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
Intake - 30.0mm
Exhaust - 27.0mm
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