Brian Crower Crankshaft - Nissan SR20DE(T) 91mm Stroke 4340 Billet

The Brian Crower BC5209 is a 4340 billet steel crankshaft with a 91mm stroke, designed for Nissan SR20DE(T) engines. It is a key component for engine rebuilds and performance upgrades, offering greater reliability and increased horsepower and torque when part of a stroker kit. Brian Crower employs state-of-the-art CNC grinding machines to ensure exacting tolerances and uses high-quality 4340 steel alloy, CNC machined and finished to tight industry specifications. Every product line is tested on precision measuring instruments for accuracy, imperfections, and metallurgy, and dyno-tested and tuned for optimum results.