Re: GM 4L60E Transmission Adapted for 1955 Packard 400

Posted by PackardV8 On 2011/9/14 20:08:35

As for the torque rating comparison the the 60 only has to be better than the T'Ultra for a comparison. COmparison to any other trans then becomes meaningless unless the car is expected to for racing or pulling air streams thru the rockies.