Moroso 63881 Long Crank Drive Mandrel

Moroso 63881 Small Block Chevy Long Crank Mandrel Drive Kit

$294.99 Each - Free Shipping

Moroso’s Forged Steel Small Block Chevy Crank Mandrel Drive Kit. 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
  • Includes one-piece, forged steel drive mandrel, 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-63881 Category: Tags: ,

Parts List

1 Drive Mandrel
1 Square Key 3.625″
2 Spacers .375″
6 SHCS 3/8″-16 x 1″
2 Spacer .25″
1 Stepped Steel Washer
1 Spacer .50 Alum.
1 Spacer .30″
1 Washer .509 I.D.
1 Bolt 1/2-20 x 2.75″
3 SHCS 3/8″-16x 1.5″
1 Crank Bolt Washer
1 Crank Shaft Bolt
3 SHCS 3/8″-24×1.0
2 Belt Guides, .062″

 

EnginePart
Number		StyleMandrel Length
Minus Flange		Overall
Length		Required Balancer
Small Block Chevy63881Long4.000″4.655″3-Bolt, 3.20″ bolt circle
Weight4.2 lbs
Dimensions12 × 5 × 5 in

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