The Mazda FP-DE 1.8-liter gasoline engine was produced by the company from 1997 to 2004 in a wide range of capacities: from 90 hp on the base 626 to 135 hp on the Familia S-wagon R-4. This motor was distinguished from the FP by a modern ignition system and the absence of hydraulic lifters.
The F-engine family includes: F6, FP, FP‑DE, F8, FE, FE‑DE, FE3N, FS, FS‑DE, FS‑ZE, F2.
The engine was installed on:
- Mazda 323 BJ in 1998 – 2003;
- Mazda Familia BJ in 1998 – 2004;
- Mazda 626 GF in 1997 – 2002; 626 GW in 1997 – 2002;
- Mazda Capella GF in 1997 – 2002; Capella GW in 1997 – 2002;
- Mazda Premacy CP in 1999 – 2004;
- Mazda Protege BJ in 1998 – 2000;
- Kia Carens 1 (RS) in 1999 – 2006.
Specifications
| Production years | 1997-2004 |
| Displacement, cc | 1839 |
| Fuel system | distributed injection |
| Power output, hp | 90 – 135 |
| Torque output, Nm | 145 – 165 |
| Cylinder block | cast iron R4 |
| Block head | aluminum 16v |
| Cylinder bore, mm | 83 |
| Piston stroke, mm | 85 |
| Compression ratio | 9.1 – 10.2 |
| Features | DOHC |
| Hydraulic lifters | no |
| Timing drive | belt |
| Phase regulator | no |
| Turbocharging | no |
| Recommended engine oil | 5W-30 |
| Engine oil capacity, liter | 3.5 |
| Fuel type | petrol |
| Euro standards | EURO 3 |
| Fuel consumption, L/100 km (for Mazda 626 2001) — city — highway — combined |
10.1 6.2 7.8 |
| Engine lifespan, km | ~400 000 |
| Weight, kg | 132.7 |
Disadvantages of the Mazda FP-DE engine
- This is a simple and reliable unit with a decent resource and no special weaknesses;
- The aluminum cylinder head here often leads to overheating, keep an eye on the cooling system;
- Also, on runs over 150,000 km, these power units often consume oil;
- According to the regulations, the timing belt serves about 60,000 km, but when it breaks, the valves do not bend;
- There are no hydraulic lifters here and valve adjustment is required every 100,000 km.
