2026 Mercury 4 HP 4MH Outboard Motor
$1,313.99
Mercury
Availability: In stock
$2,186.35
$2,186.35
In stock
At 9.9 hp, this used Mercury 9.9MLH FourStroke runs a standard gearcase on a 20 inch shaft, with manual tiller starting and a carbureted fuel system. Specifications worth knowing The gearcase ratio comes in at 2.08:1, full throttle sits between 5000 and 6000 rpm, and the alternator is rated 6 amps (76 watts) for topping up a battery while running. Remote fuel tank capacity is listed at 3.2 gallons (12 liters). What to check before buying Measure your transom for the 20 inch shaft before you buy; steering is tiller only on this unit, with no remote-control option offered. Ignition is CDI with electronic spark advance, and the cooling system is water-cooled with a thermostat. Who it suits A straightforward tiller motor for aluminum, inflatable, utility, jon, and sailboats that do not call for remote steering or a heavy-duty low-speed gearcase. Condition notes Dry weight is listed at 84 lbs, with manual ratcheting trim and a through-prop exhaust. Since this is a used unit, ask us about hours and service history, as wear varies boat to boat. Common questions Does it charge a battery while running? Yes, the alternator here is rated 6 amps (76 watts). What fuel does Mercury recommend? 87 octane with up to 10 percent ethanol. What oil is recommended for this engine? Mercury FourStroke 10W-30 oil. Is a propeller included? Yes, this listing includes a propeller.
| SKU | 9.9MLH |
|---|---|
| Brand | Mercury |
| Category | Mercury |
| Shipping | Included in the price, to 29 countries |
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