158570 (cn 285A-5579) Showing off its Allison turboprop engines, this P-3C serves with VP-30 at NAS Jacksonville, FL. Coded LL-570, and photographed at the Pittsburgh Air Show, 9/11/10. These aircraft will one day be replaced by the P-8A Poseidon, a next generation 737 that incorporates the 737-800 fuselage and the wings of the 737-900.