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Moroso 63857 Drive Mandrel Kit

Moroso 63857 Small Block Chevy Short Crank Mandrel Drive Kit w/Pulleys

$317.99 $302.09

Moroso’s Forged Steel Small Block Chevy Crank Mandrel Drive Kit with Pulleys for Oil and Vacuum Pumps. 1″ Industry Standard Steel Mandrel offers a robust 1/8″ Standard keyway system that works with most crank mandrel pulleys. This Drive Kit is designed to work with a Moroso Dry Sump Pump, Vacuum Pump and an alternator or any combination of either.

  • Bolts to balancer balancer does not need to be drilled like older designs
  • Centers off of I.D. of Balancer, via supplied crankbolt washer
  • Pulleys are hard coat anodized and mandrel is black oxide for exceptional strength and extended service life
  • Kits include one-piece, forged steel drive mandrel, 4″ V-belt pulley for alternator, 2-1 2″ V-belt pulley for vacuum pump, 1″ (16 tooth) Gilmer pulley for external oil pump, guide plates, assorted spacers, belt guides and hardware

NOTE: *For SBC 1/4 Inch thick crank trigger wheels, use part No. 63861 Drive Mandrel Spacer Kit

SKU: MOR-63857 Category: Tags: ,

Parts List

1 Drive Mandrel
1 Square Key 2.700″
1 Pulley, V-Belt 4″
1 SHCS 7/16-20 x 2.000″
3 SHCS 3/8″-16×1″
1 Pulley V-Belt 2-1/2″
2 Spacer 1/4″
1 Stepped Steel Washer
1 Drive Gear 16 T 3 SHCS 3/8″-24 x 1.
1 Washer .509″ I.D.
2 Belt Guides .062″
1 Bolt 1/2” x 2-3/4″
3 SHCS 3/8-16×1.5″
1 Crank Bolt Washer

 

EnginePart
Number		StyleMandrel Length
Minus Flange		Overall
Length		Required Balancer
Small Block Chevy63857Short2.990″3.380″3-Bolt, 3.20″ bolt circle
Weight4.3 lbs
Dimensions12 × 5 × 5 in

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