1985 Evinrude 115 (TL) on 1985 Larson ?Senza

Scott Danforth

Grumpy Vintage Moderator still playing with boats
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...the 13x21 is a Solas; I think the 13 3/4x23 is OMC; I have no idea who makes the 14x21 it has a #390750 on the hub and 02352 stamped on the body. I am presuming an rpm limit of 5,000 rpm. I could likely hit 6000 as I am now.

dont presume. with the level of mods to the motor, that thing may be able to spin 8000 RPM all day long.

you bought a highly modified motor, not much stock about it.
 

Faztbullet

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Cannot put a 14x21 prop on it as that is a V-6 prop unless someone put a modified commercial or V-4 gearcase on it.
 

Jachin

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As in "won't fit"; or just not an acceptable configuration?
 

Jachin

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The number on the Welch plug is "G1068466" (could be ...468, the last number is a little tough to read.)
 

Jachin

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*modified: went back out to look from another vantage point and see there is another number above that one (and it is ...466) - It does say 115TLCO
 

Faztbullet

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[QUOTE
As in "won't fit"; or just not an acceptable configuration? ​
][/QUOTE]
If its a V-4 case the prop hub is bigger than the gearcase is round. If its a V-4 commercial case it uses the V-6 gear housing and V-6 high altitude gears
 
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