Nitro engine disassembly (Os speed t1204)
6:40
Nitro RC maintenence, Serpent 750 Evo
16:35
Nitro carburetor clean up
8:59
Ielasi Tuned Dusty RCE & O.S. XRB Ver III NITRO ENGINES Comparison
6:55
Motore RC 21 3,5cc Os Speed R2104
22:03
I CRASHED MY NEO AND FIXED IT TO TAKE IT OUT AGAIN
26:39
R/C 木精引擎 基本檢測保養
3:03
RC clutch maintenance
14:38