX STI 2.5 (EJ257)

799,00 €

Subaru WRX STI 2.5 EJ257 Mahle pistons 99.75mm CR 8.5 930285027

Bore size	99.75mm
Stroke	79.00mm
Mahle compression ratio (CR)	8.5:1 - 56cc cylinder head 9.1:1 - 50cc cylinder head
OEM compression ratio (CR)	8.0:1
Dome volume (CC)	-19.25cm³
Compression height (CH)	30.70mm
Pin diameter	23mm
Fits for	Subaru WRX STI 2.5 (EJ257)

799,00 €

Subaru WRX STI 2.5 EJ257 Mahle pistons 100mm CR 8.5 930285037

Bore size	100.00mm
Stroke	79.00mm
Mahle compression ratio (CR)	8.5:1 - 56cc cylinder head 9.1:1 - 50cc cylinder head
OEM compression ratio (CR)	8.0:1
Dome volume (CC)	-19.25cm³
Compression height (CH)	30.70mm
Pin diameter	23mm
Fits for	Subaru WRX STI 2.5 (EJ257)

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 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 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 EJ205 EJ25 EJ257 FCP H-beam steel connecting rods 130.50mm

Product detailed specification

Manufacturer: FCP Engineering
Model: FCPRHS13055523
Profile: H-beam
C to C: 130.50mm
Big end diameter: 55mm
Pin diameter: 23mm
Quantity: 4 pcs., 8 pcs. ARP2000 3/8" bolts
Made of: forged steel 4340 EN24er
Advertised horsepower rating: 600HP (4 cylinder)
Advertised RPM rating: 9000RPM
Subaru WRX STi - 2.0 2.5 (EJ20, EJ205, EJ25, EJ257)

439,00 €

Subaru WRX STi EJ20 EJ205 EJ25 EJ257 FCP H-beam steel connecting rods 132.50mm

Product detailed specification

Manufacturer: FCP Engineering
Model: FCPRHS13255523
Profile: H-beam
C to C: 132.50mm
Big end diameter: 55mm
Pin diameter: 23mm
Quantity: 4 pcs., 8 pcs. ARP2000 3/8" bolts
Made of: forged steel 4340 EN24er
Advertised horsepower rating: 600HP (4 cylinder)
Advertised RPM rating: 9000RPM
Subaru WRX STi - 2.0 2.5 (EJ20, EJ205, EJ25, EJ257)

439,00 €

Boostline conrod set Subaru EJ20/EJ257 130.50mm SB5137-905+

Purpose-Built For Boost High Boost and Nitrous Subaru EJ20/25 Turbo Applications
Forged From Ultra-Strong 4340 Steel
Patented Three-Pocket Design
Capable of 1000+ HP
3/8 x 1.600 in. ARP 625+ Custom Aged Fasteners
High Quality APMCO Bronze Pin Bushing
26 Point Detailed CMM Inspection Report Included

1 649,00 €