All JDM engines sold by us come with a 90-Day Limited Warranty covering manufacturer defects and internal mechanical failures discovered during normal operation.
What's Covered:
- Internal engine components (pistons, crankshaft, camshaft, bearings)
- Oil pump and water pump (if supplied with the engine)
- Block and head integrity
What's Not Covered:
- Damage due to improper installation
- Overheating caused by external cooling system failure
- Normal wear items (gaskets, seals, belts)
- Labor costs for removal or reinstallation
To make a warranty claim, contact our support team with your order number and a description of the issue. We may request photos or a compression test report.