Description
Brian Crower BC0239 stroker kit is designed for Nissan RB25 and RB26 engine builds with a 2.9L displacement configuration. It includes a 4340 billet crankshaft with 79mm stroke, ProH2K connecting rods with 4.783 inch center-to-center length, and custom pistons with bore and compression options. Component references include BC5239 crank, BC6239 rods, and BC7239 custom pistons, with ACL Race bearings available separately.