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Part # 91015581

Small Block Chevy Short Heavy Duty Aluminum Water Pump

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  • This heavy duty aluminum water pump fits small block Chevy engines and is short water pump length of 5-5/8"
  • Extra thick fan hub with 3/4" fan snout and 3/4" ultra duty bearings
  • Fan hub press-fit and set-screw retained to allow for high RPM use with mechanical fans

$106.99

each

In Stock

$115.00

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Product Summary

Chevy Small Block V8, Mechanical Water Pump Type

  • This heavy duty aluminum water pump fits small block Chevy engines and is short water pump length of 5-5/8"
  • Extra thick fan hub with 3/4" fan snout and 3/4" ultra duty bearings
  • Fan hub press-fit and set-screw retained to allow for high RPM use with mechanical fans
  • State of the art aluminum ribbed casting for additional bearing support
  • Precision high flow impeller delivers equal flow to both cylinder banks for maximum cooling capability

Key Specs

MFG. Part #91015581
BrandSpeedway Motors
Water Pump TypeMechanical
Water Pump StyleShort

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Details

This super heavy duty race water pump features additional casting designs for more strength and reinforcement, plus a 3/4" fan pilot shaft and super duty bearing. It has 1/2" NPT threaded outlets on both the top and side, plus a 3/16" steel rear plate. It weighs 7-3/4 lbs.
  • 3/4" fan snout
  • Extra thick fan hub
  • 3/4" ultra duty bearings
  • Threaded for adjustable cam stop
  • State of the art aluminum castings
  • Equal flow to both cylinder banks
  • Precision impeller
  • Higher flow and pressure

Learn how to choose the correct water pump for your application by reading our tech article.  SBC - Short vs Long Water Pump.  

Item Details

3/4" SnoutThe working height of this pump is approx. 5.85 ".The working height of this pump is approx. 5.85 ".

Charts

Specifications

KEY SPECS
MFG. Part #91015581
BrandSpeedway Motors
Water Pump TypeMechanical
Water Pump StyleShort
GENERAL
RotationClockwise/Standard
Housing MaterialAluminum
Housing FinishNatural
Housing ColorNatural
Block to Hub Distance5.625 Inch (5-5/8")
Heater Inlet Size1/2" NPT on the top and 1/2" NPT on the side.
Hose ID1.88"
Pilot Shaft Diameter0.75 Inch
Gasket(s) IncludedYes
Hardware IncludedNo
Weight7.75 lbs.
Sold in QuantityEach
NotesClearance from back of pump to engine block mount is .875"