Model Variants (Including Prototypes)
YA-7A - Prototype Model Designation of which 3 produced; fitted with Pratt & Whitney TF30-P-6 non-afterburning turbofans engines capable of 11,350lbs of thrust; 2 x 20mm single-barrel cannons.
A-7A - First Production Model of which 199 produced; based heavily on the YA-7A prototype.
A-7B - Featured the TF30-P-8 turbofan capable of 12,200lbs of thrust; 196 produced.
A-7C - TF309-P-408 turbofan capable of 13,400lbs of thrust; 67 produced.
A-7D "Corsair II" - TF41-A-1 powerplant capable of 14,500lbs of thrust based on Rolls-Royce Spey turbofan but license-built; First designated use of "Corsair II" as aircraft name; 1 x 20mm rotary cannon replacing 2 x 20mm single-barrel cannons; improved avionics, navigation and weapons systems; "Pave Penny" laser tracking system; 459 produced.
A-7E - TF41-A-2 powerplant capable of 15,000lbs of thrust; forward-tracking infra-red senor integrated.
YA-7F - Improved Export Model development designation; Improved avionics package, improved powerplant, airframe refinements and improved electronics.
A-7F - Close-support Upgrade Model (project cancelled).
A-7K - Two-seat trainer for USAF.
TA-7C - Two-seat conversion of A-7A and A-7B models.
TA-7H - Greece-export Model with provisioning for AGM-65 Maverick missiles; anti-ship strike model.
A-7P (or "Plus") - Refurbished A-7A upgraded with A-7E avionics package (exported to Portugal - no longer utilized).