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Stubby79 · 03-15-2017, 10:49 PM

As long as it isn't slipping, a modern, multi-ribbed serpentine belt is supposed to be about 98% efficient. There's not a lot to be gain by direct drive, and you'd lose your pulley ratio.

03-15-2017, 10:49 PM	#30 (permalink)
Stubby79 Master EcoModder Join Date: Sep 2012 Location: Victoria, BC Posts: 1,747 Firefly EV - '98 Pontiac Firefly EV 90 day: 107.65 mpg (US) Little Boy Blue - '05 Toyota Echo 90 day: 33.35 mpg (US) BlueZ - '19 Nissan 370Z Sport 90 day: 17.19 mpg (US) Thanks: 75 Thanked 577 Times in 426 Posts	As long as it isn't slipping, a modern, multi-ribbed serpentine belt is supposed to be about 98% efficient. There's not a lot to be gain by direct drive, and you'd lose your pulley ratio.