A relative of the agcat but with twin engines attached to the sides
https://en.wikipedia.org/wiki/Grumman_Ag_CatTwin Cat
An aftermarket conversion by Twin Cat Corporation,it relaces the R-1340 with two 360 hp (270 kW) Avco Lycoming TIO-540-J flat-six engines, close mounted to the sides of the forward fuselage. The prototype conversion flew in 1979, with conversion kits on sale from 1980.[9]
General characteristics
Crew: 1
Capacity: 400 US gal (333 imp gal; 1,514 l) in forward hopper
Length: 27 ft 7.25 in (8.4138 m)
Wingspan: 42 ft 4.5 in (12.916 m)
Height: 12 ft 1 in (3.68 m)
Wing area: 392.7 sq ft (36.48 m2)
Empty weight: 3,150 lb (1,429 kg)
Max takeoff weight: 7,020 lb (3,184 kg)
Powerplant: 1 × Pratt & Whitney Canada PT6A-34AG turboprop, 750 shp (560 kW)
Propellers: 3-bladed constant-speed propeller
Performance
Maximum speed: 113 kn (130 mph, 209 km/h)
Stall speed: 56 kn (64 mph, 104 km/h)
Never exceed speed: 136 kn (157 mph, 252 km/h)
Range: 172 nmi (198 mi, 319 km)