# Help~Engine Ticking BAD **URL:** https://forums.speedlife.net/t/help-engine-ticking-bad/245142 **Category:** Shift518 Automotive **Created:** [July 1, 2009, 6:27am UTC](https://forums.speedlife.net/t/help-engine-ticking-bad/245142 "2009-07-01T06:27:44Z") **Posts on this page:** 1 **Showing post:** 161
### Author: ![Shady](https://avatars.discourse-cdn.com/v4/letter/s/6de8d8/32.png) [@Shady](https://forums.speedlife.net/u/Shady) #### Post date: [July 2, 2009, 1:47pm UTC](https://forums.speedlife.net/t/help-engine-ticking-bad/245142/161 "2009-07-02T13:47:12Z")
> [@Anyone have a ps3 ordered and not going to sell it?](https://forums.speedlife.net/t/anyone-have-a-ps3-ordered-and-not-going-to-sell-it/20073/31): > > my car requires 93 only, it sucks, but its better for the car and even if it didnt require it I would still put it in. Putting 93 in a lower compression motor or a motor that does not require 93 to run can result in excessive buildup and loss in gas mileage see my build thread and black heads for example, my dad used to love 93 in the Z even thou 93 was way to much for a stock N/A it never burned right and caused buildup and contaminents in the oil causing my heads to turn black --- _[View the full topic](https://forums.speedlife.net/t/help-engine-ticking-bad/245142)._