Ignition Timing

WARNING: This page is about a different car, the 1991 Porsche 911 and 1990 Porsche 911. However, it is still accessible from the selected car via links, so may be relevant.

Ignition timing is controlled by DME engine management system and is not adjustable. Value given in the IGNITION TIMING is for verification purpose only.

IGNITION TIMING

Application	Degrees @ RPM
911 Carrera 2/4	TDC +/- 3 @ 840-920

Fig 1: Identifying Ignition Timing Mark Location

Courtesy of PORSCHE OF NORTH AMERICA, INC.