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Mercury Engine Mounting and Cradle
Mercury 8M0154653 Mount Support Bracket
Mercury 8M0154653 is a mount support bracket used in the engine mounting or cradle area on select Mercury high-performance V8 outboards.
This current part number supersedes Mercury 8M0153941 and 8M0142777. Because mount and cradle parts can vary by model, serial range, and midsection configuration, confirm fitment by engine serial number before ordering.
Compatible Applications
| Brand | Engine / System | Application | Fitment Note |
|---|---|---|---|
| Mercury | 4.6L V8 Outboards | Select 250-300 HP, Pro XS, SeaPro, and related V8 models | Verify by serial number and mounting configuration |
| Mercury Racing | High-Performance V8 Applications | Select 300R, 400R, and 450R mount support applications | Confirm with OEM parts diagram for your serial number |
Important Fitment Note
Always confirm compatibility using your engine serial number, model, and existing part number before ordering. Mount support brackets are specific to certain cradle, midsection, and mount assembly configurations.
OEM & Cross Reference Numbers
| Current Mercury OEM Number | 8M0154653 |
| Superseded From | 8M0153941, 8M0142777 |
| Description | Bracket Mount Support / Mount Support Bracket |
What This Part Is Used For
This mount support bracket is used in the engine mounting or cradle assembly. It provides structural support in the mount area and helps maintain proper alignment and strength in the assembly.
Replacement may be needed if the original bracket is cracked, bent, corroded, damaged during service, or superseded during a mount assembly repair.
Key Features and Benefits
- Genuine Mercury OEM mount support bracket
- Current Mercury part number 8M0154653
- Supersedes 8M0153941 and 8M0142777
- Used in select Mercury V8 mount and cradle assemblies
- Supports high-performance V8 and Racing mounting applications
- Best verified by engine serial number and OEM parts diagram
FAQ
What does Mercury 8M0154653 replace?
Mercury 8M0154653 supersedes 8M0153941 and 8M0142777. These numbers refer to the same mount support bracket application.
What engines does this mount support bracket fit?
It is used on select Mercury high-performance V8 outboards, including certain 4.6L V8, 300R, 400R, and 450R applications. Exact fitment should be verified by serial number.
Is this bracket the same as 8M0153941 and 8M0142777?
Yes. 8M0153941 and 8M0142777 are superseded numbers for the current Mercury 8M0154653 bracket.
Why should I verify by serial number?
Mercury mount assemblies can vary by horsepower, midsection, Racing version, and production range. Serial number verification helps confirm the correct bracket before ordering.
Dealer Discounts & Store Policies
Dealer / Marine Industry Discounts
Are you a marine dealer, technician, boat builder, or industry professional? We offer dealer pricing for qualified marine businesses.
Shipping Policy
- Free shipping on orders over $100 continental U.S.
- Orders ship via UPS, USPS, and FedEx.
- Orders received before 5:30 PM EST ship the same business day.
- Typical delivery time is 1-5 business days.
30-Day Return Policy
- Returns accepted within 30 days of delivery.
- Parts must be new, unused, and in original packaging.
- Installed parts are not returnable.
- Return authorization is required before sending items back.
Need help with a return or order question?
Contact Us
Phone: 941-721-3000
Searchable Terms
Mercury mount support bracket, Mercury bracket mount support, Mercury V8 mount bracket, Mercury Racing mount bracket, 300R mount support bracket, 400R mount support bracket, 450R mount support bracket, Mercury cradle support bracket
Searchable Part Numbers
8M0154653, 8M0153941, 8M0142777, Mercury 8M0154653, Mercury 8M0153941, Mercury 8M0142777
8M0153941
8M0154653