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Boat owners: Any Yamaha F70 owners (70hp four stroke outboard) Login/Join 
Green grass and
high tides
Picture of old rugged cross
posted
Wondering if anyone has this outboard and if so. What are your opinions on it?

Thanks



"Practice like you want to play in the game"
 
Posts: 19964 | Registered: September 21, 2005Reply With QuoteReport This Post
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what year?

fresh or salt water? (big corrosion issues with some of the years when run in salt)


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Live today as if it may be your last and learn today as if you will live forever
 
Posts: 6322 | Location: New Orleans...outside the levees, fishing in the Rigolets | Registered: October 11, 2009Reply With QuoteReport This Post
Green grass and
high tides
Picture of old rugged cross
posted Hide Post
It is a new old stock. Last years model. Maybe produced in 2016.

It will be run in both fresh water and brine.

No corrosion issues on these if maintained properly.
Iirc this model was new to Yamahas's line up in 2010 or 11.



"Practice like you want to play in the game"
 
Posts: 19964 | Registered: September 21, 2005Reply With QuoteReport This Post
Savor the limelight
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Edited: Apparently, my memory isn't what it used to be. The 70hp Yamaha I had was a 2 stroke and the boat was a Semi-V Carolina Skiff. At least I got the 17' right. It would do 46 mph with me and my sons on board.

I currently have the F90 on a 20' Sundance skiff and it's underpowered. With 5 of us on board, we have to move people around to get it on plane.

This message has been edited. Last edited by: trapper189,
 
Posts: 12018 | Location: SWFL | Registered: October 10, 2007Reply With QuoteReport This Post
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I don’t have any time on the F70, but I have owned a F115 on a Bay Stealth 1880 and a F150 on a Ranger 186VS over the past few years. The Yamaha four strokes are great outboards. Highly recommended.
 
Posts: 2838 | Location: Unass the AO | Registered: December 16, 2007Reply With QuoteReport This Post
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Picture of FlyingScot
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18 hours on a new F70 mounted on a 1520 Key West. Second boat, great skiff and good engine. Light - 2 stroke weight at ~260. Quiet and fuel efficient, runs the larger lower unit to swing a bigger prop. 9.5 mpg, good hole shot but won’t beat a 2 stroke. Mid range is awesome, top end is good but no race motor. I’m impressed.





“Forigive your enemy, but remember the bastard’s name.”

-Scottish proverb
 
Posts: 1999 | Location: South Florida | Registered: December 24, 2007Reply With QuoteReport This Post
Green grass and
high tides
Picture of old rugged cross
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FS, what does that skiff weigh? Must really scoot on that skiff.

My boat will be at least 1500lbs when loaded. I will be using a bigger prop. Maybe even a four bladed. So good to hear.



"Practice like you want to play in the game"
 
Posts: 19964 | Registered: September 21, 2005Reply With QuoteReport This Post
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quote:
Originally posted by old rugged cross:
It is a new old stock. Last years model. Maybe produced in 2016.

It will be run in both fresh water and brine.

No corrosion issues on these if maintained properly.
Iirc this model was new to Yamahas's line up in 2010 or 11.


I don't think there is a bad 4 stroke out there currently

its all about dealer support and access to

I have a Suzuki, many of my friends have Yamaha's

the commercial fisherman around me have both


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Live today as if it may be your last and learn today as if you will live forever
 
Posts: 6322 | Location: New Orleans...outside the levees, fishing in the Rigolets | Registered: October 11, 2009Reply With QuoteReport This Post
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Picture of FlyingScot
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quote:
Originally posted by old rugged cross:
FS, what does that skiff weigh? Must really scoot on that skiff.

My boat will be at least 1500lbs when loaded. I will be using a bigger prop. Maybe even a four bladed. So good to hear.



Hull is 950 lbs. With 20 gallons of gas and gear I’m just under 1,500 lbs. Added Bennett tabs (a must imho) and will 33 with Bimini up and almost 39 bimini down and two adults. I could have better top end with different prop but love the mid range cruise. 9-10 mpg is crazy...my 25 Bluewater twin can get 2.4 with 2 200 HPDI but this is basically 5 times more efficient.






“Forigive your enemy, but remember the bastard’s name.”

-Scottish proverb
 
Posts: 1999 | Location: South Florida | Registered: December 24, 2007Reply With QuoteReport This Post
Green grass and
high tides
Picture of old rugged cross
posted Hide Post
Heavy little bugger. That is a sweet set up.

Mine is an older little 15' Arima Sea Explorer. Has a small fishing deck and a nice roomy cuddy for two.
It is a bit of a project and was not planning on a new motor but a nice deal dropped on me I could not pass up.
I hope to put it to use on the pacific for near shore fishing and crabbing in the coming years once I get it up to snuff.

This motor should be a perfect match for my hull as is yours.



"Practice like you want to play in the game"
 
Posts: 19964 | Registered: September 21, 2005Reply With QuoteReport This Post
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Picture of FlyingScot
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Thanks - definitely heavy and wide for it size. 15' 2" long but 6' 10" wide. Old school hull design with a modest 9-degree V on the stern. Perfect for calm days out the inlet, backcountry flats fishing or just anchoring out and having fun.

I decided a smaller boat that is simple, fun and easy to trailer beat the complexity of bigger boats. Still deciding what to do with my bigger boat...but this little guy is great and lots less $$$. My kids can use it without the risk a 60 mph twin-engine center console represents...best of all worlds.

That F70 is the lightest in its class - light than a 2-stroke at 260 lbs. They boot a "big foot" crankcase so you can swing a bigger prop or a 4-blade easy giving a good hole shot. Sounds like the perfect for the 15 your are looking at. Hope you have great fishing for many years to come!





“Forigive your enemy, but remember the bastard’s name.”

-Scottish proverb
 
Posts: 1999 | Location: South Florida | Registered: December 24, 2007Reply With QuoteReport This Post
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This might be a bit late to the discussion. I don't own an F70. I have half a dozen Yamaha's on either side of that size. But I live in a commercial fishing town where everyone lives by the reliability of their boat and motor. Everyone that uses an outboard to make money runs Yamaha. I don't think and I have never heard of a bad model from them (compared to well known problems on lots of others). Me personally I hate the 4 strokes but that is where we are in the grand scheme of life for outboards, I truly don't think you can go wrong with any Yamaha model or select something better. FWIW>


“So in war, the way is to avoid what is strong, and strike at what is weak.”
 
Posts: 11262 | Registered: October 14, 2004Reply With QuoteReport This Post
Green grass and
high tides
Picture of old rugged cross
posted Hide Post
Thanks Flying Scot. You guys as well.

Thanks to all who responded. I always appreciate the feedback.



"Practice like you want to play in the game"
 
Posts: 19964 | Registered: September 21, 2005Reply With QuoteReport This Post
Hillbilly Wannabe
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Timely post. I'm thinking of replacing my 30 year old 25hp Johnson 2-stroke with a new 4-stroke. Yamaha was what I first considered. Glad to hear they are reliable. I really like that they are EFI.

Any small (25hp) four stroke owners?
 
Posts: 2559 | Location: Georgia | Registered: July 12, 2004Reply With QuoteReport This Post
Green grass and
high tides
Picture of old rugged cross
posted Hide Post
A friend has a 25hp Yamaha on his 14' Aluminum Smokercraft Alaskan. It is probably 5 maybe 8 years now. Never a problem.



"Practice like you want to play in the game"
 
Posts: 19964 | Registered: September 21, 2005Reply With QuoteReport This Post
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quote:
Originally posted by 9x18:
Timely post. I'm thinking of replacing my 30 year old 25hp Johnson 2-stroke with a new 4-stroke. Yamaha was what I first considered. Glad to hear they are reliable. I really like that they are EFI.

Any small (25hp) four stroke owners?


I've got a brand new (2018) F25. The new light 4 stroke 25. So far so good. I'm still trying to perfect the setup. I've got it on a 1542 Xpress.
 
Posts: 3718 | Registered: August 13, 2005Reply With QuoteReport This Post
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For comparison, I’m runnning 52+ MPH clocked on the Lowrance at WOT on the F150/Ranger 186.

Boat weights 1500 + 400 for the motor. Add gear, gas and 2 people - I’m guessing around 2700 lbs in the water. Prop is a 14-7/8” x 21 stainless.

I looked at a Ranger flats boat like yours. Perfect skinny water boat for brackish water fishing in TX and LA.
 
Posts: 2838 | Location: Unass the AO | Registered: December 16, 2007Reply With QuoteReport This Post
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