No similarities, I got copies of Tlowe's dyno test because I contributed some money towards the test, now I didn't get any dyno results from Edelbrock , Offenhauser or Clifford because I neither paid or help pay for their tests, but I happen to believe what they say because they have no possible reason mislead me. Trust issues. \:\)

'45 Ford PU
66 Valiant wagon, leaning tower of power.
79 Chevy C10 w/250
02 PT Cruiser Convertable