Performance Review: Triumph TR5 2.5L - [1967]

Figures & Specs Summary:

Triumph TR5 Performance Review.

Introduction:

This edition of the Triumph TR5 2.5L is the 4 speed / Manual version and was first brought out in 1967. This was at around the same time as the introduction of the 1968 Dodge Dart Hemi 7.0 V8 and the 1968 Plymouth Road Runner 426 Hemi V8 1st Gen.This particular Triumph TR5 has a 2498cc Naturally Aspirated Petrol powerplant with 6 cylinders in a St formation.

Alternative Petrol St6's includes the 1965 Aston-Martin DB6 1965

The TR5 shares its Petrol St6 engine configuration with the likes of the 1965 Aston-Martin DB6 1965 and the . If you're looking for other fast cars which share the TR5's Rear Wheel Drive, Cabriolet combination then how about the 1982 Fiat X1/9 1.5 8V or the 1965 Aston-Martin DB6 1965.

Power and Weight:

Weighing in at 1030 kgs (2270 lbs) this makes the Triumph TR5 2.5L in the same weight category as the 2011 Renault Twingo 1.6 133 Renaultsport Cup or the give or take 50kg.

The Triumph TR5 shares the same bhp with the 2022 Mini Cooper Countryman John Cooper Works 1.5 Turbo (134 bhp)

In terms of power the 2498cc 12V St6 engine produces 150 bhp (111 kW) @ 5500 rpm similar to the 2022 Mini Cooper Countryman John Cooper Works 1.5 Turbo (134 bhp) or the 2020 Audi A1 A1 Sportback 35 TFSI S tronic S line (148 bhp).

The Naturally Aspirated St6 throws out 164 lb-ft (222.3 Nm) @ 3500 rpm placing it with cars of similar torque performance figures such as the 2022 Mini Cooper Countryman John Cooper Works 1.5 Turbo (162 lb-ft) or the 2020 Abarth 695 70th Anniversario 1.4 Turbo (184 lb-ft).

Power to Weight:

If one combines the weight with power or torque performance for the Triumph TR5 you can get a better idea of it's real world performance.

The 1989 Mercedes SL Class 500SL R129 (170.4 bhp per ton) has similar Bhp Per Ton stats as the Triumph TR5.

The Triumph TR5 has a Power to weight ratio of 145.6 bhp per ton and 159.2 lb-ft per ton. Bhp Per Ton figures of the 1967 TR5 competing with the 1989 Mercedes SL Class 500SL R129 (170.4 bhp per ton) or the 2003 Volvo S80 T6 3.0 Turbo (170.3 bhp per ton).

Power to Weight(cont.):

If you agree with the late great Carroll Shelby then arguably an even better indicator of potential performance, Torque. Use weight as well and you end up with - Torque per ton, with the Triumph TR5 generating around 159.2 lb-ft per ton. If you're curious as to what other cars have as much torque to weight then look no further than the 1991 Porsche 944 Turbo Cabriolet (184.2 lb-ft per ton) or the 2011 Ford Focus 2.0 ST-3 (184.2 lb-ft per ton).

Acceleration:

With a 0-60mph time of 8.80 secs or a 0-100km/h (0-62mph) of 9.1 secs, this made the Triumph TR5 2.5L as fast as the 2013 Vauxhall-Opel Zafira Tourer CDTi BiTurbo (8.80 secs) the the 2002 Toyota Camry 3.0 V6 (8.80 secs) the or the 2000 Mitsubishi FTO 2.0 GPX (8.80 secs). This Triumph TR5 2.5L is also faster than the 2008 Audi A4 1.8T Avant (8.90 secs) the 2005 Suzuki Swift 1.6 VVT Sport (8.90 secs) the 2000 Vauxhall-Opel Omega 3.2 V6 Automatic (8.90 secs) the and the 1990 Alfa-Romeo 33 1.7 Boxer Cloverleaf (8.90 secs).

Quarter Mile time is a close race between the TR5 and the 1972 Lamborghini Urraco 2.5L V8 P250

When talking about the performance of the Triumph TR5 on the drag strip it can reach a quarter mile in an estimated 15.64 secs @ 87.5 mph. Similar performance down the quarter mile can be found with the the 1972 Lamborghini Urraco 2.5L V8 P250 (15.57 secs), the 1960 Dodge Dart Phoenix 5.9 V8 360 Hardtop (15.57 secs), and the 2002 Renault Megane 2.0 T Renaultsport Trophy 225 (15.58 secs).

Top Speed:

Modern performance cars are often artificially restricted to 155mph. The 1967 version of the Triumph TR5 2.5L has a maximum speed of 120mph.

Top Speed of the 1967 TR5 equals the 2018 Toyota Sequoia TRD Sport 5.7 V8 (131 mph)

If maxing out your car on the AutoBahn is your thing and you're wondering what's faster than the 1967 Triumph TR5 2.5L then how about the 2018 Toyota Sequoia TRD Sport 5.7 V8 (131 mph), the 2011 Abarth 500 Essessee 1.4 Turbo (131 mph), or the 2011 Abarth 500C Essesse 1.4 Turbo (131 mph).

Related Links:

1967 TR5 Rivals List.

A Brief History of Triumph

Car Comparison