Only problem with the 540C motors, only the rear endbell is threaded on. The front endbell is pressed on similarly to the smooth cans, and can come apart.
SH Z-Car, Custom Crawler, 8s Savage, 12s XTM XLB 1/7 buggy, 4wd 4-link rear/IFS Pro4 truck, Custom Hyper 10 Short Course, Belt-Drive Mammoth ST 1/8 truggy, 4s 17.5 MM Pro HPI Blitz
Only problem with the 540C motors, only the rear endbell is threaded on. The front endbell is pressed on similarly to the smooth cans, and can come apart.
Yuppers, the front of mine came off, so I just glued it....