# ?! spark blowout?  my Z is not doing well

**URL:** <https://forums.speedlife.net/t/spark-blowout-my-z-is-not-doing-well/11370>\
**Category:** NYSpeed Automotive\
**Created:** [April 27, 2006, 10:05pm UTC](https://forums.speedlife.net/t/spark-blowout-my-z-is-not-doing-well/11370 "2006-04-27T22:05:22Z")\
**Posts on this page:** 1\
**Showing post:** 21

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**Author:** ![Viper966](https://yyz2.discourse-cdn.com/flex034/user_avatar/forums.speedlife.net/viper966/32/7268_2.png) [@Viper966](https://forums.speedlife.net/u/Viper966)\
**Post date:** [April 28, 2006, 8:19am UTC](https://forums.speedlife.net/t/spark-blowout-my-z-is-not-doing-well/11370/21 "2006-04-28T08:19:40Z")

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on a car that old, the grounds could be poor causing poor spark, the coils could be worn, the ecu could be setting the wrong dwell time to compensate for a lower or higher resistance in the coils/wires/plugs or all of the above

i would test all the components and then add a MSD or HKS

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