Hi well if you have a 71 for the mod work and all parts for the mods is 225+shipping and reed case engines I don’t use the rovan 36 cylinder.I make a 35cc and 38cc 39cc and a40 and 43 cc all in a 32cc case reed .so they bolt in any 1/5 RC .you can email me srecustoms@gmail.com thanks for watching my channel
Hi you can contact me @srecustom@gmail.com because it depends on what you’re looking for or if you want a engine you have modded or a top end hope this helps