Anyone know base timing factry spec on 86 CA LG4?
Joined: Mar 2000
Posts: 43,187
Likes: 42
From: Littleton, CO USA
Car: 82 Berlinetta/57 Bel Air
Engine: L92/LQ4 (both w/4" stroke)
Transmission: 4L80E/4L80E
Axle/Gears: 12B-3.73/9"-3.89
It says "0 degrees".
Try 6 degrees advanced, as suggested. If you get pinging, you've got clogged EGR passages or a non-functional EGR valve.
The extra advance makes an amazing difference.
Try 6 degrees advanced, as suggested. If you get pinging, you've got clogged EGR passages or a non-functional EGR valve.
The extra advance makes an amazing difference.
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