Dyno'd the Magnum.
Shot of port comparison between Crosswind and Air Gap:
Of course, Air gap is farther away so its hard to tell, but its runners are actually larger. Note the regular shape of the port openings on the air gap vs. the Chinese where one port is actually 1/8" higher than the other. Umm. WTF.
Shot of port comparison between Crosswind and Air Gap:
Of course, Air gap is farther away so its hard to tell, but its runners are actually larger. Note the regular shape of the port openings on the air gap vs. the Chinese where one port is actually 1/8" higher than the other. Umm. WTF.