Moroso 63500 Small Block Chevy Aluminum Short Water Pump

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Impeller adds 14HP @ 7,500 RPM
Overall length of 5.603" from rear mounting face to hub face
Features a computer designed housing cast from 356-T6 aluminum

$197.99

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Product Summary

Chevy Small Block V8, Mechanical Water Pump Type

Impeller adds 14HP @ 7,500 RPM
Overall length of 5.603" from rear mounting face to hub face
Features a computer designed housing cast from 356-T6 aluminum
Fits 1955-1968 “Short” design 5/8" shaft S/B Chevy applications
The lightweight impeller maintains consistent coolant temp throughout the water jacket

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Key Specs

MFG. Part #	63500
Water Pump Type	Mechanical
Water Pump Style	Short
Rotation	Clockwise/Standard
Pump Flow	High-Volume

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Moroso 63500 Details

Moroso first pioneered the aluminum water pump for racing over 15 years ago. Over the years, continual improvements have resulted in providing the best cooling system components available for competition use.

Computer designed housing cast from 356-T6 aluminum
Lightweight impeller maintains consistent coolant temp throughout the water jacket
Low-drag impeller adds 14HP @ 7,500 RPM
Includes integral cam stop boss
Overall length of 5.603" from rear mounting face to hub face

Fits 1955-1968 “Short” design 5/8" shaft S/B Chevy appliactions. Note: Pump will not clear a billet 910-11040 timing cover.

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

Charts

545-63500 Instructions (PDF)

Guides & Documents

Water Pumps Instruction Sheet (54563500)

CA Prop 65

Moroso 63500 Specifications

KEY SPECS
MFG. Part #	63500
Brand	Moroso
Water Pump Type	Mechanical
Water Pump Style	Short
Rotation	Clockwise/Standard
Pump Flow	High-Volume

GENERAL
Housing Material	Aluminum
Housing Finish	Natural
Housing Color	Natural
Block to Hub Distance	5.625 Inch (5-5/8")
Hose ID	1.83"
Shaft Length	0.38"
Pilot Shaft Diameter	0.63 Inch
Gasket(s) Included	No
Weight	5.1 lbs.
Sold in Quantity	Each
Notes	Clearance from back of pump to engine block mount is .81" Mounting hole boss height: Passenger Lower: 2", Passenger Upper: 1-1/8", Driver Upper: 7/8", Driver Lower: 1-1/8".
GTIN Code	084663635007