GM F16D4 1.6L Engine: Specs, Problems, Reliability

GM F16D4 1.6L Engine: Specs, Problems, Reliability. The 1.6-liter Chevrolet engine named as the F16D4 engine is the result of the F16D3 evolution. This new engine was furnished with the variable valve timing system (VVT) and system what changes intake and exhaust channel lengths (variable intake manifold). The trouble with valves was solved. The Exhaust Gas Recirculation system (EGR) was also removed. These are big changes. As a result, we got more reliable and powerful engine.

GM F16D4 1.6L Engine Specs, Problems

Like the previous model, the engine has cast iron cylinder block with steel crankshaft and forged steel conrods, 16 valves and two overhead camshafts (DOHC) aluminum directly top of the engine block, multi-point electronic fuel injection and ignition system, timing belt (not a chain). By the way, this engine is almost a copy of the A16XER produced by Opel.

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GM F16D4 1.6L Engine: Specs, Problems, Reliability

Chevrolet 1.6 l F16D4 Engine Troubles and Reliability

  • If you don’t consider the timing belt condition, in one day an engine disaster will happen – bent valves, crushed pistons, etc.
  • The thermostat is the weakest point of GM engines, and the F16D4 is not an exception.
  • Oil leaks from head cover, like on past model the F16D3.
  • This engine does not have hydraulic tappets anymore. You need to adjust the valve gaps by yourself every 60,000 miles. But somebody thinks that’s a conveniences of the engine.

GM F16D4 1.6L Engine: Specs

Manufacturer GM DAT
Production years 2008-present day
Cylinder block material Cast Iron
Cylinder head material Aluminum
Fuel type Gasoline
Fuel system Multi-point electronic fuel injection
Configuration Inline
Number of cylinders 4
Valves per cylinder 4
Valvetrain layout DOHC
Bore, mm 79.0
Stroke, mm 81.5
Displacement, cc 1598
Type of internal combustion engine Four-stroke, naturally aspirated
Compression Ratio 10.8 (11)
Power, hp 115 (124) /6000
Torque, lb ft 114/3400
Engine weight
Firing order 1-3-4-2
Engine oil weight 5W-30, 5W-40
Engine oil capacity, liter 4.5
Oil change interval, mile 10,000
Applications Chevrolet Aveo, Chevrolet Cruze
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