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Home >> International >> 1968 >> 908C 4.3L Eng, Not Available Trans >> Repair and Diagnosis >> Engine Performance >> Ignition System >> Tune-Up - V8 >> Ignition Timing

Ignition Timing

Check or adjust timing with engine at normal operating temperature, distributor vacuum advance line disconnected and plugged, transmission in Neutral and speed set at 300 RPM or as slow as possible. Connect timing light to number "8" cylinder.

Application Timing
All (Exc. LPG & 266" W/O Emission Control) TDC
LPG 304" (1) 8° BTDC
LPG 345" (1) 10° BTDC
266" W/O Emission Control 4° BTDC
(1) It may be necessary to alter this setting depending on the blend of LPG used.