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Porsche
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1987
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928 S4 V8-4957cc 5.0L
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Repair and Diagnosis
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Powertrain Management
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Fuel Delivery and Air Induction
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Variable Induction System
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Variable Induction Control Valve
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Locations
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Vacuum Switching Valve
Vacuum Switching Valve
Fuel Injection System Components.:
RH Front Of Engine
Applicable to: 928S
