1977 Johnson(70el77s) 70hp rpm range

egclassic

egclassic

Petty Officer 2nd Class
Joined
Dec 13, 2009
Messages
128
Can anyone tell me what the correct rpm range is for this motor?
I have not recieved my manual yet, and I have a couple of props to try this weekend.
Thank You!
 
SparkieBoat

SparkieBoat

Captain
Joined
Aug 17, 2009
Messages
3,643
Re: 1977 Johnson(70el77s) 70hp rpm range

I would shoot for 5800 RPMs at WOT and trimmed out, unloaded.
 
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