2013 Porsche 911 Carrera S Engine Switchable Valve Lash Adjustment ElementsEHFCVJuly 28, 2013Powertrain 2013 Porsche 911 Carrera S engine cross section Switch tappet with integrated valve clearance compensation 1 Locking pin 2 Outer housing 3 Lost motion spring 7 Inner housing # ICE Previous Post ZF 9HP 9-Speed Automatic Transmission Compact Design Next Post Composite Motorsport Hydraulic Accumulators Leave a ReplyCancel ReplyYou must be logged in to post a comment.