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Racing Steel Bielas Bielle Connecting Rods ARP Bolt for Subaru WRX STI EJ20 EJ25

ARP Bolts

The connecting rods all include ARP 2000 bolts, which are rated at 220,000 psi, and the optional ARP L19 material at 260,000 psi is available as an upgraded product.

TÜV PRODUCT TEST AND TÜV ISO 9001 CERTIFIED

Forged 4340 Steel

Forged 4340 Chrome Moly Steel improves strength and durability, dedicated for Racing.

H-Beam Design

H-Beam helps improve stiffness, reduce stress risers and weight.

Horsepower Rating

Advertised horsepower rating: 600HP-800HP.

High Precision Control

Balanced within:+/- 1 gram per rod,

Bores finished to:+/- .005mm or .0002".

ARP 2000 Bolts

With Standard Original ARP 2000 Bolts.

Upgradable ARP L19 Bolts

Contact with us for ARP L19 which can hold a maximum engine speed of 12000 RPM.

Application

Fits For Subaru EJ Series Engines: EJ20, EJ22, EJ25, EJ205, EJ207, EJ255, EJ257

Dimension

Connecting Rod Length Center to Center	130.50mm/5.137in
Approximate Connecting Rod Weight	571g
Big End Bore Diameter	55.00mm/2.165in
Pin End Bore Diameter	23.00mm/0.905in
Big End Width	21.40mm/0.843in
Small End Width	21.40mm/0.843in
Pin Type	Floating Pin Piston

Specification

Beam Style: H-beam Street/Strip
Material: 4340 Chromoly Steel
Finish: Shot-peened
Wrist Pin Style: Floating
Clearanced for Stroker: Yes
Cap Retention Style: Through-bolt
Connecting Rod Bolt Brand: ARP
Connecting Rod Bolt Diameter: 3/8"
Connecting Rod Bolt Material: Alloy Steel
Fastener Yield Strength (psi): 220,000 psi (ARP 2000)
Upgrade Fasteners: ARP L19 (260,000 psi) optional
Connecting Rod Bolt Head Style: 12-point
CNC Machined: High Precision
Rod Cap Alignment: Precision dowels
Bore Tolerance: ±0.005 mm
Balancing: ±1 gram per rod
Weight Matched Set: Yes
Remanufactured: No
Testing: Magnafluxed, X-rayed, Ultrasonically tested
Heat Treated: Yes

Performance Ratings

Advertised Horsepower Rating: 200HP/piece

Advertised RPM Rating: 9,000rpm

Packaging

Quantity: Sold as a set of 4
Package Size: 28CM*20CM*10CM

	See Details	See Details
Beam Type	I-Beam	H-Beam
Material	Forged 4340 Chrome Moly Steel	Titanizing Forged 4340 Chrome Moly Steel
Application	For Subaru EJ20, EJ22, EJ25, EJ205, EJ207, EJ255, EJ257	For Subaru EJ20, EJ22, EJ25, EJ205, EJ207, EJ255, EJ257
C-C Length	130.5mm / 5.137"	130.5mm / 5.137"
Big end diameter	55mm / 2.165"	55mm / 2.165"
Small end diameter	23mm / 0.905"	23mm / 0.905"
Big end width	21.4mm / 0.843"	21.4mm / 0.843"
Small end width	21.4mm / 0.843"	21.4mm / 0.843"