Mercury 8HP 8EH 4-Stroke Outboard – 15″ Shaft
The 8-horsepower Mercury 8EH four-stroke outboard uses a 15-inch shaft for compatible shorter-transom boats. Its four-stroke propulsion supports cruising and utility use, while correct shaft matching helps maintain propeller alignment and predictable handling.
Description
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Common Question of Mercury 8EH
Is the Mercury 8EH four-stroke?
Yes. The Mercury 8EH is identified as an 8-horsepower four-stroke outboard with a 15-inch shaft. Its compact format suits compatible small craft, subject to hull and transom limits. Verify mounting security, engine weight, fuel arrangements, and shaft fit before treating it as a ready to bolt marine package.
What transom fits its shaft?
A 15-inch transom is the intended match for this 8EH model. Measure the boat before installation because incorrect shaft length can affect propeller immersion, cooling-water pickup, steering response, and stability. Correct measurement supports dependable operation from this compact high performance outboard motor.
Does it use fuel injection?
No. The Mercury 8EH is generally associated with a carbureted fuel system rather than an electronic fuel injection system. Confirm the exact regional specification before purchase. Follow Mercury’s procedures for fuel, starting, cooling checks, oil service, maintenance, storage, and safe transport.













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