- Brand: Mercury
- Size: 8 9.9 HP
- Style: 2 Cylinder 4 Stroke
- Condition: Used
- Notes: Freshwater
- SKU: 56299 PWH
- Manufacturer Part Number: 815013T06 834957T01 878-815013T06 400-834957T01
- Country of Manufacture: United States
- Motor & Engine Type: Mercury
- Part Type: Motors, Engines & Components
- Surface Finish: Black
- Inventory Number: 26-56299 PWH
- Website Category: Powerhead
- Website Sub Category: Complete Powerheads
- UPC: N/A
Part Numbers
Also Replaces
878-815013T06 ◆ 400-834957T01
Condition
- ◆Includes cylinder block with crankshaft and hardware, as pictured
- ◆Lays flat
- ◆No scoring or warping
- ◆No broken bolts or mounts
- ◆Sold AS-IS — comes as pictured
Fitment
- ◆2005 and newer — 8 9.9 HP — 4-stroke — 209cc
- ◆Identified by serial range, not model year: 0R042475 & up and 0P325500 & up
Donor: 2006 Mercury — 8/9.9 HP (S/N 0R074794)
Mercury identifies this small 4-stroke family by serial range rather than model year — match part number 815013T06 and your engine’s serial number. If unsure, contact us before buying and we’ll be happy to help.
Our Guarantee
While we do not accept returns on this part, we do promise to do our very best to describe and photograph it accurately, and to be straight with you about its condition. If something doesn’t sit right after it arrives, just send us a message — a real person on this end will be here to help make it right.
Disclaimer
We use various web resources to cross-reference and describe our parts. These are not always 100% accurate but they are accurate to the best of our knowledge. Verify by model or serial number that you’re getting what you need.

