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72 delta 88 455 eng. Timing

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Old 07-25-2010, 03:35 PM
Robbdeeze's Avatar
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Default 72 delta 88 455 eng. Timing

what is the best timing for a stock 72 delta 88 with 455 eng timing.
 
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Old 07-26-2010, 01:40 AM
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If you have a stock points distributor set the initial to 8°-10° @ 1100 RPM with the vacuum advance disconnected and plugged at the source.

If you have swapped in a stock HEI fro a 74-79 then set the initial to 20° @ 1100 RPM with the vacuum advance disconnected and plugged at the source.
 
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