Moroso 63885 - Drive Kit, Dry Sump & Vacuum Pump, Flange Style, 4 Bolt, Ford Small Block

DRIVE MANDREL, SM BLOCK FORD, MANDREL LENGTH MINUS FLANGE 3.500", REQUIRED BALANCER 4-Bolt, 3.30" bolt circle, 2.382" male register, LENGTH 4.125" OIL PUMP AND VACUUM PUMP DRIVE MANDRELS FLANGE STYLE DRIVE MANDREL, SM BLOCK FORD, MANDREL LENGTH MINUS FLANGE 3.500", REQUIRED BALANCER 4-Bolt, 3.30" bolt circle, 2.382" male register, LENGTH 4.125" • 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