For example, you can easily find that one particular 14′ foot Jon boat can take a 20 hp outboard motor while a different 14′ model can only handle a 15 hp, even though they are both made by the same manufacturer!
How big of an outboard can I put on my boat?
The rule of thumb is based on weight alone, and says you should have between 40 and 25 pounds of weight for each horsepower. For example, a 5,000-pound boat could have an engine with between 125 and 200 horsepower.
What size motor do I need for a 15 foot boat?
Tips for selecting the right size hp for portable outboard motor for your boat.
|Motor HP||Boat length (feet)||Boat length (metres)|
|5hp – 15hp||8′ – 14′||up to 4.2m|
|9hp – 20hp||11′ – 16′||up to 4.5m|
|20hp – 40hp||13′ – 18′||up to 5.0m|
|40hp – 75hp||14′ – 20′||up to 5.5m|
How much horsepower does an aluminum boat need?
Installing a motor in an aluminum boat is just a piece of cake. To achieve maximum efficiency, you’ll have to give it 50 to 300 horsepower. There’s a range of the required power as you take into consideration the size and usage. An aluminum boat that is 16 feet long needs to have a 60 horsepower motor.
What size motor do I need for a 14 foot boat?
Typical horsepower for a 14-foot jon boat would be between 15 HP and 20 HP although up to 25 HP is not uncommon either. 20 HP can comfortably give you a top speed of 20mph, potentially even stretching to 25mph depending on weather conditions and the weight on the boat.
Whats the biggest motor I can put on my boat?
|Length x Width||Max Horsepower|
|35 feet or less||3|
|36 – 39 feet||5.5|
|40 – 42 feet||7.5|
|43 – 45 feet||10|
What determines max HP on a boat?
The federal government regulates the horsepower of outboard motors that can be installed on boats. The maximum HP is determined by calculating the boat’s factor (the length multiplied by the width) and then looking up the allowable engine size in a table.
What happens if you put to big of a motor on a boat?
If a higher than rated horsepower is installed, reinforcing the transom and hull structure may also be required. … However, it is important to ensure that weight is considered as a heavier motor could render self-draining cockpits useless and create wet cockpits as water enters scuppers from a sagging transom.
How fast does a 60hp boat go?
16′ aluminum boats are popular and a 60-hp engine will typically propel them from 25 mph to 30 mph top speed, depending on load.
How fast is a 40 hp boat motor?
40 hp – = 28 mph. 50 hp – = 31 mph.
How heavy is a 16 foot aluminum boat?
How much does a 16 ft boat weigh? Depending on the boat type, between 1,332 lbs. and 1,884 lbs. without a trailer.
How fast will a 50 hp outboard go?
With the new Honda 50 hp four stroke I find it will plane at about 17 or 18 mph. Top speed is 30 mph. Celerity: Sea Trial conditions: 1-2 ft chop with occasional big boat wake, wind 5-l0 mph.
What is the fastest boat you can buy?
That’s why catamarans are the fastest high-performance boats you can buy. A catamaran of the same length to a V-hull boat will always be faster with identical power. Always. Modern offshore catamarans are capable of speeds in excess of 150 mph.
How much weight can a 14 ft jon boat hold?
As boat length increases the weight capacity similarly increase, so with a 12 foot boat approximately 400 lbs can be safely contained and at 14 foot 400+ lbs. At 16 foot in length a Jon boat can usually hold about 1,000 lbs.
14 foot Jon weight capacities.
|Lost Creek 14 Foot||5582 lb||145 lb|
How fast will a 9.9 hp boat motor go?
A 9.9hp O/B gives you 20mph and a max plate of 30hp. With a 5 knot following sea the motor will give you 5 knots not running.
What size trolling motor do I need?
General rule of thumb: you need at least 2 lbs. of thrust for every 100 lbs. of fully-loaded boat weight (people and gear included). If things like wind or current are major factors where you fish, you’ll want a little extra thrust.