# Question: How fast will a 20 hp outboard motor go?

Contents

## How fast does a 20 hp jon boat go?

20 Foot Jon Boat Speed

35-45mph is realistic for a 20 Foot Jon Boat. You’ll notice this is the same speed we quoted for the 18 foot length, however the 20 foot models will allow for much larger engines and also carry more weight.

## How fast will a 25 hp Mercury outboard go?

It’s going at a decent clip at 25 mph.

## How fast will a 15 hp outboard go?

I clocked my setup with gps at 28 mph with me and my gear. Me and just the boat it will hit 32 mph on glass days. 2 guys and gear takes it down to about 20 to 22 mph.

## How fast will a 20 hp Mercury go?

Top speed is 14 mph based on GPS.

## How much horsepower does a 12 foot boat need?

Maximum horsepower is based upon the size of your boat, with the range being around 3-5hp for small 10-12 foot boats, all the way up to 60-75hp for longer 18-20 foot Jon Boats. You should follow your boat manufacturer’s suggested horsepower for the specific size of your boat.

IT IS INTERESTING:  Frequent question: What causes a diesel engine to lose power?

## How much fuel does a 25 hp outboard use?

As a point of departure on the search for an answer; there is a rule of thumb that outboards consume about 1 gallon per hour for every 10 horsepower. That equates to roughly 2.5 gallons per hour at full throttle with a 25 HP motor. You will hardly ever run your motor at full throttle for an hour.

## Which is better 2 or 4 stroke outboard?

From a cost perspective, a 4-stroke outboard is far more fuel efficient than a 2-stroke. The fuel efficiency of a 4-stroke motor can be 50% better than that of a 2-stroke motor with the same HP. … They’re quieter than 2-strokes, with the lower pitch of the motor being less of a nuisance.

## How fast will an 8hp outboard go?

Power packed: 8hp outboards

All except the lower-powered Torqeedo managed top speeds of around 14 knots in flat water.

## How fast does a 10 hp outboard motor go?

10 HP Outboard: Speed & Runtime

Power (Watt) Speed (mph/kph) Range (mile/km)
1000 5/8 45/72
2000 6.7/10.8 30.2/48.6
3000 8/13 24/39
4000 11.5/18.5 25.9/41.7

## How fast will a 9.9 hp outboard go?

Assuming this is a light 14′ utility boat and a standard 9.9, Mercury would recommend a 8.5 to 9.5 pitch prop for the OP’s application and predicts a top speed around 20 mph.

## How much does a 15 hp 2 stroke outboard weight?

SPECIFICATIONS

Engine Two Stroke 2 Cylinder
Weight* 41 Kg (90 lbs.)
Alternator Output Optional: 12V, 80W, 7A (Standard on Electric Start Models)
Max. RPM Range 5,200 – 5,800
Start In Gear Protection Standard

## How much does a 627 outboard cost?

As the horsepower climbs, so do the prices. The 557 costs \$79,590; the new 627 goes for almost \$90,000. The 627 is categorized as a high-end outboard, but this is not a limited-edition engine.

IT IS INTERESTING:  Frequent question: Which motor is most suitable for crane drive operation?

## What outboard motor has the most horsepower?

The US engine builder’s latest launch is a monster 7.6-litre V12 outboard engine delivering a staggering 600hp and easily taking the title of world’s most powerful outboard engine curently in production. 600hp V12 and how has it managed to outsmart the opposition.