Quote:
Originally Posted by mrg666
Engine crank is mechanically connected to many parts with rotating mass; flywheel, driveshaft, differential, wheels, tires, rotors, and who know what I forgot to move a car that weighs 2800 lbs. Rotating a pulley of few pounds lighter weight that actually rotates other pumps, alternators, compressors will not make any measurable difference. That is why there is no data.
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Every little bit adds up and the pulleys,flywheel, battery and driveshaft is a huge weight savings and relatively cheap. Around 50lbs