RB Crankshaft

RB26/28/32 Standard Features Available in standard and full counterweight Average weight: 42 Ibs standard, 57 lbs full counterweight 4340 steel certified by callies in house metallurgical lab Rod and main journal surface finish is refined to 5Ra or less Tear drop oil hole lead-ins Straight shot oiling No drill internal balance Full Counterweight Sizing            Stroke                           Main                            Pin 73.7MM (2.6)                54.9MM                      47.9MM 77.7MM (2.8)                54.9MM                      47.9MM 90.0MM (3.2)               54.9MM                      49.9MM