Aeromotive X1 Fuel Regulator 35-75psi w/.313 Seat - Black 1443A21 The knuckle pad and palm

The knuckle pad and palm reinforcements attach to the Nomex(R) back in a way that promotes flexibility

v-stitch box quilting for improved thermal protection

whether it's made of plastic

Silver color

Lighter than the traditional Eliminator pump

Aeromotive X1 Fuel Regulator 35-75psi w/.313 Seat - Black 1443A21 The knuckle pad and palmFrom carbureted to EFI pressures, naturally aspirated or forced induction, the X1 is designed to span the entire range of applications providing dependable fuel pressure regulation. Making the change from a carburetor to EFI or EFI to carburetor? There is no longer a need to purchase a new regulator. Simply utilize one of three conversion kits (sold separately) to match the operating range required of your engine. Replace original X1 Series regulator