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What diaper for 7,50 /slower ? NHRA approved or 7.2 SFI ? Also for open cockpit N/A motor what fire suit does NHRA require ? A 5 or 15 ? Thanks



All sportsman classes just need a diaper, doesn't need to be SFI. -5 suit is legal to 7.50 in most cases.

-Dustin
67 Dart, 9 second, 392" G3 Hemi
68 Barracuda 340 F/SA