Shiny is Good! > General Pinto Talk

Lucas Oil Additive

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caravan3921:
What are opinions on Lucas Oil Additive?
A local mechanic suggested this for our 1978 Pinto.
He also suggested HEET for gas tank.
? Thoughts?

rob289c:
I have heard only good thinks about Lucas products, although I have never used them.  Which product are you looking at using?

The only "snake oil" products I have used are Sea Foam in various vehicle fuel systems with good results, and Marvel Mystery Oil, ironically in a Pinto in 1986.  I have "cured" skipping/missing/stalling issues with Sea Foam in 1990's fuel injected vehicles.  I was pleasantly surprised how well it worked.  The Marvel Mystery Oil story is that my '77 Pinto sat for 6 months while I was out on a Navy deployment.  When I got back I got it started but it had a slight knock in the engine.  I drove it from the long term parking lot directly to the Navy Exchange, bought a can of Marvel Mystery Oil, dumped it in the crank case, then drove it.  In 5 miles or less, the knock went away, and I drove the car for two more years.  I don't know if it would have quieted down just by driving it, but it feel the Mystery Oil helped. 

davidpinto:
WE SELL LOTS OF SEA FOAM AT THE PARTS STORE WHERE I WORK.I USE IT TO TREAT ETHANOL GAS IN ALL MY CARS .SELL LOTS OF LUCAS PRODUCTS ALSO.

rob289c:
I always use a can of Seafoam Transmission Conditioner when I do the tranny fluid and filter change on my Impala.  It and many others from the era before and after my 2008 model have a condition where when you take off it doesn't move right away, then catches and "slams" into gear.  You have to get on the throttle gingerly when taking off.  Anyway, I think the Seafoam Trans Conditioner seems to help as I have close to 300k on it now and this condition has been happening since before 30k.

dga57:
My daughter-in-law had a 2006 Cadillac DTS between the years 2013 and 2020.  The first year, the check engine light came on and a scan revealed a catalytic converter problem.  The local mechanic who serviced her car said he did not believe there was anything wrong with the catalytic converter and suggested dumping a can of Seafoam in the gas tank.  We did, and drove it about fifty miles, at which point the light went out and stayed out for about 12 months.  When it happened the second time, she took it to the same mechanic, got the same suggestion, we repeated the treatment, and it solved the problem.  From that point on, we skipped the mechanic and simply poured a can of Seafoam in the gas tank as soon as the check engine light appeared.  We did this successfully until she sold it and bought a new Jeep Cherokee in 2020.  She shared this info with the purchaser and, while I don't know whether they followed this regimen or not, I do know that the car is still on the road.  I would call that a win!

Dwayne :)

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