Ignition Timing Emission Control Systems- Spitfire, GT-6 & TR-250

January 28, 1969

Given below are the emission settings for the emission control system and these should be taken at the idle speed of 800-850 rpm. With the use of a stroboscope:

Spitfire MK3 – 2° – ATDC

GT-6 – 4° – ATDC

TR-250 – 4° – ATDC