Product Summary

265, 267, 283, 302, 305, 307, 327, 350, 1 Groove Count

  • Lightweight aluminum construction
  • Single groove designed for V-belt
  • Fits 55-68 Small Block Chevy short style water pumps
  • 6-6/8" overall diameter
  • 3 on 2.75" bolt pattern

Key Specs

MFG. Part #91015473
BrandSpeedway Motors

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Speedway Motors 91015473 Details

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.


Item Details

Single Groove, 6-5/8" Diameter


Crank has a 4 1/2" dish. 

Speedway Motors 91015473 Specifications

MFG. Part #91015473
BrandSpeedway Motors
Overall Diameter6.60"
Mounted Length.64"
Inside Diameter1.10"
Bolt Hole Pattern3 on 2.75
Groove Count1
Belt Width.41"
Belt TypeV-Belt
Material TypeAluminum
Sold in QuantityEach
NotesMounted length is from the face of the harmonic balancer towards the front of the vehicle.
Water Pump StyleShort