Valve guides

WARNING: This page does not describe the selected car, but rather 7 other vehicles, including the 2005 Porsche 911, 2004 Porsche 911, 2003 Porsche 911, 2002 Porsche 911, and 2001 Porsche 911. However, it is still accessible from the selected car via links, so may be relevant.

Fig 1: Identifying Valve Guides

Courtesy of PORSCHE OF NORTH AMERICA, INC.

The valve guides were shortened in the area of the inlet and outlet ducts.

further to Item 3