Water Pump V Belt MerCruiser 4.3 5.0 5.7 7.4 8.2 L Sterndrive 57-13457T 13457Q

Water Pump V Belt for MerCruiser

This water pump V belt for MerCruiser sterndrive engines drives the water pump impeller to maintain proper cooling circulation, with OEM cross-reference numbers 57-13457T and 13457Q.

Overview

This water pump V belt for MerCruiser is a critical replacement part for sterndrive cooling systems. It transfers power from the engine to the water pump, ensuring consistent coolant flow to prevent overheating during operation. Designed for MerCruiser 4.3, 5.0, 5.7, 7.4, and 8.2 liter engines, this belt delivers reliable performance for marine use.

Built For Performance

• Precision-molded V profile for secure grip on pulleys
• Oil and heat resistant construction for marine environments
• Matches original MerCruiser specifications for exact fit
• Reinforced tensile cords for long service life
• OEM cross-reference numbers 57-13457T and 13457Q ensure compatibility

Fits These Machines

• for MerCruiser 4.3L
• for MerCruiser 5.0L
• for MerCruiser 5.7L
• for MerCruiser 7.4L
• for MerCruiser 8.2L

On-The-Job Use

• For sterndrive boats equipped with MerCruiser engines
• For routine water pump maintenance and replacement
• For fresh and saltwater boating applications

Specs At A Glance

Good To Know

Q: How do I know if this belt fits my MerCruiser? A: Check your engine's serial number and consult your service manual to confirm the correct belt size and part number.

Q: What happens if the water pump belt breaks? A: A broken belt stops the water pump, leading to overheating and potential engine damage, so replace it promptly if worn or cracked.

Slight variation in finish or dimensions may occur between production runs, and fit can depend on serial number, so confirm compatibility before ordering.