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Home >> Mazda >> 1987 >> RX-7 Base, Automatic >> Repair and Diagnosis >> Engine Performance >> Adjustment >> Tune-Up - Rotary >> Adjustments >> Ignition Timing

Ignition Timing

  1. Warm engine to normal operating temperature. Turn off all unnecessary electrical loads. Connect a tachometer and check idle speed. Connect a timing light to high-tension lead of front leading side.
  2. Check that mark on pulley is aligned with indicator pin. Connect timing light to high-tension lead of front trailing-side, and check timing. If necessary, turn crank angle sensor to adjust. The Yellow mark is 5 degrees ATDC and the Red mark is 20 degrees ATDC.
IGNITION TIMING SPECIFICATIONS

Application Specification (Degrees ATDC @ RPM)
Leading 5 @ 750
Trailing 20 @ 750
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