Day: 21

Mailbag: Upgrading a Fuel System to Match Performance Modifications

  Q: I just finished rebuilding the 5.0L engine for my 1989 Mustang. I made the following modifications: World Products Windsor Jr. cylinder heads with 58cc combustion chambers Ford Racing X-303 camshaft Trick Flow Street Burner intake manifold 70mm throttle body and EGR plate 73mm Mass Air meter BBK cold air induction BBK adjustable fuel pressure regulator

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