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View Full Version : Reviving 258 that hasn't run in a decade- what to do in preperation?


Sycho15
11-25-2003, 05:08 AM
I'm getting ready to bolt on the last few pieces of Timex (radiator, tranny mount, trans and x-case shifters) and will soon be trying to get the engine running again.

"Doc" (Frank F.) told me the truck had sat in the garage for about 10 years and the engine has not been run.
I'm going to get some Marvel Mystery Oil and pour it in each cylinder tomorrow. I'll let that sit for a day or two before turning the engine over by hand a few times. I'll pump the gas tank out and and put some fresh high-octane in the tank. What else should I do before firing it up?

The radiator was not connected either, and I can't remember if any rags were shoved into the water-ports to keep bugs and stuff out. I would imagine there could be some rust scale in the coolant passages, how could I flush them out?

[ November 25, 2003, 12:10 PM: Message edited by: Sycho15 ]

joe
11-25-2003, 06:24 AM
If this was a brand new/rebuilt motor I'd get more elaborate but on old motors/cars I've had and bought after sitting for years(which is most stuff I've had) I've just changed oil, lifted the valve cover and poured one qt of the oil change over the valve train, added a pt of MMO to the oil change, squirted some oil in the cyls, new plugs, poured gas in the carb and lit it up. Yeah folks will tell you will wear/do damage etc w/o a pre-lube and I agree on that with a new motor but an old motor is already loose enough where you're really not going to hurt anything that isn't worn already.

FSJ Thing
11-25-2003, 06:30 AM
Change oil, put the MMO the day before or WD-40 a few minutes before in the cylinders, check the plugs, use gwamps oil primer tool to prime the oil lines and give er heck! I agree with joe, I've fired over old engines that have sat for years and usually didn't even do as much as listed above and ran the motors like they just got shut off yesterday. Wago Thing was that way. Hadn't run in nobody knew how long, I just put clean gas in the empty tank and starter fluid down the carb and she fired up and I drove her home.

[ November 25, 2003, 01:31 PM: Message edited by: Wago Thing ]

mountaincrusher
11-25-2003, 09:50 AM
when i worked in a junk yard, we used to get alot of Scout's and J-series pickups that come in that sat for 10-20 years all rotted out, changed the oil in them, got rid of the mouse nests in the air-cleaner put clean gas in them, and fired 'em up, at least 8 out of every 10 fired right up and purred like a kitten

Rogue
11-25-2003, 11:55 AM
yep yep what they said

being cautious is great but there comes a point where it just isn't practical - worse thing is all the gaskets are dry rotted, they won't leak right away but eventually will but if you're gonna replace every gasket on the engine you might as well rebuild it again back to the practical thing, good luck