FixVault

Ignition Timing

CAUTION: Do not allow tachometer terminal to become grounded. This can damage igniter and/or coil.
  1. Disconnect and plug INBOARD distributor vacuum line only.
  2. Adjust timing by turning distributor.
Fig 1: Firing Order & Distributor Rotation
G46270Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
Fig 2: Ignition Timing Marks
G46452Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
IGNITION TIMING (DEGREES BTDC @ RPM)

Timing: Vac. Plugged Timing: Vac. Connected
5° @ 950 13° @ Idle