Callies Compstar Sport Series Nissan RB26 Billet Crankshaft 77.7mm Stroke S25004 Lubrication RBLOOM2 RB25 - 7pin igniter

RBLOOM2 RB25 - 7pin igniter delete small 2pin grey power

great with 7A short block

Fully recirculating valve

dual-layered case

Callies Compstar Sport Series Nissan RB26 Billet Crankshaft 77.7mm Stroke S25004 Lubrication RBLOOM2 RB25 - 7pin igniterCallies Compstar RB26 crankshafts are crafted from premium 4340 billet steel. This material is known for its exceptional strength and resistance to fatigue, making it ideal for demanding motorsport and high boost street builds. The manufacturing process is a multi stage affair that begins with the sourcing of semi finished crankshafts that are then shipped to Callies' facility in the USA for the crucial finishing, cryogenic treatment, nitriding, and