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Old 03-06-2012, 06:23 PM
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VintageMusclecar VintageMusclecar is offline
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Default Re: Vacuum Advance and why to use it on the street

For comparison's sake only, draw your own conclusions as you see fit.

Stats listed in distributor degrees and distributor rpm:

1111499 distributor:
0°-2.7° @ 500
3.2°-5.2° @ 625
8.5° @ 1000
16° @ 2500

Vacuum advance can # 1116201
0° @ 6" vacuum
7.5" @ 12" vacuum
=============================

1111295 Distributor:
.5°-3.3° @ 700
6.7°-9.5° @ 930
13.5°-15.5° @ 2500
12.7°-15.5° @ 3000

Vacuum advance--locked out
=============================

1111927 Distributor:
.5°-3.3° @ 700
7.5°-9.5° @ 930
14.5° @ 2500 (max)

Vacuum advance--locked out.

I'm done here.

I'm not looking to win any arguments, I'm simply trying to provide useful info.

Take it for whatever it's worth to you.
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