Hi, cant remember but the sfp1 had several ginas. see here are under variants:
http://en.wikipedia.org/wiki/G91
G.91 - Prototypes and pre-production aircraft.
G.91R/1 - Light attack/reconnaissance aircraft, fitted with modified nose housing three cameras.[23]
G.91R/1A - Revised instrumentation.[23]
G.91R/1B - Strengthened airframe.[23]
G.91R/3 - Single-seat ground-attack, reconnaissance version for the Luftwaffe. Powered by a Rolls-Royce Orpheus turbojet engine. Armed with two 30 mm DEFA cannons.
G.91R/4 - Similar to the G.91R/3, but armed with four 12.7 mm (0.5 in) Colt-Browning machine guns. Powered by a Rolls-Royce Orpheus turbojet engine.
G.91T/1 - Trainer version of G.91R/1 for Italian Air Force.
G.91T/3 - Trainer version for Luftwaffe.
G.91PAN - Aerobatic display aircraft for Frecce Tricolori, converted from pre-production G.91s.