V8 Quattro V8-3562cc 3.6L DOHC (PT) (1990)
A/C Coupler O-ring: Specifications
O-Ring Specifications
NOTE:
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Do not re-use O-ring gaskets.
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Lubricate O-ring gaskets with A/C refrigerant oil before installing.
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Keep work area and O-ring seals clean.
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During installation, ensure proper seat in groove.