BumpsCummins
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- Joined
- Aug 19, 2008
- Messages
- 317
What exactly does the grid heater do and is it necessary?
What exactly does the grid heater do and is it necessary?
What exactly does the grid heater do and is it necessary?
It keeps the block and head warm so it is an easier start in cold mornings and runs smoother. It aids in warmup after the truck starts. It's main purpose is to heat the charge air entering the engine for better warm up.
Anybody ever just ported a stock one and removed the fins inside it?