1968 Porsche 911 TR Technical Specifications Configuration Type 901/22 B6 Location Rear, longitudinally mounted Construction aluminium block and head Displacement 1,991 cc / 121.5 cu in Bore / Stroke 80.0 mm (3.1 in) / 66.0 mm (2.6 in) Compression 10.3:1 Valvetrain 2 valves / cylinder, SOHC Fuel feed 2 Weber...
