Operation CHARM
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Land Rover
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1994
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Discovery I (LJ) V8-3.9L
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Repair and Diagnosis
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Powertrain Management
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Tune-up and Engine Performance Checks
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Compression Check
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Specifications
Compression Check: Specifications
ENGINE COMPRESSION
8.31:1 compression
10.2-10.9 bar (150-160 psi)
9.35:1 compression
11.5-12.2 bar (170-180 psi)