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Home >> Jaguar >> 1998 >> XJR >> Repair and Diagnosis >> Engine Performance >> Specifications >> Engine Controls - Service & Adjustment Specifications >> Mechanical Checks >> Engine Compression
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Engine Compression

Check engine compression with engine at normal operating temperature at specified cranking speed, all spark plugs removed and throttle wide open.

CAUTION: Release fuel system pressure before checking engine compression.
COMPRESSION SPECIFICATIONS

Application Specification
Compression Pressure (1)
Maximum Variation Between Cylinders 25%
(1) Information is not available from manufacturer.