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Small Block Chevy Aluminum Single Lower Pulley, Short Pump

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Specs
Material Type:
Aluminum
Sold in Quantity:
Each
Finish:
Natural
Overall Diameter:
6.60
Inside Diameter:
1.10
Belt Type:
V-Belt
Mounted Length:
.64
Bolt Hole Pattern:
3 on 2.75
Belt Width:
.41
Groove Count:
1
Notes
Mounted length is from the face of the harmonic balancer towards the front of the vehicle.
Small Block Chevy Aluminum Single Lower Pulley, Short PumpSmall Block Chevy Aluminum Single Lower Pulley, Short Pump
Small Block Chevy Aluminum Single Lower Pulley, Short Pump

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Small Block Chevy Aluminum Single Lower Pulley, Short Pump

Details

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What's in the Box

Cast aluminum single groove V-belt crankshaft pulley for use with '55-'68 Small Block Chevy short style water pumps.

  • Precision machined aluminum construction
  • Lightweight and strong
  • Single groove for V-belt
  • This pulley has "0" offset and is flat against balancer
  • From edge of pulley to center of V-belt groove is 5/16"
  • Diameter is 6-5/8"

Get the correct pulleys for your application by learning which water pump you have as explained in our tech article. SBC - Short vs Long Water Pump.

 

 

Notes

  1. It may be necessary to shim either or both of the pulleys to achieve perfect belt alignment. There are variances between manufacturers of both water pumps and pulleys.
  2. Water Pump ID Chart (GIF)

Specs


Item Details

Single Groove, 6-5/8" Diameter

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Set of three Allen bolts for lower aluminum water pump pulley.

  • Fine Thread
Small Block Chevy Aluminum Single Upper Pulley, Short Pump
                        

Cast aluminum single groove V-belt upper pulley for '55-'68 Small Block Chevy short style water pumps. Fits over 5/8" water pump snout, but can be drilled out to 3/4" if needed.

  • Precision machined aluminum construction
  • Lightweight and strong
  • Single groove for V-belt
  • From inside at fan hub to back side of pulley is 2-3/4"
  • From back edge of pulley to center of V-belt groove is 5/16"
  • Fits over a 5/8" water pump shaft (can be drilled to 3/4" if needed)
  • Diameter is 6-5/8"

Get the correct pulleys for your application by learning which water pump you have as explained in our tech article. SBC - Short vs Long Water Pump.

Aluminum Lower Pulley Spacer
                        Spaces lower pulley out to match with the upper pulleys. Each spacer is .090" thick aluminum.
                    
Small Block Chevy Aluminum Double Upper Pulley, Short Pump
                        Cast aluminum double groove V-belt pulley for '55-'68 Small Block Chevy short style water pumps. Fits over 5/8" water pump snout, but can be drilled out to 3/4" if needed. 
  • Precision machined aluminum construction
  • Lightweight and strong
  • Double grooves for two V-belts

Get the correct pulleys for your application by learning which water pump you have as explained in our tech article. SBC - Short vs Long Water Pump

Universal Water Pump Shim Kit
                        

Water pump pulley shim kit provides proper drive belt alignment with pulleys.  Kit contains two aluminum 1/16" spacer and one 1/8" spacer.

Learn more about using different water pump accessories to best fit your application by reading our tech article.  SBC - Short vs Long Water Pump