Fourstroke

Forget everything you know about four-stroke outboards. Ours change the game. Completely. With a combination of performance and efficiency that will take your time on the water to a whole new level. World class engines, world class support, that's what you get when you buy a Mercury. All recreational Mercury outboard models from the 2.5 - 350hp range now come with 3+3= 6 years of warranty coverage.

Intuitive, Innovative Features

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Adaptive Speed Control

Adaptive Speed Control maintains a desired rpm regardless of changes in load or conditions without adjustments to the throttle lever position – a first for the outboard industry.

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Smooth and Quiet

The V8 and V6 FourStroke engines are quieter and smoother than the leading competitor.

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Easy to Maintain

The exclusive Top Cowl Service Door simplifies routine maintenance, letting you check or add engine oil without removing the top cowl. An hour-based maintenance schedule decal is located under the cowl, providing a quick overview of routine maintenance.

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Industry-Exclusive Battery Management Technology

When battery voltage is low, engines will automatically increase idle rpm to boost alternator output and charge batteries to the proper level, protecting batteries from draining while trolling and operating electronic devices.

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Ample Charging Output

FourStroke models feature a robust alternator that delivers 20 amps net of charging power at idle and 30 amps total at wide-open throttle.

49 listing(s) matched your search.
15hp Mercury MH 4S

15hp Mercury MH 4S

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15hp Mercury MH 4S

15hp Mercury MH 4S

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30hp Mercury ELHPT EFI 4S

30hp Mercury ELHPT EFI 4S

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25hp Mercury ELHPT EFI 4S

25hp Mercury ELHPT EFI 4S

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20hp Mercury ELHPT EFI 4S

20hp Mercury ELHPT EFI 4S

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300 HP Pro XS

300 HP Pro XS

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250 HP Pro XS

250 HP Pro XS

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225 HP Pro XS

225 HP Pro XS

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200 HP Pro XS

200 HP Pro XS

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