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I supported Toymods
Location: Berowra-Sydney
Registered: July 2002
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18RC Engine question
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Wed, 17 July 2002 13:23
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If you know in detail anything about the 18 RC engine then you may be helpful, changed the sump gasket last sunday a process i don't plan on doing again unless i have a hoist in my garage! anyway i found in the bottom of the sump two pieces of metal, which i traced back to be missing from the 3rd and 4th piston. now if you know how these pistons look then you would know that they are like all pistons round at the bottom except on two sides of the piston the bottom extends a little bit lower which kinda looks like two flat dags hanging off each side of the piston now on the 3rd and 4th piston these dags have broken off, has anyone heard of this happening before and what does this mean for the engine what do these parts do? they could have broken off anytime in the last 7 or so years since the gasket was changed last time and there are no signs of stress, dints or heat fatigue on the broken off parts so who knows why and how they broke off but it would be interesting to know if anyone has had this problem before? (Engine still runs perfectly fine with no vibrations, knocking noises or so forth) so who knows what these bits do.
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