Engine Compression

1994 Hyundai Scoupe Base, AutomaticSECTION Engine Compression
COMPRESSION SPECIFICATIONS

Application Specification
Compression Ratio
Non-Turbo 10.0:1
Turbo 7.5:1
Compression Pressure
Non-Turbo 192 psi (13.5 kg/cm2 )
Turbo 149 psi (10.5 kg/cm2 )
Maximum Variation Between Cylinders 14 psi (1.0 kg/cm2 )
RENDER: 1.0x

NO RELATED

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When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

  • β€’ You smell fuel, burning insulation, or see smoke.
  • β€’ Brakes feel soft, pull hard to one side, or make grinding noises.
  • β€’ The engine overheats, stalls repeatedly, or misfires under load.
  • β€’ You are missing required tools, torque specs, or safe lifting equipment.
  • β€’ You are not confident in the next step or safety outcome.