Quote:
Originally Posted by Presto
Why is everyone choosing the zspeed hd csc over the z1 motorsports csc which sits outside the transmission and is easier to service?
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Because the Z1 part has been available for less than a month and the zspeed has been available for years. Not a lot of people have used the Z1 part, while there's tons of good reviews on the zspeed part. The Z1 setup looks better, but nobody's got a lot of miles on one yet.