Here you can find Southern Pride smoker burner BTU ratings, main and pilot orifice sizes, and gas supply/manifold pressures.
Gas Pressure Ratings
These pressures apply to all Southern Pride gas smokers.
Supply Pressure
NAT: 4.5″ – 10.0″ W.C.
LP: 11.0″-13.0″ W.C.
Manifold Pressure
NAT: 3.5″ W.C.
LP: 10.0″ W.C.
Gas Valve Springs
NAT: Silver Colored Spring
LP: Rust/Primer Colored Spring