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Stewart Stage 1 pumps use
brand new, original equipment castings that are machined to our
exacting standards. Stage 1 pumps are compatible with stock
lines and brackets but are internally modified for performance
and reliability! Recommended for stock, OEM, or mild performance
applications. |
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Stewart Stage 2 water
pumps are assembled using the exclusive 356-T6 heat - treated
aluminum casting. These pumps include several significant
performance modifications, compared to Stage 1 pumps, for
maximum performance. Recommended for stock, OEM, or
mild-moderate racing applications. |
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Stewart Stage 3
water pumps are assembled using the exclusive Stewart 356-T6
heat - treated aluminum casting. These pumps feature a 1/2"
billet steel fan hub that is strongly recommended for high RPM
applications. Recommended for any racing application. |
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Stewart Stage 4 pumps are
the cutting edge in performance water pump technology. The Stage
4 pump utilizes the Stewart Components DRV-8 impeller. This
exclusive 8 vane impeller is fully CNC machined from 6061-T6
billet aluminum. It's special design flows up to 160 GPM, while
consuming less than 3 horsepower at 4,500 pump RPM. Stewart
Stage 4 pumps are the ULTIMATE water pump for any
application! |
