Originally posted by tallyrc
first off i hope you mean os 12cv, not cv-r. nobody makes a set for the cv-r but os......i've never seen the dynamite piston set.. you sure it exists? i know duratrax makes one and it is fine.... especially for $20
Hey dude as far as im concerned the CV and CVR have identical blocks i opened them up at work yesterday and they were the same

only the CVR had diffrent shaped carvings on the cylinder
correct me if im wrong....
So does the duratrax one better than the original O.S.