MerCruiser Sea Pump
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This is a new MerCruiser replacement sea pump. They are
sold as pumps only. Brackets and pulleys are sold separately.
Part
No. |
Description |
525-72774A32 |
New Complete Pump |
525-89535T |
Small Block Chevy Stamped Steel Bracket |
525-15295T |
Big Block Chevy Stamped Steel Bracket |
525-818365 |
Steel Single Groove Pulley |
421-205 |
Aluminum Single Groove Pulley |
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MerCruiser Gen IV Sea Pump w/Billet Pulley
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 |
This is a new MerCruiser replacement sea pump.
We have configured this pump to include the mounting bracket and a
polished billet aluminum v-grrove pulley.
Part
No. |
Description |
525-4672775 |
New Gen 4 Mercury Pump Assembly w/Stamped Steel Bracket & Billet V-Groove Pulley |
525-15295T |
Big Block Chevy Stamped Steel Bracket Only |
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Stock Bronze Mercury Replacement Sea Pump
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 |
Part
No. |
Description |
525-46-807151A12 |
Bronze Mercury Replacement Sea Pump |
525-15295T |
Big Block Chevy Stamped Steel Bracket Only |
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MerCruiser Sea Pump with Fuel Pump Provision For Big Block Chevy Engines
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 |
This is the same pump that is installed on late model
Mercury engines such as generation 5 and 6 models that have
no mechanical fuel pump provision. This pump allows you to use
a specially designed Mercury fuel pump. Note: Standard
fuel pumps will not work.
Part
No. |
Description |
525-46-72774A82 |
Water Pump Only |
525-823185A2 |
Mount Bracket for sea pump with idler |
525-818365 |
Single Groove Pulley |
525-15295T |
Stamped Steel Bracket - No Idler Provision |
525-818383 |
Fuel Pump Designed to Fit Sea Pump |
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Hardin Marine
MerCruiser Billet Sea Pump End Cap
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 |
Hardin Marine designed this to replace the rear plate of
the MerCruiser pump to allow a choice of hook-ups or
custom rigging. There are two 1" NPT holes. The plate is made
of billet aluminum 6061T and is hard anodized.
Part
No. |
Description |
125-40014 |
Billet Sea Pump End Cap |
525-72774A89 |
Early Mercury Sea Pump Repair Kit |
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Hardin Marine
Bravo Transom Water Inlet
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
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Designed to replace the OEM inlet supply on the Bravo
drive to allow braided line plumbing, adapter has 3/4" NPT threads and is hard anodized. This unit will allow you to increase
the volume of the restrictive factory inlets. A must have item!
Part
No. |
Description |
125-40015 |
Inner Transom Water Inlet 3/4" NPT |
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