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Home >> Land Rover >> 1994 >> Discovery Automatic >> Repair and Diagnosis >> Engine Performance >> Engine Controls - Service & Adjustment Specifications >> Mechanical Checks >> Engine Compression

Engine Compression

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

ENGINE COMPRESSION SPECIFICATIONS

Application (1) (2) Specification
8.13:1 Compression Engine 150-160 psi (10.5-11.2 kg/cm2 )
9.35:1 Compression Engine 170-180 psi (12.0-12.7 kg/cm2 )
(1) See ENGINE IDENTIFICATION CODE  under INTRODUCTION.
(2) Maximum variation between cylinders is 10 percent.
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