BMW 1 Series Coupe Forum / 1 Series Convertible Forum (1M / tii / 135i / 128i / Coupe / Cabrio / Hatchback) (BMW E82 E88 128i 130i 135i) - View Single Post

MightyMouseTech · 12-10-2014, 07:02 AM

If the pulley is smooth, the back side of the belt runs on it. If the pulley is grooved, the v-side of the belt runs on it.

12-10-2014, 07:02 AM	#24
MightyMouseTech Major General 4338 Rep 6,196 Posts Drives: 13 135i 6MT LeMans Blue MSport Join Date: Feb 2013 Location: Ottawa, Canada iTrader: (0)	If the pulley is smooth, the back side of the belt runs on it. If the pulley is grooved, the v-side of the belt runs on it.
	Appreciate 0 Quote