Brian Crower

BC0628

Brian Crower STROKER KIT - Subaru EJ257-STi - 83mm Billet Crank, BC625+ Rods (5.141), Custom Pistons

SKU: BC0628

Engine Kits

Notice: Pistons will ship seperately from remainder of the kit. Please allow 4-6 weeks for all JE and CP custom pistons. Specify Bore size and Compression when placing your order.
2.71L
4340 billet crank, 83mm stroke
H-beam BC625+ rods (5.141 c-to-c)
Custom pistons (choice of bore/compression). ACL Race bearings sold separately.

EJ257 Stroker Kits - The BC stroker kit for the Subaru EJ25 engine utilizes a custom, 83mm monster stroke, steel billet crankshaft, not a reworked factory EJ25 crank. Depending on bore size that you decide, the BC kit will take you up to a 2.71L with a safe 102mm bore. A stock stroke version is also available (79mm see below). 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 Sportsman rods rated to 600 horsepower, BC Pro Series rods rated to 800+ horsepower. Kit Includes: BC 4340 billet steel crankshaft (83mm or 79mm (stock) stroke - BC 4340 Sportsman or Pro Series connecting rods - CP or JE aluminum forged pistons (any bore size, any compression ratio) - 5100 Series carbon steel alloy wrist pins. 9310 Series pin upgrade available - Ductile iron plasma top rings, tapered second ring, low tension oil rings - Fully system balanced and ready to install.

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