Warranty & Sales Policy
Clear, transparent warranty terms, duration tables, and claims procedures at Japanese Motor Spares Ltd.
1. Warranty Coverage Schedule
All engines and transmissions sold by Japanese Motor Spares Ltd are covered by our standard limited warranty from the date of delivery.
| Product Category | Warranty Period | Coverage Scope |
|---|---|---|
| Standard Replacement Engines (Non-Turbo) | 90 Days | Head & Block (Internal mechanical components) |
| Performance & Turbocharged Engines | 30 Days | Head & Block (Internal mechanical components) |
| Manual & Automatic Transmissions | 30 Days | Internal gears, bearings, and shafts |
| Accessories & External Electronics | Startup Guarantee | Sensors, alternators, starters (tested working on arrival) |
2. Terms of Coverage
The warranty covers the internal moving parts of the engine block and cylinder head (crankshaft, pistons, camshafts, connecting rods). External components, accessories, gaskets, sensors, and belts are provided as complimentary items and are not covered under long-term warranty.
3. Installation Requirements
To maintain warranty validity, engines must be installed by a certified mechanic or reputable automotive workshop. Prior to initial startup, the following maintenance items must be renewed:
- New timing belt / chain inspection and water pump installation
- New engine oil, oil filter, and fresh coolant
- New thermostat and spark plugs
- Cooling system flush to prevent overheating
4. Warranty Claims Process
In the unlikely event of a mechanical defect, please contact info@japanesemotorspare.co.uk with your invoice number, diagnostic report, and photos/videos before disassembling the unit.