- Joined
- Aug 29, 2010
- Posts
- 47,128
- Reaction score
- 9,299
- Location
- OKC, OK
- First Name
- HotRod
- Truck Year
- 85 K20 LWB
- Truck Model
- Silverado
- Engine Size
- 454 - Turbo 400 - 3.73
You don't need a full thread bolt. As long as the last 1/3 or so of the bolt is threaded, your good. The shoulder on the bolt that isn't threaded makes the bolt stronger.