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Top Street Performance

Chevy Small Block Short-Style Circle Track High-Flow Mechanical Water Pump - Polished

Chevy Small Block Short-Style Circle Track High-Flow Mechanical Water Pump - Polished

SKU: SKU: HC8008P

Regular price $168.70
Sale price $168.70 Regular price $191.70
Shipping calculated at checkout.

In stock

Top Street Performance (TSP) is committed to providing high-quality performance parts while complying with emissions regulations. This product is designed for use on vehicles that comply with federal emissions regulations. It is the customer’s responsibility to verify that this part is legal for use in their state or local jurisdiction. Check with your local emissions authority before purchasing.

Product Details

Features

  • High-volume pump flow helps circulate coolant more efficiently through the radiator and engine passages
  • 5.795 in. hub height and 0.750 in. pilot diameter help maintain proper pulley alignment and belt tracking
  • 8-vane clockwise impeller design helps maintain steady coolant movement at varying engine speeds
  • Polished Aluminum housing finish adds corrosion resistance with a cleaner performance appearance

Description

This Chevy Small Block Short-Style Circle Track High-Flow Mechanical Water Pump is designed for Gen I Small Block Chevrolet V8 engines using the Corvette-style short water pump configuration. Featuring a high-volume 8-vane impeller and aluminum housing, it helps improve coolant circulation while maintaining compatibility with circle track and specialty short-pump accessory drive systems.

Pulley Alignment
5.795 in. hub height and 0.750 in. pilot diameter help position the pulley and fan drive during installation.

Impeller & Flow Design
The 8-vane clockwise high-volume impeller setup helps move coolant steadily through the block, heads, and radiator circuit.

Installation Notes
Confirm gasket included: yes, mounting hardware included: no, back housing included: yes before final assembly.

Specs

ColorSilver
Fan Clutch IncludedNo
FinishPolished
Gasket IncludedYes
Grade TypePerformance
Housing MaterialAluminum
Hub Height5.795 in.
Hub Hole Quantity8
Hub Thickness0.500 in.
Impeller MaterialAluminum
Impeller RotationClockwise
Impeller Vane Quantity8
Includes Back HousingYes
Mounting Hardware IncludedNo
Mounting Hole Quantity4
Outlet Quantity1
Pilot Diameter0.750 in.
Pulley IncludedNo
Pump FlowHigh-volume
Thermostat And Housing IncludedNo
Water Pump Drive TypeMechanical

Engine Fitment

COMPATIBLE WITH
CHEVROLET SMALL BLOCK V8 GEN. I
4.3 L / 265 in3
4.4 L / 267 in3
4.6 L / 283 in3
4.9 L / 302 in3
5.0 L / 305 in3
5.0 L / 307 in3
5.4 L / 327 in3
5.7 L / 350 in3
6.6 L / 400 in3

NOTES
This pump uses the Corvette-style circle track short water pump design with a 5.795-inch hub height and 0.750-inch pilot diameter. These dimensions differ from the more common short water pump design, so measurements should be verified before ordering.

Q&A

What applications is this water pump compatible with?
This water pump is commonly used on Chevrolet Small Block-powered race cars, circle track cars, Corvettes using the specialty short-pump configuration, street rods, and custom builds requiring this specific water pump design. Verify dimensions before installation.


Will this water pump fit my engine?
This water pump is designed for Chevrolet Gen I Small Block V8 engines including 265, 267, 283, 302, 305, 307, 327, 350, and 400 applications. Because this is a circle track-style short water pump, hub height and pilot diameter should be verified before ordering.


What does a water pump do?
A water pump circulates coolant through the engine and radiator to help maintain proper operating temperature.


What material is this water pump made from?
This water pump is made from aluminum, which helps with durability and heat dissipation.


What type of impeller does this water pump use?
This water pump uses a aluminum impeller to help improve coolant flow efficiency.


Does this water pump include a gasket?
Yes, this water pump includes a gasket for installation.


Is this water pump suitable for performance applications?
Yes, this water pump is designed to support performance and upgraded cooling systems.


Will this water pump help prevent overheating?
Yes, a properly functioning performance water pump can improve coolant circulation and help reduce overheating.


Is this a good upgrade from a stock water pump?
Yes, this water pump is a strong upgrade for improving cooling efficiency and reliability.


Do I need to verify rotation before installation?
Yes, water pump rotation must match your belt drive system to ensure proper coolant flow.


Can this water pump be used with aftermarket radiators?
Yes, this pump can be used with upgraded cooling systems when properly matched to the engine setup.

Emissions Notice

This product does not affect vehicle emissions and is not subject to emissions compliance regulations.