Do "ls7" really exist?? And how much preload do I need?
![](https://i.ytimg.com/vi/4XFVGCYUHco/mqdefault.jpg)
15:53
Demystifying Lifter preload and Pushrod length
![](https://i.ytimg.com/vi/B95jrnQtzaI/mqdefault.jpg)
35:02
Viewer tells us what's wrong with my valve job!
![](https://i.ytimg.com/vi/rM8O1bJ-7Js/mqdefault.jpg)
6:49
SDPC Tech Tips: Performance Lifter Selection
![](https://i.ytimg.com/vi/PjpLuNpPPJE/mqdefault.jpg)
11:42
How much does it really cost to go Roller Cam?
![](https://i.ytimg.com/vi/CMl0EwdZ4U4/mqdefault.jpg)
6:35
I Was Wrong about oil passage with morel lifters.
![](https://i.ytimg.com/vi/ALi7-xnlRV0/mqdefault.jpg)
15:16
LS Lifter Comparison - What You Should Run & When!
![](https://i.ytimg.com/vi/HhV5gH4M4gw/mqdefault.jpg)
18:00
Camshaft regrinding: comp Ls
![](https://i.ytimg.com/vi/1f0NCHcinto/mqdefault.jpg)
19:36