Year: 1973

US-bound F series 911Ts were the first 911s to be fitted with Bosch K-Jetronic fuel injection. Also called CIS injection, this was fundamentally mechanical but, some electronic sensors and overrides. It gave precise injections of fuel as required, thus keeping emissions down and improving economy.

Total 911 Rating:

Capacity: 2341cc
Compression ratio: 8.0:1
Maximum power: 165bhp at 6200rpm
Maximum torque: 206Nm at 4500rpm
Brakes: Front: 282mm discs; rear: 290mm discs
Wheels & Tyres: Front: 15x6J, 185VR. Rear: 15x6J, 185VR
Length: 4163mm
Width: 1610mm
Weight: 1050kg
0-60mph: n/a
Top speed: n/a

Year: 1993

Identified by a lightweight Turbo bodyshell, large rear spoiler and 18-inch Speedline wheels. Power came from a new 3.8-litre unit with hot-film air sensor and twin exhaust. Suspension was RS-derived, while brakes were a mix of RS and Turbo 3.6 items.

Total 911 Rating:

Capacity: 3746cc
Compression ratio: 11.6:1
Maximum power: 300bhp at 6500rpm
Maximum torque: 359Nm at 5250rpm
Brakes: Front: 322mm discs; rear: 299mm discs.
Wheels & Tyres: Front: 18x9J, 235/40ZR. Rear: 18x11J, 285/35ZR
Length: 4250mm
Width: 1775mm
Weight: 1210kg
0-60mph: 4.9 sec
Top speed: 169mph