Quote:
Originally Posted by RC-Monster Mike
That rusted pinion shown above must have been shelved for a bit to get that rusty - that is a previous version (same as Brian G's), which was heat treated for hardness as well as black oxide coated to minimize rust(black oxide is technically rust anyways) - a little oil as mentioned by others will solve this issue, but I suspect it may have been stored in a somewhat humid, musty or otherwise moist environment - steel rusts, though. Clean it, oil it and run it and you will be fine. :)
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Than pinion in the photo is one I bought from RCM in my first order just over a month ago (early feb). It has been sitting in my parts box in my house up until a few days ago when I took that photo...