32-16012 Hose Cooler to T-Stat Hsg for Mercruiser 4.3L MIE 5.0L 5.7L 1 1/4"

Hose Cooler to T-Stat Hsg
for Mercruiser

High-quality replacement cooling hose connecting the cooler to the thermostat housing. Designed for Mercruiser 4.3L, 5.0L, and 5.7L marine engines. Essential for maintaining proper engine cooling system operation.

 OEM: 32-16012 | Sierra: 18-70956 | Includes 2 Clamps

Application Guide — This guide is to be used as a reference only. You must verify fitment using your model or serial number.

Pro Tip — Regularly inspect cooling hoses for cracks, swelling, or leaks. Replace every 5-7 years to prevent engine overheating.

OEM CROSS REFERENCE

• Mercruiser 32-16012
• Sierra 18-70956

SPECIFICATIONS

• Hose Size:1-1/4" Diameter
• Application:Cooler to Thermostat Housing
• Material:Marine-Grade Rubber
• Includes:2 x Hose Clamps

PACKAGE CONTENTS

• 1 x Hose (32-16012)
• 2 x Hose Clamps
• Complete replacement kit with clamps

COMPATIBLE MODELS

• Mercruiser 4.3L MIE
• Mercruiser 5.0L MIE
• Mercruiser 5.7L MIE

FEATURES

• OEM-quality replacement for reliable cooling system performance
• Precision-engineered for exact fit with Mercruiser engines
• Marine-grade rubber construction for durability in harsh environments
• Includes clamps for complete installation
• Essential for maintaining proper coolant flow between cooler and thermostat housing

VERIFICATION REQUIRED
To find the right parts for your outboard, it is VERY IMPORTANT to verify outboard model or serial number before purchase. You can leave us a message e.g. your outboard engine parts model, serial number, horsepower or year if you are not confirmed this parts fits your outboard motor or not. We're pleased to help you.

 Need assistance with fitment?
Provide your engine model, serial number, horsepower, or year — we'll confirm compatibility within 24 hours.

✅ OEM Quality • Mercruiser Compatible • Includes Clamps • Essential Cooling Component