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TR4

Written by Adrian Diehm

The TR4 with a dramatically new shape styled by Michelotti, was released in 1961. Its engine is slightly larger than the tr3 at 2138cc, but was still rated at 100bhp at 4700rpm. In 1965, the TR4A was introduced with its main feature being independent rear suspension and engine output of 104bhp. 

TR 4  (40253 units built from 1961 to 1965)

Engine

OHV, 4 Cylinder

Capacity

2138 cc

Compression

9.0:1

Power

100 HP @ 4600 RPM (75 kW)

Torque

127 lb-ft @ 3350 RPM

Aspiration

Twin SU

Gearbox

4 speed manual with overdive on 2nd,3rd and 4th.

Diff Ratio

Manual 3.70:1

Suspension

Front: Coil Spring / Wishbone / Rack & Pinion Steering 

Rear : Live Rear Axle / Leaf spring / Lever shock absorber

Brakes

Front: 11 inch Disc

Rear: 9 x 1 3/4 inch Drum

Performance

 0-60            10.9 seconds

400 meters  17.8 seconds

Max Speed    100 MPH (177 KPH)

tr4a-01