Quote:
Originally Posted by QWKSNKE
A9L's do not drop timing in between shifts. Only sn95 cars and 'supposedly' X3Z's (93 cobra) do.
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That's correct,my mistake! There is a timing/fuel curve difference though,I found the comparison chart I was looking for...
A 3-way Comparison of Ford EEC-IV Computers: A9L, A9P, X3Z
WOT Spark Advance vs. RPM – FN131
A9L
RPM_____0____0____1,000___1,800___2,150___2,600___ 3,500___5,000___16,384
Degrees___8____8_____8______18.5____21.5____22.5__ ___22______25_____25
A9P
RPM______0____0____0______1,600___2,250____2,600__ _3,500___5,000___16,384
Degrees___18____18____18_____18______22______23___ ___22______26______26
X3Z
RPM_____0____0____1,000___1,800___2,150___2,600___ 3,500___5,000___16,384
Degrees___8____8_____8______18.5____21.5____22.5__ ___22______25_____25
WOT Spark Advance vs. ECT – FN134
A9L
ECT_____-256____86____120___200___236___246___254
Degrees____3_____3______0_____0____-2_____-4____-4
A9P
ECT_____-256____86____120___200___236___246___254
Degrees____3_____3______0_____0____-2_____-4____-4
X3Z
ECT_____-256____86____120___210___236___244___254
Degrees____3_____3______2_____0____-2_____-4____-4
WOT Spark Advance vs. ACT – FN135
A9L
ACT_____-256____-256____-256___-256___150___240___254
Degrees____0______0_______0______0_____0_____-6____-6
A9P
ACT_____-256____-256____-256___-256___150___240___254
Degrees____0______0_______0______0_____0_____-6____-6
X3Z
ACT_____-256____-256____-256___-256___160___240___254
Degrees____0______0_______0______0_____0_____-6____-6
WOT Spark Advance vs. BP – FN133
A9L
BP_______0____23.5____26.5___27.75___31.875
Degrees__12_____4_______4______0______0
A9P
BP_______0____23.5____26.5___27.75___31.875
Degrees__12_____4_______4______0______0
X3Z
BP_______0____23.5____26.5___27.75___31.875
Degrees__12_____6_______5______0______0
Pretty good info.