- Joined
- Aug 29, 2010
- Posts
- 47,210
- Reaction score
- 9,482
- Location
- OKC, OK
- First Name
- HotRod
- Truck Year
- 85 K20 LWB
- Truck Model
- Silverado
- Engine Size
- 454 - Turbo 400 - 3.73
How about an update here 89S??? The stuff still working good? No notice of anything like your heater core clogged up??? Pretty good stuff if its still working. You don't drive very far, but this summer would be a real good test for this.