# How Fast Does A 18 Hp Engine Go

How Fast Does A 18 Hp Engine Go. It is greatly dependant on the weight of the cart, the gear ratio, and the tire sizes. How fast is a 18 hp go cart go?

You should be wondering how well a 90 does on that 18 foot boat, not a 115 and imo 30 mph w/ a 90 is not too far off for an older 18 footer. In this video, whizkid shows how you adjust an engine's governor. A power to weight ratio is normally expressed as horsepower per ton.

### It Takes Almost 197 Hp To Be Able To Run To 150 Mph.

A car with high horsepower but low torque may feel sluggish from a stop, but will feel stronger as the engine spins faster and faster. Is 30 knots fast for a boat? So, if your car only makes 180 hp, you won't be able to get to 150 mph.

### For Example, Even If Your Boat Max Cruise Speed Was 40 Mph But For The Most Time, It Operates Between 18 To 24 Mph.

Its average speed will be 21 mph { (18+24)/2 = 21 }. In this video, whizkid shows how you adjust an engine's governor. I had the same motor on an 18.5′ sea ray and it ran ~ 45 mph.

### Hope This Video Helps Out!!Subscribe!!

On a race cart a 15 hp (if you could mount it) will do between 50 and 60 mph. If the boat is a smaller fiberglas one, then the motor and boatwill go faster. Motor rpm should be higher @ wot ~ 5800 rpm.

### If The Boat Iswood, Then It Will Likely Float Deeper In The Water, And Not Beparticularly Fast.

Going fast in a boat can be great fun especially when you are with your friends or just competing. Uses cd (coefficient of drag) and square foot area of your vehicle to calc. Not very fast, because there is no such model.

### The Max Speed Is Right Around 25 Miles Per Hour With A Medium Load.

The other problem is acceleration. Well, depends what it's bolted to. If a vehicle has 180 horsepower and it weighs half a ton then it has a power to weight ratio of 360 horsepower per ton.