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23 Results (Viewing 1 - 12 of 23)
2 Stage Sea Pump for 525/700 Mercury Racing Applications Single Common Outlet
Your Price:
$1,315.99

2 Stage Sea Pump for 525/700 Mercury Racing Applications Single Common Outlet

625-4219

2 Stage Sea Pump for 525/700 Mercury Racing Applications

  • Single 1-1/4" outlet common outlet

One of many of Hardin Marines latest cooling innovations in a new two stage sea pump for the popular Mercury Racing HP525, 600SCI, 662SCI, and 700SCI engines. Engine builders have been pleading for a solution to the lack of water that the factory sea pump delivers and Hardin Marine rose to the occasion with the development of this product. Finally an answer to failed headers from water starvation and detonating engines from under supplied intercoolers.

This pump is designed to retrofit to all Mercury Generation 5/6 engines equipped with a sea pump mounted fuel pump. This pump accepts the OEM factory mechanical fuel pumps that are integrated components in the OEM fuel system and provide additional priming support to the factory EFI system. On the supercharged engines this unit is perfect to solve the cooling system short comings of the factory single stage sea water pump system that splits the single water supply to feed the factory intercooler.

Note: Pulley is not included

SCREEN Mercruiser 35-421991
Your Price:
$5.90

This Part has options, please click the button below to order.

SCREEN Mercruiser 35-421991

525-35-421991

SCREEN Mercruiser 35-421991

DRIVE SHAFT Mercruiser 45-42192
Your Price:
$258.75

This Part has options, please click the button below to order.

DRIVE SHAFT Mercruiser 45-42192

525-45-42192

DRIVE SHAFT Mercruiser 45-42192.

CLAMP Mercruiser 54-879194219
Your Price:
$9.60

This Part has options, please click the button below to order.

CLAMP Mercruiser 54-879194219

525-54-879194219

CLAMP Mercruiser 54-879194219

Alignment Dowel
Your Price:
$1.72

Alignment Dowel

602-98-421-99

Replaces OE# 99590-10114-00

Water Seal Damper Replaces OE#  663-44366-00-00
Your Price:
$7.93

Water Seal Damper Replaces OE# 663-44366-00-00

602-98-421-97

Replaces OE# 663-44366-00-00

Free Shaft
Your Price:
$8.99

Free Shaft

602-98-421-96

Replaces OE# 6H1-45668-00-00

Shift Plunger
Your Price:
$8.99

Shift Plunger

602-98-421-95

Replaces OE# 61A-45635-00-00

Plate Washer
Your Price:
$2.99

Plate Washer

602-98-421-94

Replaces OE# 90201-02M00-00

Spring Nut
Your Price:
$0.39

Spring Nut

602-98-421-93

Replaces OE# 90183-02M03-00

Compression Spring
Your Price:
$3.99

Compression Spring

602-98-421-92

Replaces OE# 90501-10M77-00

Bolt Replaces OE#  90105-08M48-00
Your Price:
$4.59

Bolt Replaces OE# 90105-08M48-00

602-98-421-91

Replaces OE# 90105-08M48-00

23 Results (Viewing 1 - 12 of 23)
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