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Home >> Jeep >> 1974 >> Cherokee Base, 5.9L Eng VIN N, AWD >> Repair and Diagnosis >> Engine Performance >> Specifications >> Tune-Up - V8 >> Ignition Timing

Ignition Timing

With engine at normal operating temperature, running at 500 RPM and vacuum line disconnected and plugged, set timing to specifications.

Application Timing
All (Standard) 5°BTDC
401" (Heavy Duty) 2.5°BTDC