Weekend coming up? Order this Mercury **DIAPHRAGM | 4,6CONTENTS OF CARBURETOR REPAIR KIT [14184M]. :CONTENTS OF LOWER UNIT GASKET SET [27-96324M].** now for fast shipping. Most orders placed by 1pm ship today so you’re fishing, not fixing.

Precision-engineered for Mercury outboards, this gasket ensures reliable operation across all engine RPM ranges. Part number 91753M is manufactured to exact Mercury Marine factory specifications for precision installation and optimal performance. Constructed from premium marine-grade materials designed to withstand harsh saltwater and freshwater environments.

Don’t risk your Mercury engine with untested aftermarket copies. OEM part 91753M is manufactured to Mercury Marine’s exact specifications, ensuring compatibility and performance that inferior alternatives simply can’t match.

FITS: 4-5HP MARINER

• Fits MARINER 4-5HP engines
• Compatible HP: 4HP, 5HP
• Covers 4 serial number ranges
• Configurations: Outboard
• OEM genuine Mercury Marine part

COMPLETE SERIAL NUMBER COMPATIBILITY:

4HP Models

• 4HP OUTBOARD (Mariner)

5HP Models

• 5HP OUTBOARD (Mariner)

Looking for your engine serial number? Our helpful guide shows you exactly where Mercury places serial numbers on different models.

Verify part 91753M works with your Mercury using our parts finder tool. Have questions? Reach out using the contact buttons at the bottom of this page – our team is here to help by text, call, or email.

Trusted by boaters since 1985. Low prices, fast shipping – most orders placed by 1pm ship today.