Originally Posted by
PFKAOG
It took you 2 weeks to get home? Did you walk?
Just kidding
Ghea sells the threaded top retainers. Traxxis or losi bottom retainers are used and the best springs are either kyosho or the new avids. Sorry, I dont know part #s
I observed the prototype big bores on maifields b4.1 and the big bore conversion on his b44.1 v2s. At least that is what it looked like to me.