This is a good USED air switching valve also known as the diverter valve for the air injection.

1981-1986

CAMARGUE
Rolls-Royce Camargue (SCAYJ42A8BCX01570 - #)
CONTINENTAL
Bentley Continental (SCBZD0001FCH09030 - SCBZD42A2HCX16890)
CORNICHE
Bentley Corniche (SCBYD42A7BCX02499 - SCBYD42AXBCX03548)
Bentley Corniche (SCBZD0009CCH05822 - SCBZD0005ECH08901)
CORNICHE
Rolls-Royce Corniche (SCAYD42A8BCX01558 - SCAYD42A7CCX05036)
Rolls-Royce Corniche (SCAZD42A5CCX05038 - SCAZD0003GCH16955)
Rolls-Royce Corniche II (SCAZD42A5GCX13162 - SCAZD42A7HCX16968)
MULSANNE
Bentley Mulsanne (SCBZS0009BCX01657 - SCBZS0009GCH16928)
Bentley Mulsanne L (SCBZN0008BCH02485 - SCBZN42A7GCX16234)
SILVER SPIRIT
Rolls-Royce Silver Spirit (SCAZS42A2BCX01517 - SCAZS0001GCH16930)
SILVER SPUR
Rolls-Royce Silver Spur (SCAZN42A9BCX01540 - SCAZN42A9HCX16970)