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Triumph 2.5-litre PI Mk II

Bodywork

type 4/5S SAL
doors 4

Engine information

Bore × stroke 74.70 mm × 95.00 mm 2.94 in × 3.74 in
Cylinders S-6
Displace 2.5 litre 2498 cc (152.437 cu in)
Engine type OHV
Valves 2 valves per cylinder | 12 valves in total
Engine construction
Sump
Compression ratio 9.50:1
Fuel system Lucas fuel inj.
Maximum power
0-50 mph 7.50 s
0-60 mph
0-100 mph
0-100 km/h
80 - 120 km/h
402 m (Quarter mile) 17.50 s
Standing km
Top speed 177 km/h (110 mph)
Fuel consumption
CO2 emissions
Power to weight ratio 107.76 bhp/ton
Specific output
Maximum torque
bmep 996.1 kPa (144.5 psi)
Specific torque 79.26 Nm/litre
Maximum rpm
Code
Main bearings 4
Coolant Water
Bore / stroke ratio 0.79
Unitary capacity 416.33 cc/cylinder
Aspiration Normal
Compressor type N/A
Intercooler None
Catalytic converter N

Dimensions and weight

wheelbase 2692 mm
wheelbase 106 in
Length (milimeters) 4629 mm
Length (inches) 182.2 in
Width (milimeters) 1651 mm
Width (inches) 65 in
Height (milimeters) 1422 mm
Height (inches) 56 in
L:W ratio 1.72
Ground clearance (milimeters) 150 mm
Ground clearance (inches) 5.9 in
Kerb weight (kilograms) 1225 kg
Kerb weight (pounds) 2701 lb
Weight distribuiton 54.60 %
Fuel capacity (litres) 64 litres
Fuel capacity (UK Ga) 14.1 UK Ga
Fuel capacity (US Gal) 16.9 US Gal

Aerodynamics

Drag coefficient
Frontal area
Cx

Chassis

Engine location Front
Engine alignment Longitudinal
Drive RWD
Steering rack & pinion
Turns lock-to-lock 4.000
Turning circle 10.40 m
Tyres
Wheels
Brakes F/R Di/Dr-S
Brake ∅
Braked area
Transmission 4M
Top gear ratio 1.00
Final drive ratio 3.45

General information

RAC rating 20.8
Number made
Model code
Model family
Insurance classification No information available
Tax band No information available

Manual Download

Download 1972 Triumph 2.5-litre PI Mk II PDF Manual
Designer unknown
Year 1972

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