The BC stroker kit for the Hyundai GK4F Theta 4 cylinder engine platform incorporates a 98mm stroke crank. Depending on bore size that you decide, the BC kit will take you up to a 2.33L with a +1mm overbore to 87mm bore size. The kit utilizes premium steel billet connecting rods in your choice of fastener (ARP2000 or Custom Age 625+ for severe-duty). As usual, each BC kit features custom CP pistons, steel alloy wrist pins, full ring pack and locks. This kit incorporates the Mitsubishi 4B11 connecting rods.
BC 4340 steel billet crankshaft (98mm stroke).
BC 4340 Sportsman, Pro Series or I Beam connecting rods (Mitsubishi 4B11T).
CP or JE aluminum forged pistons (any bore size, any compression ratio).
5100 Series carbon steel alloy wrist pins. 9310 Series pin upgrade avail.
Ductile iron plasma top rings, tapered second ring, low tension oil rings.
Fully system balanced and ready to install. (50% deposit required)
Requires Mitsubishi 4B11T rod bearings (ACL #4B1236HX), Hyundai main bearings.