PFA Servo One Way Vacuum Non-return Vacuum valve By J.M.B For 6 And 8 Cylinder Classics

JMB/PFA Servo Vacuum Non-Return Valve for Aston Martin 6 & 8 Cylinder

Ensure your brake servo operates reliably with this high-quality JMB/PFA reproduction servo one-way vacuum non-return valve. As a result, this essential safety component is suitable for a wide range of classic Aston Martin 6 and 8 cylinder models.

Broad Model Compatibility:

Specifically, this non-return vacuum valve is compatible with all the big six-cylinder engines using triple SU carburettors (consequently, the DB4-type valve is not used). Furthermore, it is the correct unit for Aston Martin V8 models, including both carburettor and Bosch mechanical fuel-injected (MFI) DBS variants.

Premium, Serviceable Construction:

Reproduced by JMB for PFA, this unit features premium construction using durable aluminium and stainless steel. Crucially, this design allows the unit to be disassembled and serviced if required, therefore ensuring a long service life for your classic Aston Martin braking system.

This reproduction replaces the original Aston Martin part numbers 48-33-258 (valve) and 22-33-202 (washer).

You can find the original part locations in your Aston Martin parts catalogues:

• DB5: No image present but mentioned in the parts index (Page 5-5)
• DB6: Item number 34, Page 5-5
• DBS: DF892, Item number 39 (washer) 40 (valve), Page 5-5
• DBS V8: DF8114/4/71/DBS V8, Item number 35 (valve) 36 (washer), Page 5-4
• AM V8: AM11521/1L, Item number 42 (washer) 40 (valve), Page 5.1A.2