Definitely a D4 intake. If you measure the plenum depth it is deeper than the D9. The D9 and E1(D-port) share the same plenum shape. The first two digits of any Ford part # is the year of initial release for that configuration D=70, E=80, .....
The turbo motors only work good if you leave the .370 lift cam in there, and live longer if you take that noisy turbocharger off.
Oval racing helps you unwind because you race counter clockwise.
2007 and 2008 Ohsweken Speedway MiniStock Champion
2007 and 2008 Merrittville Speedway 4 Cylinder Champion
2009 Humberstone Speedway MiniStock All Canadian Champion
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