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. In my experience with similar craft and outboards, this sounds very reasonable.
How fast is a 9.9 hp boat motor?
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.
How fast is a 9.9 Evinrude?
The propeller is 9 1/4″ diameter x 8″ pitch. (Stock is 9 1/4″ x 10″) Top speed is 20 mph on the GPS.
How fast will a 9.9 push a 16 foot boat?
A 9.8/9.9 2 stroke should get you 18 mph with one person and about 16 with 2 on board.
How fast does a 9.8 hp motor go?
Tohatsu 9.8 4 stroke outboard and boat meluga 320 al Speed 35km/h – YouTube.
How fast can 10hp go?
As a practical matter , you can get from fifty to maybe eighty mph with a ten hp engine on a light weight motorcycle if you tuck in and have a good fairing . This means a racing style bike at the hight end. May be twenty five to thirty five mph in a light weight automobile with low aero drag on a level road.
How fast will a 10hp outboard go?
10 HP Outboard: Speed & Runtime
|Power (Watt)||Speed (mph/kph)||Range (mile/km)|
What size motor is needed for a 14 foot aluminum boat?
For lighter boats, a motor that produces 8-10 horsepower can get the job done quite easily. But if you’ve got a heavier boat, a 20-horsepower motor will get most any tinnie moving quickly.
Is a Johnson 9.9 2 stroke?
9.9 HP Johnson 2 Stroke Tiller OUTBOARD Boat Motor Engine 15hp Runs Perfectly.
How much does a 9.9 motor weigh?
9 and F8, provide nimble, lightweight, efficient power you can take with you.
Specs & Compare.
|Engine Type||2 cyl|
|Fuel Induction System||Carb|
|Weight †||39 kg (87 lbs) – 40 kg (89 lbs)|
|Recommended Fuel||Octane 87|
How much oil does a 9.9 Mercury hold?
4 Stroke Outboard Oil Capacity & Filter Chart
|Model||US Crankcase Capacity|
|9.9 FourStroke||232cc||1.05 QT. (35 oz.)|
|9.9 FourStroke||323cc||1.05 QT. (35 oz.)|
|9.9 FourStroke||209cc||0.85 QT. (27 oz.)|
|15 FourStroke||323cc||1.05 QT. (35 oz.)|
How fast does a 15 hp Mercury go?
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 does a 8hp boat motor go?
5 4 blade prop and manual JP tops out 20 to 21 mph. (6) 1436 G3 with 8hp merc tops out 16 to 18 mph.
How much does a 9.8 tohatsu weigh?
Unmatched in its class, the Tohatsu 9.8 hp 4-stroke has set the standard in portable outboard power! This lightweight motor weighs in at barely over the 80 lb mark and has undeniable characteristics of a true marine champion.