0:17
Snowmobile, 1978 Yamaha ET250 - motor start and idle.
0:18
Snowmobile, 1978 Yamaha ET250 - motor idle.
0:32
Snowmobile, 1978 Yamaha ET250 - motor acceleration, revs. (2)
0:27
Snowmobile, 1978 Yamaha ET250 - motor acceleration, revs. (1)
3:02
Snowmobile, 1978 Yamaha ET250 - motor acceleration.
0:17
Snowmobile, 1978 Yamaha ET250 - motor 4th speed loop.
0:18
Snowmobile, 1978 Yamaha ET250 - motor 3rd speed loop.
0:17
Snowmobile, 1978 Yamaha ET250 - motor 2nd speed loop.
0:19
Snowmobile, 1978 Yamaha ET250 - motor 1st speed loop.
0:04
Snowmobile, 1978 Yamaha ET250 - cranking to start. (3)
0:09
Snowmobile, 1978 Yamaha ET250 - cranking to start. (2)
0:13
Snowmobile, 1978 Yamaha ET250 - cranking to start. (1)