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Section: Adjustments

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Ignition Timing Isuzu Impulse I

Adjustments 1 illustration

Ensure engine is at normal operating temperature. Connect timing light to either No. 1 or No. 4 cylinder. Loosen distributor clamping bolts and turn distributor in either direction until timing is within specifications. (Scheme 2)and IGNITION TIMING SPECIFICATIONS table.

Scheme 2

Scheme 2: IGNITION TIMING

Scheme 2: IGNITION TIMING

Application	Specification (Degrees BTDC @ RPM)
All Models	12 @ 900

IGNITION TIMING SPECIFICATIONS