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2008
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R8 Quattro Coupe (423) V8-4.2L (BYH)
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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
Compression Pressure Specifications
New
10.0 to 14.0 bar
Wear limit
9.0 bar
Maximum difference between cylinders
3.0 bar