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Thread: S52 Valve (intake and exhaust) sizes?

  1. #1
    Join Date
    Apr 2003
    Location
    Back in Hunt Valley, MD
    Posts
    2,745
    My Cars
    96 ACS S3 CLS, 02 540iA

    S52 Valve (intake and exhaust) sizes?

    Anyone know the sizes of both the intake and exhaust valves in the S52 US 3.2L M3 engine? Just curious....
    Alvin Caragay
    Mpire Automotive (https://www.facebook.com/MpireAutomotive/)
    '96 AC Schnitzer S3 Sport CLS Replica (https://www.facebook.com/ACSS3SportCLSR)
    '02 E39 540iAT

  2. #2
    Join Date
    Nov 2001
    Location
    Overland Park, KS
    Posts
    1,435
    My Cars
    E30, E36/5, F350
    Intake - 30.0mm
    Exhaust - 27.0mm

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