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Mercruiser Circulating Water Pump Bi-Directional 8503991 GM Small Block V6 V8

Mercruiser Circulating Water Pump Bi-Directional 8503991 GM Small Block V6 V8

30 in stock


Regular price $171.00
Sale price $171.00 Regular price
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Two (2) Mercruiser Circulating Water Pump Bi-Directional

2x Part# # US5060 REF# 18-684M

US Motor Works Marine Water Pump Fits:

NO. CYL. 8 MARINE-CHRIS CRAFT, CRUSADER, MERCRUISER, 305,307,327,350 CHEVY ENGS.
NO. CYL. 8 MARINE-OMC, OWENS, FLAGSHIP, VOLVO PENTA, 305,307,327,350 CHEVY ENGS


REF# OE
MerCruiser 60658, 17437, 850399, 8503991
OMC 985429, 3853850
Volvo Penta 835390-6, 856364-5, 3853850, 3851982-3


Small Block GM V6 & V8 Engines

This Water Pump Comes With Gaskets

Condition: New

  • Brand: Mac Auto Parts
  • Manufacturer Part Number: 166703
  • Type: Water Pump
  • Warranty: 10 Year
  • Custom Bundle: No
  • Bundle Description: 835390-6,856364-5, 3853850, 3851982-3
  • Modified Item: No
  • Interchange Part Number: US5060 18-684M 835390-6,856364-5, 3853850, 385198



Mercruiser Circulating Water Pump Bi-Directional 8503991 GM Small Block V6 V8

$171.00