6.4L HEMI V8
6.4L HEMI engine repair, rebuild or replacement
How we decide between repairing, rebuilding or replacing a 6.4L HEMI with major internal damage.
Why this matters on the 6.4L HEMI V8
Cam damage or heavy-duty work wear can require major repair. We inspect and test first, then lay out the repair, rebuild and replacement options with the trade-offs for your vehicle.
Symptoms owners notice
- Knocking or loud internal noise
- Low compression on one or more cylinders
- Metal in the oil
- Major coolant or oil contamination
What we check
- Compression and leak-down testing
- Oil pressure test with a mechanical gauge
- Oil and filter inspection for debris
- Teardown inspection when required
Repair work involved
- Targeted repair when damage is limited
- Rebuild when the block and crank are serviceable
- Replacement engine when that is the better long-term choice