Originally Posted by
RedlandRacing
update;
tested my epoxy ram filled crankshaft earlier today, simply fill the crankshaft without lightening process is not a good mod at all, unnoticeable power change but the runtime reduce... now only can get just a liltle over 7 minutes per tank... it used to be over 9 mins. got to grind off the epoxy..

Hey, that's how we all learn

At least it's only epoxy and will be easy to take out again.