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Home >> Audi >> 1999 >> A8 Quattro Sedan (4D2) V8-4.2L (ABZ) >> Repair and Diagnosis >> Engine, Cooling and Exhaust >> Engine >> Tune-up and Engine Performance Checks >> Compression Check >> Specifications

Compression Check: Specifications

Compression Pressure Specifications
New 10-15 bar (145-220 psi)
Wear Limit 7.5 bar (110 psi)
Permissible Difference Between Cylinders 3 bar (44 psi)

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