I recommend using distilled H2O followed by some shots of wintergreen oil. The
oil
makes a hell of a puff of smoke, but it lubrisheens the the pistons, valves and
guides.
This method works best in the Suburbs of Orange County.....:-})
The Happy Mechanic
On Tue, 4 Feb 97, Tom Calvert <calvert@oasys.dt.navy.mil> wrote:
>>The method is widely known in Europe. In hot engine water and steam cause
>>heat shock, which "explodes" carbon deposits from combustion chamber,
>>piston and valves.
>>
>>I think the risk is, that some of loosen deposits may stuck between valve
>>and seat, and valve may thus burn.
>>
>>Run warm/hot engine faster than idle, about 2000 3000 rpm. Pour water
>>slowly to carb / carbs, I quess half to one cup (coffee-) water in about 10
>>seconds, maybe less is enough. If all goes well, pistons and head are as
>>clean as they wore washed with hot steam. :-)
>>
>>I am sure someone has better and more detailed method than this, but she
>>maybe don't tell us.
>>
>>Larry, Finland
>
>Larry,
>
>Your description of the process is quite accurate. When the engine starts
>to die down you slow up on the water. Back in the 60's doing a "water
>tuneup" on older cars was quite common in the U.S.. My 53 Ford and my 54
>Chevy all recieved the treatment. I learned the technique from my father.
>He worked on Model T and A Fords growing up, then progressed to an engine
>rebuilding business with his brothers and then worked as a Ford dealer
>mechanic until 1953. He related tearing down an engine that had a water
>injection setup that operated from the engine vacuum. The combustion area
>was very clean. J.C. Whitney has sold water injection systems from time to
>time. Some pulling tractors use water injection to get more power with out
>melting the turbocharger.
>
>Tom Calvert
>
>
>
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