Porsche SPEEDiagnostix Double Used Oil Testing Kit Standard Turnaround [for US only] 10003 644-542-933-02 or leaking original hoses during

or leaking original hoses during cooling system maintenance or repairs

912 (1965-1968)

5mm) for 930 (1976-1989) and 911 Turbo (1990-1992) models

Adjusting screws at 4 and 8 o'clock

Porsche SPEEDiagnostix Double Used Oil Testing Kit Standard Turnaround [for US only] 10003 644-542-933-02 or leaking original hoses duringPorsche SPEEDiagnostix UOA kits are all inclusive standard or expedited outbound and inbound shipping is included as well as all laboratory processing and reporting. Standard drain sample kit provides results in 5 to 6 business days. The Double Kit includes two bottles with one pre paid shipping label so you can send two samples in at one time, such as a virgin sample of your new engine oil so you have a future reference for how this oil is performing