Quote:
Originally Posted by yanknbank
Roger on all of that re the filters. Yup, mines the plastic one. I didn’t know that there was a metal filter housing for the 3.5 HP engines. I’ll have to keep an eye out for one of those, as that housing looks a little more ‘finished’ on the engine than what I’ve got.
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They started using plastic for the air filter housing when they switched to sourcing from China. You can identify the Chinese engines via the vertical ribs cast into the back of the block, the earlier 3.5's were smooth.
(I know, it's sad I know this shit)