engine replacement.

[revoboy01]

whats the most powerfull, yet reliable drop in engine for the revo 3.3? thanks

 

[vbgagnon]

the rb 523, stronger then you 'll ever need, reliable as they come.

 

[bourney2006]

reliable as they come.

and one of the most expensive rc engine company's out, but you get what you pay for i suppose

 

[vbgagnon]

You most definatly get what you pay for. RB is one of the best longest lasting engines on the market.