Holley EFI Fuel Rails 534-219
Designed to fit single plane Holley EFI 300-137 intake manifold. Fuel rails are machined for -8 AN O-ring fittings.
These machined aluminum EFI fuel rails are capable of handling 1,100+ hp engines. They feature a 1/2 in. diameter inner bore to decrease fuel pressure drop and help cancel out back pulses.