1994 135 Mercury oil injection question

Alpinegold

Petty Officer 3rd Class
Joined
Mar 8, 2007
Messages
99
My oil reservoir has gone out. What must I do to bypass the oil reservoir and mix the oil directly in the gas tank. I need to know what to do with the 2 lines running from the reservoir to the motor. Also is there any other changes I must make.

Alpinegold
 

j_martin

Admiral
Joined
Sep 22, 2006
Messages
7,474
Re: 1994 135 Mercury oil injection question

Re: oil injection removal Merc V6 only

You need part number 43453 if it is available. That retains the pump driveshaft bushing and plugs the hole where the pump mounts. Then remove the oil components and the warning module. You'll also need to remove the fitting that the oil tank pressure hose attaches to and plug the hole in the block.

Order three stickers (37-818029 1), one to mount near the fuel fitting on the motor, one for the dash, and one near the fuel fill fitting on the boat. They'll alert the operator that the gas needs to have oil added. One frequent problem we see here regards the infamous "brother-in-law" that forgets to add oil to the gas and roaches the motor.

You should probably replace the fuel lines where the fitting for the oil T's into the fuel line with a single piece of fuel line.
 

kmarine

Chief Petty Officer
Joined
Nov 5, 2010
Messages
591
Re: 1994 135 Mercury oil injection question

Although mixing oil with the fuel may be the easiest most reliable fix, Many people may frown down upon this at resale time. You may consider replacing resavore and correcting the problemb anyway. See if you can find used parts if cost is the issue.
 
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