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Forum: General Q & A

10-21-2013, 01:22 PM

Replies: 38

Need a Spark Advance Table Chart from 502 EFI

Views: 10,779

Posted By Whipple Charged

Carb vs EFI should run same spark curve. But with...

Carb vs EFI should run same spark curve. But with a 8.75:1 compression motor, with cast iron heads, small cam and Euro 98 octane, 32deg is max power.

What is your stock cal checksum? Its the...

Forum: General Q & A

10-18-2013, 04:55 PM

Replies: 38

Need a Spark Advance Table Chart from 502 EFI

Views: 10,779

Posted By Whipple Charged

You keep adding 8deg to your total timing which...

You keep adding 8deg to your total timing which is wrong.

Don't add 8 to 29.53, its already included in there.

Base timing is a reference point. The computer already assumes it has 8deg base...

Forum: General Q & A

10-11-2013, 12:52 PM

Replies: 38

Need a Spark Advance Table Chart from 502 EFI

Views: 10,779

Posted By Whipple Charged

Looking at a stock table will not help you since...

Looking at a stock table will not help you since your table is already modified. A stock 502 had 26deg total advance at 4800, you have 29.

Forum: General Q & A

10-11-2013, 12:51 PM

Replies: 38

Need a Spark Advance Table Chart from 502 EFI

Views: 10,779

Posted By Whipple Charged

I think I know why you are having a problem....

I think I know why you are having a problem. Again, you DO NOT ADD your base timing to your spark advance reading from Diacom.

When you have the motor in base timing mode, 1500RPM, your timing...

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