EA81T Subaru Engine Specs

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EA81T Subaru Engine Overview

Besides launching standard EA81 engine model, Subaru also produce turbo version of this engine that called with EA81T Subaru Engine. This EA81T engine actually is the same one with EA81 but it was completed with Turbocharged technology that finally can boost up the engine power became 95 bhp (71 kW; 96 PS) at 4,200 rpm. This engine came with displacement value at 1781 cc exactly same with previous engine models, so what is the different between this EA81T Subaru Engine with EA81 engine? Here they are overviews specs

  • Turbocharged features

The main different concept of this EA81T engine is place at the turbocharged system. Actually this EA81T engine is not an official engine designation from Subaru. The “T” is used informally to refer to the turbocharged version. On this engine also completed with Multi port Fuel Injection. And surely there is turbocharger inside this engine, turbocharger is self is a forced induction device used to allow more power to be produced for an engine of a given size. The key difference between a turbocharger and a conventional supercharger is that the latter is mechanically driven from the engine often from a belt connected to the crankshaft, whereas a turbocharger is driven by the engine’s exhaust gases.

  • Compression ratio

This engine has different compression ratio if compared to the EA81 engine, it has 7.7:1 of ratio

Others different of this engine compared to the previous engine can find on following detail.

  • Supercharging Pressure: 7 psi
  • Valvetrain: OHV Pushrod
  • Horsepower: 95 bhp (71 kW; 96 PS) at 4,200 rpm
  • Torque: 123 lb·ft (167 N·m) at 2,800 rpm

 

EA81T Subaru Engine Specs

Here they are detailed specs of EA81T Subaru Engine

Specs Item Specs
Engine Type EA81T Subaru Engine
Engine Manufacturer Subaru
Engine Variants EA engine
Displacement 1.8 litre

1781 cc

Transmission Type 5 speed manual transmission
Compression Ratio 7.7 :1
Bore and Stroke (in.) 3.35 × 2.36
Valve configuration (pcs) OHV

2 valves per cylinder

8 Total valves

Valve System Overhead Cham push rod
Fuel system Fuel Injection
Recommended Fuel Gasoline
Maximum engine speed 4400 rpm
Horsepower(SAE net@rpm) 95 bhp (71 kW; 96 PS) at 4,200 rpm
Torque (lb. ft. @ rpm) 123 lb·ft (167 N·m) at 2,800 rpm
Engine coolant Water
Aspiration Turbocharger
Engine installation Front longitudinal
Others about EA81T Subaru Engine  Supercharging Pressure: 7 psi

EA81T Subaru Engine Applications

This engine is use for following Subaru Vehicles.

  • 1983-1984 Subaru Leone
  • 1983-1984 Subaru BRAT

EA81T Subaru Engine

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