STROKER KIT - Subaru EJ205-WRX - 79mm Stroke Billet Crank, Sportsman Rods, Custom Pistons
The BC stroker kit for the Subaru EJ20 engine incorporates a proven 79mm stroke, steel billet crankshaft, not a factory STi or EJ25 crank. Depending on bore size that you decide, the BC kit will take you up to a 2.29L with a safe 96mm bore. As usual, each BC kit features custom CP forged aluminum pistons, premium alloy wrist pins, full ring pack and buttons. Big time power and torque gains. BC Econo rods rated to 600 horspower, BC Pro Series rods rated to 800+ horsepower.
Features: - BC 4340 billet steel crankshaft (79mm stroke). Not an OEM EJ25 crank.
- BC 4340 Econo or Pro Series steel billet rods w/ARP 220,000 psi fasteners.
- CP aluminum forged pistons (any bore size, any compression ratio).
- 5100 Series carbon steel alloy wrist pins. 9310 pin upgrade available.
- Ductile iron plasma top rings, tapered second ring, low tension oil rings.
- ACL Race Series bearings sold seperately.
- Fully system balanced and ready to install. (50% deposit required)