Description
Quicksilver 828507Q5 Mercury 3.0L OptiMax Non-Pro Alternator Belt
Quicksilver 828507Q5 is a replacement belt for the specified marine engine application. Match the part to the engine model and serial number before ordering.
Key Features
- Replacement belt for the listed 3.0L V6 OptiMax non-Pro models.
- Matches the original belt specified by Mercury Marine.
Fitment & Applications
Mercury 200, 225 and 250 HP 3.0L V6 DFI OptiMax non-Pro outboards, serial number 1B227000 and above. Confirm the exact engine application; this listing does not promise fitment for Pro models.
Product Details
- Brand: Quicksilver
- Part number: 828507Q5
- Condition: New
- Engine style: Outboard
- UPC: 745061362819
- Supersedes 8285075 where specified in the parts catalog
What's Included
One alternator belt.
Service Notes
Follow the engine service manual for the belt replacement procedure, routing and tension requirements. Inspect related pulleys and components during service.
Why You Should Buy
A replacement option for servicing the specified marine engine system. Confirm the catalog part number to select the correct component.
Common Applications
Replacement of worn or damaged alternator belt components on the listed engine applications.
FAQs
Will it fit every engine of this horsepower or size?
No. Verify the engine model, serial number and parts diagram.
What is included?
One alternator belt.



