Trade: Set NOS 911S SWB outlet valves for NOS inlet valves

Hello,
I'm offering

• a set of 6 NOS 911S SWB outlet valves Porsche 90110540800 (ATE 3059) or
• a set of 6 1969 outlet valves Porsche 90110541500 (ATE 3061)

for a set of 6 NOS inlet valves Porsche 90110540700 (ATE 3058).
Thank you in advance.
Best regards
Claudius

Hello,
I'm still looking for a set of NOS inlet valves Porsche 90110540700 (ATE 3058).
Claudius