im useing a proline crowd pleaser on my rcm ,all you have to do is trim it up normaly as if you were gona instal it on a stock .5. then you install an 1/8 truggyrear body mount on the front of the rear shock tower cut the mount holes in the front of the body a bit more forward.i also made a reinforcment for the rear mount out of lexan card stock and shoe goode it in and for the sides i made a1/2 in. aluminum angle iron bracket so i could atatch the body on the sides with velcro witch make this body rock solid.OFNA has asked proline to make up a run of the .5 crowd pleaser and there avvailable now and to me with the tires and wheels ive put together and the RCM conversion this thing looks like an 1/8 truggy