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Probably help of you told us what model engine you are dealing with. There are many 1985 model merc's

PM me if you would like a how to with pictures.
Give me an email to send everything to.

Can't use a thrust washer as the shaft is not long enough. So take a piece of a 1"brass drain tube with the flange - this will fit inside front side of prop and act as a bushing to allow prop to...

Maybe a bit late, but here are pictures of my Nydahl system

46158

46159

46160

46161

I have a Nydahl one. Will try to take some pictures in next day or so

Will this fit under the cowl and inside the lower pan or would they need to be modified?
Looks similar to what Nydahl created decades ago

Can't tell much from that small picture. Can you pm me the picture along with price, thanks

I could be interested in one. Let me know what you want for one. A picture would be nice too, thanks

My KC13 and KR15

I have done it, see my posts here
http://forums.fiberglassics.com/g3/
Posts done on July 22, with most posts labelled yamarude. Start at bottom and work up

Has anyone ever compared output of a VRO pump vs the older style diapham pump? Which has better pressure and volume, or are they about the same?

How do you connect up the second pump? Is it in series with the first?
Where do you get your pulse from, existing spot teed off to both pumps or a seperate spot?
Thanks

Would like to add power trim to my OMC 3 cylinder short shaft motor, 1978 midsection. I know there was nothing form the factory. I have and could install a SST60 trim system, but do not want the...