The 0.8-liter Renault B4A or 0.8 SCe engine has been produced at a plant in India since 2015 and is installed on budget models built on the CMF-A platform, such as Kwid or Datsun redi-GO. According to the nomenclature of the Nissan concern, such a power unit is known under its index BR08DE.
SCe family: B4A, B4D, H4D, H4M, M4R, M5R, 2TR, V4U, V4Y.
Specifications
| Production years | since 2015 |
| Displacement, cc | 799 |
| Fuel system | distributed injection |
| Power output, hp | 54 |
| Torque output, Nm | 72 |
| Cylinder block | aluminum R3 |
| Block head | aluminum 12v |
| Cylinder bore, mm | 69 |
| Piston stroke, mm | 71.2 |
| Compression ratio | 10.5 |
| Features | DOHC |
| Hydraulic lifters | no |
| Timing drive | chain |
| Phase regulator | no |
| Turbocharging | no |
| Recommended engine oil | 5W-40 |
| Engine oil capacity, liter | 3.0 |
| Fuel type | petrol |
| Euro standards | EURO 5 |
| Fuel consumption, L/100 km (for Renault Kwid 2017) — city — highway — combined |
5.2 3.9 4.4 |
| Engine lifespan, km | ~250 000 |
| Weight, kg | 50 |
The engine was installed on:
- Renault Kwid 1 (BW) since 2015;
- Datsun redi-Go 1 (CD0) since 2016 (as BR08DE).
Disadvantages of the Renault B4A engine
- On specialized forums, the engine is mostly praised, no weaknesses were found;
- The main thing is to monitor the cooling system, all aluminum engines are afraid of overheating;
- Since there are no hydraulic lifters, the valves will have to be adjusted every 100,000 km;
- However, the main problem is the lack of spare parts, there are only consumables.
Frequently asked questions about the Renault B4A
How much power does the Renault B4A make?
The Renault B4A develops 54 hp and 72 Nm of torque.
How much oil does the Renault B4A take and which one?
Engine oil capacity: 3.0 liters. Recommended oil: 5W-40.
Does the Renault B4A have a timing belt or chain?
The Renault B4A uses a timing chain.
Is the Renault B4A turbocharged?
No, the Renault B4A is naturally aspirated.
Does the Renault B4A need valve clearance adjustment?
Yes, there are no hydraulic lifters, so the valve clearances have to be checked and adjusted periodically.
How long does the Renault B4A last?
The typical lifespan of the Renault B4A is ~250 000 km with proper maintenance.
What is the fuel consumption of the Renault B4A?
Renault Kwid 2017: city 5.2, highway 3.9, combined 4.4 L/100 km.
What cars was the Renault B4A installed on?
Renault Kwid 1 (BW) since 2015; Datsun redi-Go 1 (CD0) since 2016 (as BR08DE).
What are the common problems of the Renault B4A?
On specialized forums, the engine is mostly praised, no weaknesses were found. The main thing is to monitor the cooling system, all aluminum engines are afraid of overheating. All known problems.
