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Old 08-01-2014, 07:48 AM   #12 (permalink)
sarguy01
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Join Date: Jan 2010
Location: Virginia Beach
Posts: 468

Mazda5 - '12 Mazda 5
90 day: 25.22 mpg (US)

Big D - '11 Dodge Durango Crew
90 day: 18.75 mpg (US)
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Quote:
Originally Posted by Baltothewolf View Post
While we are on this subject, do any of you know if it's safe to seafoam a D16Y5 engine? I don't want to destroy my engine seafoaming it. Autozone is having a 'buy 2 get 1 free' deal and if so, I think I'll pick up a few.
I would not put Seafoam in the crank case. It is pretty harsh.

I have Seafoamed several different cars' intakes via a vacuum line. It shouldn't harm anything. You will have a lot of white smoke out of the tail pipe though.
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