4JA1 Engine Data
| Type | 4 - cycle overhead valve |
|---|---|
| Combustion chamber type | Direct injection |
| Cylinder liner type | Dry type, chrome plated, stainless steel |
| Timing system | Belt drive |
| No. of cylinders | 4 |
| Bore x stroke | 93 mm / 3.66 in. x 92 mm / 3.62 in. |
| Capacity | 2,499 cc / 152 in.3 |
| Compression ratio | 18.4:1 |
| Engine weight (approx.) | 226 kg / 500 lb |
| Ignition order | 1 - 3 - 4 - 2 |
| Timing BTDC | 12° |
| Idling speed | 770 rpm |
| Valve clearance (cold): | |
| Inlet | 0.4 mm / 0.016 in. |
| Outlet | 0.4 mm / 0.016 in. |
| Inlet valves: | |
| Open BTDC | 24.5° |
| Closed ATDC | 55.5° |
| Outlet valves: | |
| Open BBDC | 54° |
| Closed ATDC | 26° |
| Injection pump type | Bosch distributor VE type |
| Governor type | Mechanical (all speed) |
| Injection nozzle type | Hole with 4 orifices |
| Injection nozzle opening pressure | 185 kg / cm 2 / 2630 psi |
| Fuel filter type | Cartridge paper element with water separator |
| Engine oil (API) | CC or CD |
| Oil filter type | Cartridge paper element |
| Oil capacity | 4.3 litres / 7.5 pt |
| Air cleaner | Wet paper element |
| Battery type | 95 D31R - 12 V 80 amp / h |
| Alternator | 12 V 50 amp |