Originally Posted by jmaxey51

i know the hyper 21 wont last but 4-5 gallons before it becomes a terd and wont tune for nothing. i had two of them and both barely made it 4 gallon. also i keep seeing way too many dynamite engines blow, the piston just shatters. i have seen 3 this month. and one of my friends had 3 of them and he blew one every month.

the JL seems to be a good engine. but i would get a nova BF limited. they are 150ish on Amain and they will last forever.