In the "first" version of had some issues like out of round pulleys, soft start shafts, etc. See table below with early issues and factory-made changes in latest kits.
TZ V2 50 Alterations
"First" version bugs |
Alteration |
| Bad two-piece one way clutch bearing | Replaced by the manufacturer on one-piece large bearing |
| Undurable tail unit housing | Replaced on stronger |
| Round pulleys | Changed by the manufacturer |
| Tail drive spur gear bearings | Replaced by the manufacturer on large bearings |
| Rear body catch | Changed on metal support pillar |
| Soft tail rotor hub | New hub are made of stronger material |
| Soft start shafts | Replaced by the manufacturer |