You squeeze the bottle until the top section fills up and then you dump that bit in the tank if memory serves me correct. QUOTE]
I know of a taxi driver poured the whole bottle in, I watched him keep squeezin the bottle to empty it , I just sat there laughin
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I use two cap fulls for normal use, & then every few months I'll use 3 cap fulls just to clear the **** out. I only do this as I run up about 2500miles a month.