OIL PUMP AND VACUUM PUMP DRIVE MANDRELS FLANGE STYLEDRIVE 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
- Short Flange Style
- SB Ford
- 4.125 Overall Length
- 3.50 Mandrel Length
- 4-Bolt, 3.30 Bolt Circle
- 2.382 male register pattern
- Custom drives created with pulleys
- Has drive mandrel, guide plates, assorted spacers, belt guides, & hardware