Stewart Components 32203 Stage 3 Small Block Chevy Water Pump, Short
Chevy Small Block V8, Mechanical Water Pump Type, Short Water Pump Style, High-Volume Pump Flow
- Features 1/2" thick steel fan hub with set screw for positive positioning
- Made from 356-T6 heat treated aluminum casting
- 3/4" bearings offer 5 times the strength of standard bearings
- Precision impeller installed to exacting tolerances
These pumps are assembled with 356-T6 heat treated aluminum castings. Precision CNC machined components. The fan hubs are 1/2" thick and machined from billet steel. These pumps are preferred by many top engine builders for higher RPM applications.
These Stage 3 water pumps feature 1/2" thick steel fan hub with set screw for positive positioning and 356-T6 heat treated aluminum casting. The S/B Chevy pump has an extra rigid cam stop with a 3/8" adjusting screw. The extra material adjacent to the block mounting bolts allows drilling and tapping up to 1/2" NPT holes for external cooling lines on S/B Chevy. There is higher flow and pressure for better cooling as well as equal flow to right and left cylinder heads. The 3/4" bearings offer 5 times the strength of standard bearings. Precision impeller installed to exacting tolerances. One year manufacturers warranty.
Learn how to choose the correct water pump for your application by reading our tech article. SBC - Short vs Long Water Pump.
910-155 Instructions (PDF)
NotesClearance from back of pump to engine block mount is 1.00" Includes hardware for cam adjustability.
- Get FREE shipping when your order includes this item and exceeds $99! Ground shipping only in the contiguous US.
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