Moroso 63883 - Drive Kit, Dry Sump & Vacuum Pump, Flange Style, Short, 3 Bolt BBC

DRIVE MANDREL, SHORT,BBC, MANDREL LENGTH MINUS FLANGE 2.990", REQUIRED BALANCER 3-Bolt, 3.20" bolt circle, 2.275" female register, LENGTH 3.645" OIL PUMP AND VACUUM PUMP DRIVE MANDRELS FLANGE STYLE • Now our one-piece forged steel drive mandrels are available by themselves so that custom tailored drives can be created using our pulleys and guides plates. • Bolts to balancer –balancer does not need to be drilled