Westinghouse 518923 - High Altitude Kit HAK Jet A (2000ft to 3000ft) Jet B (3000ft to 5000ft) Jet C (5000ft to 6000ft) Jet D (6000ft to 7000ft) Main measuring hole sealing ring
Jet A (2000ft to 3000ft)
Jet B (3000ft to 5000ft)
Jet C (5000ft to 6000ft)
Jet D (6000ft to 7000ft)
Main measuring hole sealing ring