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CHECK CAM TIMING
- #1.
-
Turn engine to align camshaft timing mark with pointer on belt cover backing plate.
-
Check that flywheel timing mark aligns with 0 degree mark on bell housing. If not, adjust cam
timing (install new timing belt). Engine is now set to fire on No. 4 cylinder.
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DISTRIBUTOR AND ROTOR POSITION
- #2
-
If distributor is removed, mark distributor and rotor positions. Check point condition. Renew
if required.
-
Check rotor resistance (5K + or minus 10%).
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SETTING POINT GAP

- #3
-
Adjust new point set for .015 to .017 inch gap.
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SETTING TIMING

- #4
- If removed, install distributor. Be sure of position.
- Set rubbing block for points as shown.
- Slowly turn distributor counter-clockwise
until points just break open. (Use test light.)
- Finger tighten distributor holddown nut.
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SETTING DWELL ANGLE
- #5
-
For normal altitude version cars, block vacuum line to
vacuum retard. For high altitude
version cars, connect vacuum line to vacuum retard.
-
Connect tach/dwell meter.
-
Crank engine. Check for 52 degrees to 58 degrees dwell.
If required, adjust point gap and timing.
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SETTING TIMING & ADVANCE
- #6
-
Install rotor and distributor cap. Check that spark plug
wires are connected correctly.
-
With engine at operating temperature, check for 10 degrees
BTDC timing at 800 to 850 RPM. Adjust if required.
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CHECKING IGNITION RETARD
- #7
-
Connect vacuum line to vacuum retard.
-
Check for ) degrees + or minus 1 degree(TDC) timing.
If vacuum retard timing is correct, fully
tighten distributor holddown nut. Adjust carburetor settings.
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ADJUSTING RETARD
- #8
-
If vacuum retard timing is not correct, stop engine and remove distributor cap and rotor.
-
Press retard follower cap toward spring, then turn eccentric star wheel clockwise to decrease
retard, or counterclockwise to increase retard.
-
Install rotor and distributor cap, then recheck timing.
-
Fully tighten distributor holddown nut. Adjust carburetor settings.
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