350/360/330 SBC with E-brock heads - CRICKETS

[Bobby Lundholm]

Originally Posted by Daran Summerton

172 is for SS. Stock is same as factory.

Dart is the same way. I ordered a set and they were 180cc. I called Dart and talked to their quality control and was told that the tooling has been worn making the runners larger than advertised. I do know if you find an original older set they do match up to NHRA's specs.