Cooling System
Shop Mercury Outboard Cooling System parts including thermostats, poppet valves, cooling hoses, water jackets, and OEM replacement components designed to help maintain proper engine operating temperatures and long-term reliability. Proper cooling system maintenance is important for preventing overheating and supporting overall engine performance.
Gregor’s Marine carries genuine Mercury cooling system parts for a wide range of outboard applications.
Call our team at (727) 596-5929 for assistance confirming fitment.
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On Sale
Quicksilver Thermostat 140 Degrees (V6 & V8 175hp-450R) 8M0162139
Quicksilver
MSRP: $135.49Now: $115.99Was: $135.49The Quicksilver Thermostat (140 Degree) for 3.4L V6 & 4.6L V8 FourStroke Outboards 8M0162139 is a genuine Quicksilver OEM replacement thermostat designed for select Mercury FourStroke outboards.8M0162139- SKU:
- 8M0162139
- Availability:
- Usually Ships within 24hours
- Weight:
- 6.08 Ounces
MSRP: $135.49Now: $115.99Was: $135.49 -
On Sale
Mercury 30-60 HP EFI FourStroke Fuel Cooler Assembly 892267A55
Mercury
MSRP: $539.49Now: $475.46Was: $539.49Mercury Fuel Cooler Assembly 892267A55 is a genuine OEM replacement fuel cooler used in the vapor separator system on select 30-60 HP Mercury and Mariner EFI FourStroke outboards. It is used on both...892267A55- SKU:
- 892267A55
- Availability:
- Usually Ships within 24hours
- Weight:
- 11.20 Ounces
MSRP: $539.49Now: $475.46Was: $539.49 -
On Sale
Mercury CROSSOVER-COOLANT 863771T
Mercury
MSRP: $408.49Now: $360.30Was: $408.49Genuine Mercury CROSSOVER-COOLANT, part number 863771T. Designed for use with compatible applications. Replaces / supersedes Mercury part numbers: 861943T, 861943T1.863771T- SKU:
- 863771T
- Availability:
- Usually Ships within 24hours
- Weight:
- 120.00 Ounces
MSRP: $408.49Now: $360.30Was: $408.49 -
On Sale
Mercury THERMOSTAT HSG OEM 879288T40
Mercury
MSRP: $102.49Now: $87.12Was: $102.49Genuine Mercury THERMOSTAT HSG, part number 879288T40. Designed for use with compatible applications.879288T40- SKU:
- 879288T40
- Availability:
- Usually Ships within 24hours
- Weight:
- 16.90 Ounces
MSRP: $102.49Now: $87.12Was: $102.49 -
On Sale
Mercury Thermostat & Poppet Valve Kit 14586A7
Mercury
MSRP: $58.49Now: $49.72Was: $58.49Mercury Thermostat and Poppet Valve Kit 14586A7 is an OEM cooling system service kit for select Mercury and Mariner V6 2-stroke outboards. The kit contains components used to service the thermostat...14586A7- SKU:
- 14586A7
- Availability:
- Usually Ships within 24hours
- Weight:
- 2.70 Ounces
MSRP: $58.49Now: $49.72Was: $58.49 -
Mercury THERMOSTAT KIT OEM 803061T1
Mercury
MSRP: $34.99$29.74Genuine Mercury THERMOSTAT KIT, part number 803061T1. Designed for use with compatible applications.803061T1- SKU:
- 803061T1
- Availability:
- Usually Ships within 24hours
- Weight:
- 0.11 Ounces
MSRP: $34.99$29.74 -
On Sale
Mercury COOLER OEM 8M0059917
Mercury
MSRP: $21,343.17Now: $18,819.03Was: $21,343.17Genuine Mercury COOLER, part number 8M0059917. Designed for use with compatible applications.8M0059917- SKU:
- 8M0059917
- Availability:
- Usually Ships within 24hours
- Weight:
- 848.00 Ounces
MSRP: $21,343.17Now: $18,819.03Was: $21,343.17Qty in Cart: 0Quantity:Price:MSRP: $21,343.17Now: $18,819.03Was: $21,343.17Subtotal: -
On Sale
Mercury INTERCOOLER OEM 8M0047380
Mercury
MSRP: $18,842.40Now: $16,614.01Was: $18,842.40Genuine Mercury INTERCOOLER, part number 8M0047380. Designed for use with compatible applications. Replaces / supersedes Mercury part numbers: 846203.8M0047380- SKU:
- 8M0047380
- Availability:
- Usually Ships within 24hours
- Weight:
- 438.40 Ounces
MSRP: $18,842.40Now: $16,614.01Was: $18,842.40Qty in Cart: 0Quantity:Price:MSRP: $18,842.40Now: $16,614.01Was: $18,842.40Subtotal: -
On Sale
Mercury INTERCOOLER OEM 8M0047379
Mercury
MSRP: $16,535.14Now: $14,579.61Was: $16,535.14Genuine Mercury INTERCOOLER, part number 8M0047379. Designed for use with compatible applications. Replaces / supersedes Mercury part numbers: 842472.8M0047379- SKU:
- 8M0047379
- Availability:
- Usually Ships within 24hours
- Weight:
- 336.00 Ounces
MSRP: $16,535.14Now: $14,579.61Was: $16,535.14Qty in Cart: 0Quantity:Price:MSRP: $16,535.14Now: $14,579.61Was: $16,535.14Subtotal: -
On Sale
Mercury CHARGE AIR COOLER OEM 8M0009693
Mercury
MSRP: $15,125.97Now: $13,337.10Was: $15,125.97Genuine Mercury CHARGE AIR COOLER, part number 8M0009693. Designed for use with compatible applications.8M0009693- SKU:
- 8M0009693
- Availability:
- Usually Ships within 24hours
- Weight:
- 722.72 Ounces
MSRP: $15,125.97Now: $13,337.10Was: $15,125.97Qty in Cart: 0Quantity:Price:MSRP: $15,125.97Now: $13,337.10Was: $15,125.97Subtotal: -
On Sale
Mercury COOLER-AIR OEM 879709
Mercury
MSRP: $7,348.49Now: $6,481.13Was: $7,348.49Genuine Mercury COOLER-AIR, part number 879709. Designed for use with compatible applications. Replaces / supersedes Mercury part numbers: 854100.879709- SKU:
- 879709
- Availability:
- Usually Ships within 24hours
- Weight:
- 928.00 Ounces
MSRP: $7,348.49Now: $6,481.13Was: $7,348.49 -
On Sale
Mercury AFTERCOOLER OEM 898272051
Mercury
MSRP: $7,031.49Now: $6,201.53Was: $7,031.49Genuine Mercury AFTERCOOLER, part number 898272051. Designed for use with compatible applications. Replaces / supersedes Mercury part numbers: 889868.898272051- SKU:
- 898272051
- Availability:
- Usually Ships within 24hours
- Weight:
- 1,008.00 Ounces
MSRP: $7,031.49Now: $6,201.53Was: $7,031.49 -
On Sale
Mercury AFTERCOOLER OEM 8M0066795
Mercury
MSRP: $6,707.49Now: $5,915.70Was: $6,707.49Genuine Mercury AFTERCOOLER, part number 8M0066795. Designed for use with compatible applications.8M0066795- SKU:
- 8M0066795
- Availability:
- Usually Ships within 24hours
- Weight:
- 568.00 Ounces
MSRP: $6,707.49Now: $5,915.70Was: $6,707.49 -
On Sale
Mercury COOLER-AIR OEM 879708
Mercury
MSRP: $6,105.49Now: $5,384.99Was: $6,105.49Genuine Mercury COOLER-AIR, part number 879708. Designed for use with compatible applications. Replaces / supersedes Mercury part numbers: 855466.879708- SKU:
- 879708
- Availability:
- Usually Ships within 24hours
- Weight:
- 627.01 Ounces
MSRP: $6,105.49Now: $5,384.99Was: $6,105.49 -
On Sale
Mercury CLOSED COOL KIT OEM 864920A02
Mercury
MSRP: $5,851.49Now: $5,160.90Was: $5,851.49Genuine Mercury CLOSED COOL KIT, part number 864920A02. Designed for use with compatible applications. Replaces / supersedes Mercury part numbers: 864895A1, 864920A1.864920A02- SKU:
- 864920A02
- Availability:
- Usually Ships within 24hours
- Weight:
- 1,328.00 Ounces
MSRP: $5,851.49Now: $5,160.90Was: $5,851.49 -
On Sale
Mercury INTERCOOLER OEM 896332112
Mercury
MSRP: $5,339.49Now: $4,709.06Was: $5,339.49Genuine Mercury INTERCOOLER, part number 896332112. Designed for use with compatible applications.896332112- SKU:
- 896332112
- Availability:
- Usually Ships within 24hours
- Weight:
- 679.01 Ounces
MSRP: $5,339.49Now: $4,709.06Was: $5,339.49 -
On Sale
Mercury COOLER-CHARGE AIR OEM 8M0131411
Mercury
MSRP: $5,171.99Now: $4,561.64Was: $5,171.99Genuine Mercury COOLER-CHARGE AIR, part number 8M0131411. Designed for use with compatible applications. Replaces / supersedes Mercury part numbers: 8M0129605.8M0131411- SKU:
- 8M0131411
- Availability:
- Usually Ships within 24hours
- Weight:
- 944.00 Ounces
MSRP: $5,171.99Now: $4,561.64Was: $5,171.99 -
On Sale
Mercury FWC COOLING KIT OEM 8M0193968
Mercury
MSRP: $5,099.99Now: $4,498.14Was: $5,099.99Genuine Mercury FWC COOLING KIT, part number 8M0193968. Designed for use with compatible applications. Replaces / supersedes Mercury part numbers: 8M0089499, 8M0119309.8M0193968- SKU:
- 8M0193968
- Availability:
- Usually Ships within 24hours
- Weight:
- 1,712.00 Ounces
MSRP: $5,099.99Now: $4,498.14Was: $5,099.99 -
On Sale
Mercury AFTERCOOLER OEM 8M0067329
Mercury
MSRP: $5,070.49Now: $4,472.12Was: $5,070.49Genuine Mercury AFTERCOOLER, part number 8M0067329. Designed for use with compatible applications.8M0067329- SKU:
- 8M0067329
- Availability:
- Usually Ships within 24hours
- Weight:
- 448.00 Ounces
MSRP: $5,070.49Now: $4,472.12Was: $5,070.49 -
On Sale
Mercury COOLING KIT-FWC OEM 879288A39
Mercury
MSRP: $4,672.49Now: $4,120.96Was: $4,672.49Genuine Mercury COOLING KIT-FWC, part number 879288A39. Designed for use with compatible applications.879288A39- SKU:
- 879288A39
- Availability:
- Usually Ships within 24hours
- Weight:
- 1,328.00 Ounces
MSRP: $4,672.49Now: $4,120.96Was: $4,672.49
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