Hart 415T engine

Hart 415T
Hart 415T in a Lola THL1
Overview
Manufacturer Hart
Production19811985
Layout
ConfigurationL4
Displacement1.5 L (1,496 cc)
Cylinder bore88 mm (3.5 in)
Piston stroke61.55 mm (2.4 in)
Valvetrain16-valve, DOHC, four-valves per cylinder
Compression ratio6.7:1
Combustion
TurbochargerKKK (later Holset)
Fuel systemDirect fuel injection
Fuel typeGasoline
Cooling systemWater-cooled
Output
Power output540–750 hp (403–559 kW; 547–760 PS)
Torque output380–480 lb⋅ft (515–651 N⋅m)
Dimensions
Dry weight140 kg (310 lb)

The Hart 415T is a four-stroke, 1.5-litre, turbocharged, inline four-cylinder racing Internal combustion engine, designed, developed and tuned by Brian Hart of Hart Racing Engines, for use in Formula One racing and competition, between 1981 and 1986.