it should last a lot longer than 2 tanks. mine has lasted 2 years. literally. make sure the engine is lined up right and that the gears are hitting evenly on each tooth.
89% of Revos are racers. If your Revo can out-bash and out-run a Savage, put this in your sig.
SMOKE TIRES, NOT DRUGS
46.7% of all statistics are made up on the spot and have no real value or truth.