The Saloon version of the Firenza model has a 2279 cc (139.0 ci) 8 valve Straight 4 Naturally Aspirated Petrol engine.
This particular Vauxhall-Opel Firenza Droop Snoot 2.3 Litre has a 5 speed / Manual gearbox with the power being delivered through it's RWD system.
The Firenza's 2279 cc (139.0 ci) engine reaches its peak power of 131 bhp (97 kW) @ 5500 rpm.
The Vauxhall-Opel Firenza produces torque measuring 144 lb-ft (195.2 Nm) @ 3500 rpm.
The Firenza weighs around 1040 kg (2292 lb). Power to weight can be calculated at 125.9 bhp per metric ton or alternatively as 138.4 lb-ft of torque per ton.
The Vauxhall-Opel Firenza Droop Snoot 2.3 Litre - [1973] has a top speed of 114 mph (183.4 kph)
This Firenza accelerates 0-60mph (96.6 kph) in 9.40 seconds or 0-100kph in 9.7s and can achieve an estimated 1/4 mile drag time in 14.84 seconds with a trap speed of 83.3 mph.
1973 Firenza: Full Review and Comparisons.
Ford Mustang GT 4.6 V8 Convertible
Engine: Naturally Aspirated Petrol | 4601cc 16v V8
Top Speed: 135 mph
0-60mph: 6.30 seconds
Lexus IS 350
Engine: Naturally Aspirated Petrol | 3456cc 24v V6
Top Speed: 228.5 kph
0-100kph: 6.0 seconds