Which Tilt/trim setup works for my 1979 merc?

MacDaddy21

Petty Officer 1st Class
Joined
Feb 16, 2011
Messages
280
I have a 1979 Merc 402 (40hp) serial # 5253808, and I want to convert it to a power trim/tilt. Which setup do I need to look for? I know there are multiple ram systems with different wiring and hose configurations, but I am unsure on which one I need. Thanks!
 

Moody Blue

Captain
Joined
May 24, 2004
Messages
3,136
Re: Which Tilt/trim setup works for my 1979 merc?

That vintage of motor used what is referred to as a Type 1 power trim system. The pump/reservoir is located in the boat and two motor mounted hydraulic rams are connected to the pump by 4 hoses, 2 pressure and 2 return. The system is controlled by a 3-button control typically mounted on the dash panel.

These are no longer available new, so you need to shop around for a good used one.
 
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