MOROSO 64120 Crankshaft Pulley Single Groove 30% Reduction

MOROSO
MOROSO 64120 Crankshaft Pulley Single Groove 30% Reduction

Please Note: Some images my not represent the actual product

Part Number: 64120
Manufacturer: MOROSO
On Sale: $59.97

Availability:
4 New In Stock
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Product Note:

Crankshaft Pulley Single Groove 30% Reduction

Specs:

OD: 4.95"

CRANK PULLEY SHIM KIT

  • Fits: Small and Big Block Chevrolet engines
  • Includes 3 shims per pack, 1/16, 1/8 and 3/16

UNIVERSAL WATER PUMP PULLEY SHIM KIT

  • Fits: All GM and Ford water pumps with either a 3/4 or 5/8 shaft
  • Kit provides proper drive belt alignment with water pump
  • Shims are installed between the water pump pulley and drive flange
  • Kit contains two 1/16 spacers and one 1/8 spacer

OEM CRANKSHAFT PULLEY REINFORCEMENT PLATE

  • Fits: Chevrolet V8 and 90º V6 with OEM crank pulley (GM #3858533), also fits some inline Chevy 6s.
  • Strengthens stock GM crank pulleys
  • Precision stamped from 6061-T6 aluminum and black anodized

BILLET ALUMINUM CRANKSHAFT PULLEYS

  • V-Belt Design
  • Machined from the highest grade aircraft billet aluminum for maximum durability
  • Deep precision machined grooves ensure belt retention even during extreme changes in engine RPM
  • When crankshaft and water pump pulleys are used together, water pump speed is reduced by approximately 30%
  • Hard-coat anodized for extended life
  • Uses 36º x 17/32 wide belt

CAST ALUMINUM CRANKSHAFT PULLEYS

  • Precision machined from high grade, lightweight aluminum castings
  • Extra-deep belt grooves provide added belt retention during rapid changes in engine RPM
  • Small pulley diameter slows fan, water pump, and alternator speed to reduce horsepower-robbing drag
  • High RPM water pump operation is improved, reducing impeller speed below cavitation threshold
  • Use 36° x 17/32 wide belt

WATER PUMP PULLEY

  • Gilmer Belt Design
  • Fits: Most water pumps including Chevrolet V8 & 90° V6, Buick V6, Ford and Chrysler
  • Hard-coat anodized for exceptional wear characteristics
  • Machined from 2024-T4 billet aluminum
  • For 3/4 shafts. Includes bushing for 5/8 shafts
  • 28-tooth, 3/8 pitch with slotted mounting holes

ALTERNATOR PULLEYS

  • V-Belt Design
  • Large diameter reduces alternator speed for high engine RPM applications
  • Machined from high grade, lightweight aluminum to reduce alternator bearing loads
  • Deep groove helps retain V-belt at high RPM
  • Uses 36° x 17/32 V-belts

POWER STEERING PULLEYS

  • Fits: Late model GM pumps
  • Designed for Oval Track and Road Race applications using the late model, small GM power steering pump with remote reservoir
  • 6 diameter, hard-coat anodized billet aluminum
  • Deep-grooved to ensure belt retention under extreme racing conditions
  • Can be used as replacement pulley for Sweet-type pumps
  • Use with 36° x 1/2 wide belt

WATER PUMP MOUNTED V-BELT POWER STEERING PULLEY

  • Fits: Chevy V8 & 90° V6 water pump bolt pattern
  • 3-1/4 dia. V-belt pulley mounts directly to the front side of water pump pulley to drive the power steering pump at optimum speed during high RPM racing conditions
  • Machined on CNC equipment from premium-grade billet aluminum for dead-accurate concentricity
  • Hard-coat anodized finish extends service life
  • Deep V groove is machined to retain belt in all engine RPM ranges
  • Includes all mounting hardware
  • Designed for use with 36° x 17/32 V-belts: also accepts 38° belts
  • Use with Moroso No. 64900 or other aftermarket Water Pump Pulleys, Power Steering and Crankshaft Pulleys for optimum belt
    retention, alignment and speed

BILLET ALUMINUM WATER PUMP PULLEY

  • V-Belt Design
  • Fits: Chevy V8 and Small Block Ford 90º V6 (with short water pump) with 5/8 or 3/4 dia. shaft
  • Machined from the highest grade aircraft billet aluminum for maximum durability
  • Deep precision machined grooves ensure belt retention even during extreme changes in RPMs
  • When crankshaft and water pump pulleys are used together, water pump speed is reduced by approximately 30%
  • Hard-coat anodized for extended life
  • Includes bushing for 5/8 shafts

BILLET ALUMINUM ALTERNATOR PULLEYS

  • V-Belt Design
  • Machined from the highest grade aircraft billet aluminum for maximum durability
  • Deep precision machined grooves ensure belt retention even during extreme changes in engine RPM
  • When crankshaft and water pump pulleys are used together, water pump speed is reduced by approximately 30%
  • Hard-coat anodized for extended life

RADIUS TOOTH ALTERNATOR PULLEY
Moroso Radius Tooth Alternator Pulley is designed to work more efficiently and take less power to drive. Moroso Radius Tooth Alternator Pulley is made to use a .500 wide drive belt, and with a wide variety of drive pulley sizes, any drive ratio you may need is achievable. This pulley is made to accept a .590 diameter shaft alternator.

Select Vehicle Above to Narrow Fitment Info!

Year Make Model Trim Engine Vehicle Fit Notes

Chevrolet

 

262 Small Block

 

ALL

 
ALL
 
Chevrolet
262 Small Block
ALL

ALL
w/ Long Water Pump
 

Chevrolet

 

267 Small Block

 

BASE

 
4.4L V8 NA GAS
 
Chevrolet
267 Small Block
BASE

4.4L V8 NA GAS
w/ Long Water Pump
 

Chevrolet

 

302 Small Block

 

ALL

 
ALL
 
Chevrolet
302 Small Block
ALL

ALL
w/ Long Water Pump
 

Chevrolet

 

305 Small Block

 

ALL

 
ALL
 
Chevrolet
305 Small Block
ALL

ALL
w/ Long Water Pump
 

Chevrolet

 

307 Small Block

 

ALL

 
ALL
 
Chevrolet
307 Small Block
ALL

ALL
w/ Long Water Pump
 

Chevrolet

 

327 Small Block

 

ALL

 
ALL
 
Chevrolet
327 Small Block
ALL

ALL
w/ Long Water Pump
 

Chevrolet

 

350 Small Block

 

GENERATION I

 
5.7L V8 NA GAS
 
Chevrolet
350 Small Block
GENERATION I

5.7L V8 NA GAS
w/ Long Water Pump
 

Chevrolet

 

360 Small Block

 

ALL

 
ALL
 
Chevrolet
360 Small Block
ALL

ALL
w/ Long Water Pump
 

Chevrolet

 

400 Small Block

 

ALL

 
ALL
 
Chevrolet
400 Small Block
ALL

ALL
w/ Long Water Pump