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Home >> Porsche >> 1994 >> 911 Speedster, Automatic >> Repair and Diagnosis >> Engine Performance >> Engine Controls - Adjustments >> Engine Mechanical >> Ignition Timing

Ignition Timing

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Ignition timing is controlled by Digital Motor Electronics (DME) engine management system and is not adjustable. Specifications given in the IGNITION TIMING  are for verification purposes only. See Fig 1 .

IGNITION TIMING

Application Degrees @ RPM
Automatic Transmission TDC +/- 3 @ 710-790
Manual Transmission TDC +/- 3 @ 760-840
Fig 1: Identifying Cylinder No. 1 TDC Marks
G93D79064Courtesy of PORSCHE OF NORTH AMERICA, INC.