Description
B10S1 1.0L Bare Engine / Long Block – Chevrolet Replacement Engine
This B10S1 bare engine is a complete long block assembly built to OEM standards for Chevrolet and other GM‑based small cars. It delivers a reliable, factory‑fresh foundation for your engine swap or rebuild, saving you time and money compared to repairing a worn or seized unit.
Vehicle Compatibility
The B10S1 1.0L engine was primarily used in compact city cars. Always verify your engine code “B10S1” before purchase. Common applications include:
- Chevrolet Matiz 1.0L (all generations, global markets)
- Chevrolet Spark 1.0L (M200/M250 platforms, 1998 – 2009)
- Wuling models equipped with the B10S1 1.0L engine (select markets)
- Other GM‑based mini vehicles originally fitted with the B10S1 engine code
Please confirm your engine code “B10S1” before ordering. This is a bare engine assembly; all external components must be transferred from your original engine.
Technical Specifications
| Engine Code | B10S1 |
| Displacement | 1.0 Litre (995 cc) |
| Cylinder Configuration | Inline 4-cylinder |
| Valvetrain | 16-valve DOHC |
| Bore × Stroke | 68.5 mm × 67.5 mm |
| Compression Ratio | 9.5:1 |
| Fuel System | Multi-Port Fuel Injection (MPFI) |
| Fuel Type | Petrol / Gasoline |
| Engine Type | Bare Engine / Long Block |
| Condition | Brand New |
What’s Included
- Complete cylinder block with pistons, rings, crankshaft and connecting rods
- Assembled cylinder head with valves, springs and camshafts
- Oil pan and valve cover
- Timing chain cover and timing chain kit installed
- Water pump and oil pump pre‑installed
Note: This is a bare engine / long block assembly. Intake manifold, exhaust manifold, fuel injectors, throttle body, alternator, starter, engine wiring harness, ECU and all external sensors are NOT included. They must be transferred from your original engine.
Why Choose This B10S1 Bare Engine
- 100% brand new – never remanufactured or refurbished
- Factory compression and oil pressure tested
- OEM‑grade materials and machining tolerances
- Packed securely in a wooden crate for safe international freight
- Comprehensive warranty – check our warranty page for details
- Fast global shipping to port or door
If you are looking for a B10S1 engine for sale or a Chevrolet 1.0 replacement engine, this premium long block delivers a factory‑fresh start for your Matiz, Spark or Wuling. Order now for a reliable, direct‑fit solution.
More Chevrolet Engines & Quick Contact
- Browse Chevrolet engines: View our full Chevrolet engine catalog to find other bare engines and long blocks for your vehicle.
- Need help? Contact us directly on WhatsApp for fast compatibility checks and shipping quotes.
Additional Technical Resources
- Daewoo S‑TEC engine family on Wikipedia – covers the B10S1 and related small engines.
- Detailed B10S1 engine specifications at engine‑specs.net – torque, power and service data.






