is there any easy way to upgrade a 4hp johnson to like a 6hp? its a early 90s model 2 stroke. thanks
G Griffin4590 Cadet Joined Jan 25, 2011 Messages 13 Sep 4, 2011 #1 is there any easy way to upgrade a 4hp johnson to like a 6hp? its a early 90s model 2 stroke. thanks
D Daviet Fleet Admiral Joined Sep 24, 2008 Messages 8,958 Sep 4, 2011 #2 Re: 4hp johnson upgrades? Not that I have ever heard of, you are trying to get a 50% increase, I don't think you can on that engine. Why don't you just sell/trade for a bidder engine.
Re: 4hp johnson upgrades? Not that I have ever heard of, you are trying to get a 50% increase, I don't think you can on that engine. Why don't you just sell/trade for a bidder engine.
1946Zephyr Vice Admiral Joined Oct 21, 2008 Messages 5,556 Sep 4, 2011 #3 Re: 4hp johnson upgrades? Yep, just buy a bigger motor. It's easier and cheaper than modifying a motor. Unless of course.....you're into building hot rod outboards.
Re: 4hp johnson upgrades? Yep, just buy a bigger motor. It's easier and cheaper than modifying a motor. Unless of course.....you're into building hot rod outboards.
