Usa

At engine speed of 4000 rpm ignition advance must be 26° t 4° before TDC. (Vacuum advance hose disconnected)

California

At engine speed of 4000 rpm ignition advance must be 31° t 4° before TDC. (Vacuum advance hose disconnected, but retard hose can remain connected as long as the test is made without engine load.)

If specified values are not reached, remove distributor and check in a test bench.

CENTRIFUGAL ADVANCE CURVE - TURBO ENGINE 19 78 - U S A / C A LI F O RNIA BTDC

CENTRIFUGAL ADVANCE CURVE - TURBO ENGINE 19 78 - U S A / C A LI F O RNIA BTDC

Ignition Timing Advance Curve 4cil Turbo
Distributor Shaft Speed (rpm) -" " ' ^

Printed in Germany - II, 1978

Checking Ignition Timing

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