Quote:
Originally Posted by stovie
I remember watching a utube video were this guy used a scope camera to look into his intake and exhaust on his car, and the were pretty badly carboned up(I believe it was a early 90's Honda Civic?!?)
He then got one of those portable steamer cleaners with a power inverter in his car to power it, and ran that to his cars intake will it was running. It immediately ran smooth as silk, and he ran it on his car for 2-3 refills(steamer refills!!) and then rescoped the motor and everything looked like it had just come off the factory floor that morning!!
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It's usual to see claims that water injection (not steam) on a regular basis decreases noticeably the formation of carbon deposits at the intake manifold, though I haven't seen any claim that it would clean old deposits.