Aluminum Water Pump compatible for Chevy 283-400 V8 1955-1985 SI-AT63052 High Flow

Application

For Small Block compatible for Chevy 283, 305, 327, 350, 383, 400 engines
For SB compatible for Chevy 283-350 V8 Passenger Cars 1955-1968
For Corvettes with 350 V8 Engines 1955-1970
For Light Duty Trucks with 350 V8 Engines 1955-1972
For all SB compatible for Chevy blocks up to 1985

OE/Part number

SI-AT63052,K71004

Specification

Type:Engine Water Pump
Drive Type:Belt Driven
Fitment Type : Direct Replacement
Pilot: 5/8"
Side Port: 1/2" NPT
Pulley Flange: Dual Bolt Pattern
Surface Finish: Satin
Material: Aluminum

Feature

This high volume pump will flow up to 40% more than stock pumps and it will dissipate heat better than the regular OEM iron pumps.
This water pump is lighter and features high quality roller bearings, custom machined impeller for maximum water flow, and reduced cavitation at high RPMs.
This is the short style water pump, it must be used with pulley and brackets made for short water pumps.
Mechanical water pump with a 5/8" pilot and 1/2" NPT side port
Bigger pump impeller & Larger cavity size
Standard rotation
Includes gaskets
High quality roller bearings
Perfect for racing or direct factory replacement

Note

100% brand new, Never been tried or installed
No instructions are supplied.Please consult with a qualified mechanic before attempting installation!