Mercury 6 HP FourStroke 2026: The Current Small-Block Champion
The 2026 Mercury 6 HP FourStroke is the newest build of the 123cc platform’s strongest tune: quick acceleration, quiet through-prop exhaust, no-spill oil changes, maintenance-free valve train, and the advanced tiller. The current power leader among Mercury’s small singles in the small horsepower class.
Key Features (2026)
- 123cc single — 6HP top tune
- No-spill oil change; maintenance-free valve train
- Advanced tiller; through-prop exhaust
Specifications
- Engine: 1-cylinder four stroke, 123cc
- Horsepower: 6 HP
- Starting: Manual
- Steering: Tiller
- Fuel: Internal/external tank options, 87 octane
- Shaft: 15″ (S) / 20″ (L)
Benefits & Applications
Current-year maximum small-block thrust for tenders, RIBs, jons, and sailboats. Rivals: Suzuki DF6A 2026, Honda BF6 2026. Twin EFI upgrade: Mercury 8 HP EFI 2026.
Compare Model Years
Save with the 6 HP 2024 or 6 HP 2025, all Mercury Outboards, or the Mercury brand guide.
Frequently Asked Questions
How much is the 2026 model?
$2,140, in stock.
What makes Mercury’s 6 different?
Maximum tune of a big 123cc block plus the segment’s most owner-friendly maintenance design.
Best boats?
Tenders, RIBs, jon/utility boats, and sailboats.



