The bob-weight at the end of the lever, of the Napa unit, much larger. I don't know this has a large bearing on anything and I don't think it will get in the way of anything in the bell housing.
Description: The bob-weight at the end of the lever, of the Napa unit, much larger. I don't know this has a large bearing on anything and I don't think it will get in the way of anything in the bell housing.