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For over 25+ years, Stewart has focused on the development and production of high performance water pumps, resulting in innovations like special high-strength castings, larger flow passages, more efficient impellers, and stronger bearings. Every Stewart pump is hand-assembled. Stewart water pumps are the #1 choice of professional engine builders, race teams and performance enthusiasts, from street rodding and OEM replacement, to the most extreme forms of motorsports in the world.

• Small Block Chevy cast iron short water pump
• 5/8" shaft and 3/4" bearing
• Precision ground dual pattern fan hub for perfect pulley alignment
• High flow at lower RPM's for better cooling
• Compatible with stock lines and brackets, but are internally modified for performance and reliability!
• This pump is recommended for stock, OEM, or mild performance applications

For over 25+ years, Stewart has focused on the development and production of high performance water pumps, resulting in innovations like special high-strength castings, larger flow passages, more efficient impellers, and stronger bearings. Every Stewart pump is hand-assembled. Stewart water pumps are the #1 choice of professional engine builders, race teams and performance enthusiasts, from street rodding and OEM replacement, to the most extreme forms of motorsports in the world.

• Small Block Chevy aluminum short water pump
• 5/8" shaft and 3/4" bearing
• Equal flow to left and right cylinder heads
• High flow and pressure
• 356-T6 heat treated aluminum specially ribbed casting
• Precision ground fan hub with dual bolt pattern
• Zinc-plated rear cover and bolts with two 1/2" NPT auxiliary inlets
• Machined for cam stop bolt (3/8-24)
• Casting has extra material between the mounting holes to allow external pressure lines to be added
• Note: Stage 2 Small Block Chevy Short water pumps MUST use our High Flow modified thermostat

For over 25+ years, Stewart has focused on the development and production of high performance water pumps, resulting in innovations like special high-strength castings, larger flow passages, more efficient impellers, and stronger bearings. Every Stewart pump is hand-assembled. Stewart water pumps are the #1 choice of professional engine builders, race teams and performance enthusiasts, from street rodding and OEM replacement, to the most extreme forms of motorsports in the world.

• Small block Chevy cast iron short water pump
• 3/4" shaft and 3/4" bearing
• Precision ground dual pattern fan hub for perfect pulley alignment
• High flow at lower RPM's for better cooling
• Compatible with stock lines and brackets, but are internally modified for performance and reliability!
• This pump is recommended for stock, OEM, or mild performance applications