Nissan RB30 Stroker Kit - 90mm Stroke/ProHD Series Rods (H Beam 7/16" fasteners) | BC

3.21L - Includes 4340 billet crank, 90mm stroke, ProHD 7/16 rods (6.000 c-to-c), and custom pistons (choice of bore/compression).

ACL Race bearings available separately.