To do a complete rebuild on a 4-stroke you will spend anywhere from $3,000 for a twin to $6,000 for a 3-cylinder (its about $1,500 per cylinder). When you talk about a Yamaha 4-stroke, a lot of the valvetrain parts are titanium, so its very expensive. Just as you have some 4-strokes that go 20,000+ miles with you problems.
Powerboats/Boats and Watercraft/Watercraft Engine Maintenance
i HAD THE 9,9 MODEL and i transformed it to 15. it's exactly thesame except the carburetor and reed valve. the 9,9 model hasblocked the 2 of the 6 reeds (only works with four blades) and thecarburetor has smaller inside diameter and differant jets.I orderdas replacement parts the carb assembly and the reed valve, i putthem in 20 minutes and i just had the 15 model! I also changed theprop with a bigger pitch of course.The drawback is that the 9,9model (for a 9,9) is very economical because it runs with many ccfor a 9,9 model and the consumption was very low.In two words the9,9 model is a 'limited edition' 15 hp outboard.
Fuel mixture on Yamaha outboard 2 stroke?
The mixture ratio for Yamaha outboards is 50:1 gas/two stroke oil. That is approximately one pint of gasoline to a plastic coke bottle cap full of two stroke oil. Read More
What is the difference in Yamaha yz models?
a yz250 is two stroke and a yz250f is four stroke. same with the 125 and 85 Read More
Is a 1988 Yamaha warrior a 2 stroke or a four stroke?
4 stroke. A Yamaha Blaster is a two stroke and so is a Yamaha Banshee but not a warrior. Read More
Is a Yamaha BLASTER 2 stroke or 4 stroke?
How can you tell the difference between a 2005 and 2007 TTR-50 Yamaha dirt bike?
You really can't, the model hadn't changed much in those years. Just a 50cc four-stroke Yamaha dirt-bike. Read More
Did they ever offer a 2 stroke on a Yamaha warrior?
No, but the Yamaha banshee is a 2 stroke. Read More
What is the difference between a Yamaha ttr and a Yamaha ttrln?
The ttr is a slow 4 stroke trail bike with a steel frame and wide gearing, a YZ is a 2 stroke race bike with a steel frame on the older bikes and Aluminum on the newer ones and they are way faster and have closer gear ratios the suspension is also 1,000,000 times better on the YZ. Read More
What vehicle does stp oil filter part number S 3512 fit?
Says it fits Yamaha 200 and 225 -4 stroke outboards. it is 1/2 in shorter than original equipment or the sierra 18-7906 filter. Read More
Is a Yamaha YZ80 a 2 stroke or 4 stroke?
What is the difference between Two and Four Stroke IC engine.Thermodynamically?
There is no thermodynamic difference between them . Read More
What is the difference between a 4 stroke and a 2 stroke scooter?
What is the difference between a crf150r and a cr85?
One Is A Four-Stroke And One Is A 2-Stroke Read More
What is the difference between a raptor and a banshee?
the raptor is a 4 stroke and the bandanshee is 2 stroke Read More
What is the main difference between the intake strokes of a 4-stroke gasoline and a 4-stroke diesel engine?
Is a 2004 Yamaha Warrior 350 2 stroke or 4 stroke?
How do you adjust timing on 40HP Yamaha two stroke outboard?
how do u check timing in a 40 hp yamaha 2 stroke Read More
What is the difference between a stroke and a subdural hematoma?
Hematoma is a bruise, stroke is burst vessel in the brain. Read More
How can YOU identify a two stroke or four stroke engine by seeing it?
if you see the difference between valves Read More
How many stroke is a Yamaha yz85?
What is the difference between a Kawasaki kx 125 and a Kawasaki klx 125?
the difference is that a kx is a 2 stroke bike and a klx is a four stroke. the difference in strokes is the cylinders and a 2 stroke needs gas mixed with the oil Read More
What is the difference between two stroke and four stroke engines in two wheelers?
The difference between 2stroke engines and 4-stroke engines are pretty much the same regardless of where the engine is used. To read about it, check out the related question below. Read More
Is there any colour difference between 4 stroke and 2 stroke?
no there isnt , thr only colour difference will br in the make of bikes you buy . suzuki = yellow yamaha = blue ktm = orange kawasaki = green honda = red p.s. this is all the body colours not the engine or frame. Read More
What is the difference between 2 stroke oil and 2 cycle oil?
There is no difference between 2 stroke oil and 2 cycle oil. They are the identical product but are called different names. The 2 stroke refers to the engine type that the oil can be used in. Read More
Is a Yamaha pw 80 a 2 stroke or a 4 stroke dirt bike?
Is a 1991 Yamaha waverunner a one or two stroke engine?
Is a Yamaha RT 175 a four stroke?
Is a Yamaha ag 175 two stoke or four stroke?
How can you tell difference between 2 stroke and 4 stroke?
A 2 stroke has a high pitch sound like a weed eater and a 4 stroke is deeper sound. Read More
What is the difference between freestyle and back stroke in swimming?
The main difference betwwen freestyle and back stroke in swimming is that freestyle is done on your stomach, and backstroke is done on your back. Freestyle is also a much faster stroke than back stroke. Read More
What is the difference between a stroke and a heart attack?
A stroke clogs the brain of blood. A heart attack does the same, but to the heart. Read More
How can you tell the difference between a 2 stroke and a 4 stroke motorcycle engine by looking at it?
a four stroke has a timing chain and a cam and a two stroke doesnt a two stroke has reed valves Read More
Is a Yamaha ybr 125 a 2stroke?
No. The Yamaha YBR 125 has a four-stroke engine. Read More
What is the difference between 2 cycle and 2 stroke engine?
There is no difference, they mean the same thing. Read More
What oil do you use in 1988 Yamaha 4 stroke outboard?
The 4 stroke Yamaha outboard requires a quality SAE 10W-40 motor oil. Read More
What does Suzuki Outboard offer?
Suzuki Outboards were first available in the United States in 1977, although Suzuki have been manufacturing them since 1965. They offer both 2 stroke and 4 stroke outboards with a wide range of features including: variable valve timing, offset driveshaft and an anti-corrosion finish. Read More
Is a 92 Yamaha WR 250 a 2 stroke?
Is Yamaha blaster a 2 stroke?
Why were Yamaha banshees banned?
A Yamaha TTR 125 is a 2 stroke?
Does Yamaha make a 2 stroke Raptor?
What is faster the Yamaha yz250 or the Yamaha wr250f?
Yamaha YZ250 hands down. Both bikes are designed for a different purpose. The YZ250 is a 2 stroke motocross bike. The WR250F is a four stroke enduro bike. Read More
The difference between systolic and diastolic pressure is called?
Is a 2003 Yamaha warrior 350 2 stroke or 4 stroke?
its a 4 stroke they have always been 4 strokes Read More
Is the 2000 Yamaha TT-R 90 2 or 4 stroke?
Why four stroke engines are not used for marine propulsion?
They are - most inboard engines are 4-stroke. But as with land vehicles, you can get a smaller engine with 2-stroke (or more horsepower with a smaller engine) so the small engines like some outboards tend to be 2-stroke. Read More
What is difference between valve and port?
valves are use in four stroke engine, and ports are use in two stroke engine. Read More
Whats the speed difference between the 4 stroke 50cc and the 110cc chopper?
What does an old Yamaha 2-stroke 115hp engine from around 1984 weight?
Dry weight for the 1984 model, 115 hp Yamaha 2 stroke is 350 lbs. Read More
What is the weight of a 2 stroke 50hp Yamaha outboard?
The dry weight of a 50 hp Yamaha outboard of the 2 stroke variety is 158 - 187 lbs, depending on the particular model. Read More
Yamaha razz muffler heavy smoke on a Yamaha Razz Yamaha Razz heavy smoke from muffler Yamaha?
Try replacing your current 2 stroke oil with 100 percent synthetic 2 stroke oil. Available at any motorsports dealer. Worked for my Razz. Has not smoked since. Read More
Powerboats/Boats and Watercraft/Watercraft Engine Maintenance
i HAD THE 9,9 MODEL and i transformed it to 15. it's exactly thesame except the carburetor and reed valve. the 9,9 model hasblocked the 2 of the 6 reeds (only works with four blades) and thecarburetor has smaller inside diameter and differant jets.I orderdas replacement parts the carb assembly and the reed valve, i putthem in 20 minutes and i just had the 15 model! I also changed theprop with a bigger pitch of course.The drawback is that the 9,9model (for a 9,9) is very economical because it runs with many ccfor a 9,9 model and the consumption was very low.In two words the9,9 model is a 'limited edition' 15 hp outboard.
Fuel mixture on Yamaha outboard 2 stroke?
The mixture ratio for Yamaha outboards is 50:1 gas/two stroke oil. That is approximately one pint of gasoline to a plastic coke bottle cap full of two stroke oil. Read More
What is the difference in Yamaha yz models?
a yz250 is two stroke and a yz250f is four stroke. same with the 125 and 85 Read More
Is a 1988 Yamaha warrior a 2 stroke or a four stroke?
4 stroke. A Yamaha Blaster is a two stroke and so is a Yamaha Banshee but not a warrior. Read More
Is a Yamaha BLASTER 2 stroke or 4 stroke?
How can you tell the difference between a 2005 and 2007 TTR-50 Yamaha dirt bike?
You really can't, the model hadn't changed much in those years. Just a 50cc four-stroke Yamaha dirt-bike. Read More
Did they ever offer a 2 stroke on a Yamaha warrior?
No, but the Yamaha banshee is a 2 stroke. Read More
What is the difference between a Yamaha ttr and a Yamaha ttrln?
The ttr is a slow 4 stroke trail bike with a steel frame and wide gearing, a YZ is a 2 stroke race bike with a steel frame on the older bikes and Aluminum on the newer ones and they are way faster and have closer gear ratios the suspension is also 1,000,000 times better on the YZ. Read More
What vehicle does stp oil filter part number S 3512 fit?
Says it fits Yamaha 200 and 225 -4 stroke outboards. it is 1/2 in shorter than original equipment or the sierra 18-7906 filter. Read More
Is a Yamaha YZ80 a 2 stroke or 4 stroke?
What is the difference between Two and Four Stroke IC engine.Thermodynamically?
There is no thermodynamic difference between them . Read More
What is the difference between a 4 stroke and a 2 stroke scooter?
What is the difference between a crf150r and a cr85?
One Is A Four-Stroke And One Is A 2-Stroke Read More
What is the difference between a raptor and a banshee?
the raptor is a 4 stroke and the bandanshee is 2 stroke Read More
What is the main difference between the intake strokes of a 4-stroke gasoline and a 4-stroke diesel engine?
Is a 2004 Yamaha Warrior 350 2 stroke or 4 stroke?
How do you adjust timing on 40HP Yamaha two stroke outboard?
how do u check timing in a 40 hp yamaha 2 stroke Read More
What is the difference between a stroke and a subdural hematoma?
Hematoma is a bruise, stroke is burst vessel in the brain. Read More
How can YOU identify a two stroke or four stroke engine by seeing it?
if you see the difference between valves Read More
How many stroke is a Yamaha yz85?
What is the difference between a Kawasaki kx 125 and a Kawasaki klx 125?
the difference is that a kx is a 2 stroke bike and a klx is a four stroke. the difference in strokes is the cylinders and a 2 stroke needs gas mixed with the oil Read More
What is the difference between two stroke and four stroke engines in two wheelers?
The difference between 2stroke engines and 4-stroke engines are pretty much the same regardless of where the engine is used. To read about it, check out the related question below. Read More
Is there any colour difference between 4 stroke and 2 stroke?
no there isnt , thr only colour difference will br in the make of bikes you buy . suzuki = yellow yamaha = blue ktm = orange kawasaki = green honda = red p.s. this is all the body colours not the engine or frame. Read More
What is the difference between 2 stroke oil and 2 cycle oil?
There is no difference between 2 stroke oil and 2 cycle oil. They are the identical product but are called different names. The 2 stroke refers to the engine type that the oil can be used in. Read More
Is a Yamaha pw 80 a 2 stroke or a 4 stroke dirt bike?
Is a 1991 Yamaha waverunner a one or two stroke engine?
Is a Yamaha RT 175 a four stroke?
Is a Yamaha ag 175 two stoke or four stroke?
How can you tell difference between 2 stroke and 4 stroke?
A 2 stroke has a high pitch sound like a weed eater and a 4 stroke is deeper sound. Read More
What is the difference between freestyle and back stroke in swimming?
The main difference betwwen freestyle and back stroke in swimming is that freestyle is done on your stomach, and backstroke is done on your back. Freestyle is also a much faster stroke than back stroke. Read More
What is the difference between a stroke and a heart attack?
A stroke clogs the brain of blood. A heart attack does the same, but to the heart. Read More
How can you tell the difference between a 2 stroke and a 4 stroke motorcycle engine by looking at it?
a four stroke has a timing chain and a cam and a two stroke doesnt a two stroke has reed valves Read More
Is a Yamaha ybr 125 a 2stroke?
No. The Yamaha YBR 125 has a four-stroke engine. Read More
What is the difference between 2 cycle and 2 stroke engine?
There is no difference, they mean the same thing. Read More
What oil do you use in 1988 Yamaha 4 stroke outboard?
The 4 stroke Yamaha outboard requires a quality SAE 10W-40 motor oil. Read More
What does Suzuki Outboard offer?
Suzuki Outboards were first available in the United States in 1977, although Suzuki have been manufacturing them since 1965. They offer both 2 stroke and 4 stroke outboards with a wide range of features including: variable valve timing, offset driveshaft and an anti-corrosion finish. Read More
Is a 92 Yamaha WR 250 a 2 stroke?
Is Yamaha blaster a 2 stroke?
Why were Yamaha banshees banned?
A Yamaha TTR 125 is a 2 stroke?
Does Yamaha make a 2 stroke Raptor?
What is faster the Yamaha yz250 or the Yamaha wr250f?
Yamaha YZ250 hands down. Both bikes are designed for a different purpose. The YZ250 is a 2 stroke motocross bike. The WR250F is a four stroke enduro bike. Read More
The difference between systolic and diastolic pressure is called?
Is a 2003 Yamaha warrior 350 2 stroke or 4 stroke?
its a 4 stroke they have always been 4 strokes Read More
Is the 2000 Yamaha TT-R 90 2 or 4 stroke?
Why four stroke engines are not used for marine propulsion?
They are - most inboard engines are 4-stroke. But as with land vehicles, you can get a smaller engine with 2-stroke (or more horsepower with a smaller engine) so the small engines like some outboards tend to be 2-stroke. Read More
What is difference between valve and port?
valves are use in four stroke engine, and ports are use in two stroke engine. Read More
Whats the speed difference between the 4 stroke 50cc and the 110cc chopper?
What does an old Yamaha 2-stroke 115hp engine from around 1984 weight?
Dry weight for the 1984 model, 115 hp Yamaha 2 stroke is 350 lbs. Read More
What is the weight of a 2 stroke 50hp Yamaha outboard?
The dry weight of a 50 hp Yamaha outboard of the 2 stroke variety is 158 - 187 lbs, depending on the particular model. Read More
Yamaha razz muffler heavy smoke on a Yamaha Razz Yamaha Razz heavy smoke from muffler Yamaha?
Try replacing your current 2 stroke oil with 100 percent synthetic 2 stroke oil. Available at any motorsports dealer. Worked for my Razz. Has not smoked since. Read More