EMP Stewart Components
EMP Stewart Components has spent more than 25 years engineering and building serious cooling upgrades for performance and racing engines. Known for the impressive water pump lineup, EMP Stewart focuses on proven improvements that matter on track, including high-strength castings, increased flow passages, more efficient impeller designs, and heavy-duty bearings built to survive heat and RPM. These details help EMP Stewart water pumps move coolant efficiently and consistently, which supports stable temperatures during long green-flag runs and hot pit conditions. Every Stewart pump is hand-assembled and backed by a one-year guarantee, giving racers confidence that their cooling system is built to handle race-day stress. If you’re running a big or small block Chevy, a Stewart water pump sbc setup is a popular choice for durability and dependable flow when it counts.
Shop EMP Stewart Components for Racing Water Pumps
Item Number: STEW21204
$215.96
Same Day Shipping If Ordered Before 5pm
Item Number: STEW31203
$230.36
Same Day Shipping If Ordered Before 5pm
Item Number: STEW42203
$331.46
Same Day Shipping If Ordered Before 5pm
Item Number: STEW43103
$331.16
Same Day Shipping If Ordered Before 5pm
Item Number: STEW43143
$386.96
Same Day Shipping If Ordered Before 5pm
Item Number: STEW22103
$218.66
Same Day Shipping If Ordered Before 5pm
Item Number: STEW42200
$344.66
Same Day Shipping If Ordered Before 5pm
Item Number: STEW43100
$344.96
Same Day Shipping If Ordered Before 5pm
Item Number: STEW43163
$347.36
Same Day Shipping If Ordered Before 5pm
Item Number: STEW23113
$224.96
Same Day Shipping If Ordered Before 5pm
Item Number: STEW23113HP
$332.96
Same Day Shipping If Ordered Before 5pm
Item Number: STEW13113
$146.96
Usually Ships In 3-5 Business Days
Frequently Asked Questions About Stewart Water Pumps
What makes EMP Stewart water pumps different from standard replacement pumps?
Standard pumps are usually designed for everyday driving, not sustained high RPM and race-level heat. EMP Stewart water pumps are built with performance-focused internals like efficient impellers, improved passages, and stronger bearings to maintain reliable flow and durability under extreme conditions. A Stewart water pump is a common upgrade when racers need consistent cooling and fewer overheating issues.
Which Stewart water pump is best for an SBC setup?
Many racers specifically look for a Stewart water pump SBC because it is designed to deliver dependable flow and strength for small block Chevy applications, but the best choice depends on your accessory drive, engine combination, and cooling system layout. EMP Stewart Components offers SBC-focused options that are built to handle racing heat cycles and high RPM load without giving up reliability.
Will a higher-flow Stewart water pump actually help prevent overheating?
It can, especially when overheating is caused by insufficient coolant circulation at RPM or under heavy load. EMP Stewart Components designs pumps to move coolant efficiently and consistently, which helps stabilize temperatures during long runs, restarts, and hot days. Pairing EMP Stewart water pumps with a properly sized radiator, fan, and correct coolant mix gives the best overall results.