6B31 FWD Engine Long Block
3.0 L gasoline engine for Mitsubishi
A remanufactured replacement long block, shipped worldwide by NANXI POWER from Zhengzhou, China.
- V6, multi-point injection
- 3.0 L
- at 6200 rpm
- 169 kW
- at 3750 rpm
- 291 N·m
- Condition
- Remanufactured
- Warranty
- 12 months
- Minimum order
- 1 unit
- Lead time
- 7–30 days
Fits Outlander and Mitsubishi Pajero Sport, 2006–2018
Or email info@nanxipower.com
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What is the 6B31 FWD engine?
The 6B31 FWD is a 3.0 L gasoline engine used by Mitsubishi: a naturally aspirated V6 with multi-point injection, a timing chain and an aluminium with cast-iron liners block.
NANXI POWER supplies it as a remanufactured long block — the core engine you install with your existing intake, fuel and electrical parts.
- Compression ratio
- 10.5:1
- Bore × stroke
- 87.6 × 82.9 mm
- Timing drive
- Timing chain
- Emission standard
- Euro IV
Technical specifications
Engine
- Engine code
- 6B31 FWD
- Brand
- Mitsubishi
- Displacement
- 3.0 L
- Layout
- V-type 6-cylinder engine
- Drive
- Front-wheel Drive
- Max power
- 169 kW at 6200 rpm
- Max torque
- 291 N·m at 3750 rpm
- Bore × stroke
- 87.6 × 82.9 mm
- Compression ratio
- 10.5:1
Build and supply
- Fuel
- Gasoline
- Fuel system
- Multi-Point Injection
- Aspiration
- Naturally Aspirated
- Timing
- Timing Chain System
- Cylinder block
- Aluminum alloy cylinder block with cast iron liners
- Cylinder head
- Aluminum
- Cooling
- Water-Cooled
- Emission standard
- Euro IV
- Production years
- 2006–2018
- Condition
- Remanufactured
- Supply form
- Engine long block
- Packing
- Non-fumigation wooden box
Reference OE numbers
- Long block
- 10103W330P
- Long block
- 10103W340P
Which vehicles use the 6B31 FWD?
The 6B31 FWD was fitted to these vehicles (2006–2018). Versions differ by market, so we check every order against your VIN before it ships.
- MitsubishiOutlander
- MitsubishiPajero Sport
Confirm the fit in three steps
- Check the engine codeFind "6B31 FWD" stamped on the cylinder block or shown on the engine label.
- Send your VINThe 17-digit VIN tells us the model year and market version of your vehicle.
- Add a few photosPhotos of the old engine's front, intake side and oil pan help us match mounts and connectors.
What's included in the long block
Included
- Cylinder block
- Crankshaft
- Pistons
- Connecting rods
- Cylinder head
- Valve train
- Timing system
- Valve cover
- Oil pan
Available on request
- Intake and exhaust manifolds
- Fuel injectors and fuel rail
- Ignition coils and sensors
- Alternator, starter and A/C compressor
- Gasket and installation kit
Need more than a long block? List the parts in your inquiry and we will quote them together.
Tested before it ships
12 month warranty
Every 6B31 FWD is fully inspected before shipment and covered by a 12-month warranty written into your order. Before your engine leaves, you can ask for photos of:
- The 6B31 FWD engine code on the block
- Cylinder head and timing cover
- Oil pan and gearbox interface
- Final packing in the wooden case
- Engines inspected before shipment
- 100%
- Engineering drawings
- 288+
- Key fit clearances checked
- 155+
- Process standards
- 637+
Packed for export, shipped worldwide
Each long block is sealed, fixed to a pallet and packed in a non-fumigation wooden case, so it clears customs without extra treatment. NANXI POWER branded or neutral packing is available.
- Lead time
- 7–30 days
- Minimum order
- 1 unit
- Freight
- Sea, air or land
- Trade terms
- EXW, FOB, CIF, DDP
- Documents
- Invoice and packing list
Common questions
Which vehicles use the 6B31 FWD engine?
The 6B31 FWD is used in the Outlander and Mitsubishi Pajero Sport, produced 2006 to 2018. Versions differ by market, so send your VIN and we will check the exact version for your vehicle.
What are the main specifications of the 6B31 FWD?
3.0 L gasoline, V6, 169 kW at 6200 rpm, 291 N·m at 3750 rpm, timing chain, multi-point injection.
Which OE numbers can I compare with the 6B31 FWD?
Reference numbers for comparison: 10103W330P, 10103W340P. They help you check the part, but we confirm the final match against your VIN, engine label and photos before the order.
Is the 6B31 FWD long block brand new or remanufactured?
It is a remanufactured long block. Every engine is inspected before shipment, and you can ask for photos before it leaves.
Is this 6B31 FWD a complete engine or a long block?
It is a long block: the assembled cylinder block and cylinder head with the crankshaft, pistons, connecting rods, valve train and timing system. Intake, fuel-system and electrical parts can be added to your quotation.
What warranty comes with the 6B31 FWD long block?
12 months. Coverage and conditions are written into your order.
Do I need to replace the timing chain when installing?
No. The long block is supplied with its timing chain already fitted. Fit new gaskets and check the cooling and fuel connections when you install it.
Can I order one engine, and how long does delivery take?
Yes, the minimum order is one unit. Orders usually ship within 7 to 30 days depending on quantity.
Which trade terms do you offer?
EXW, FOB, CIF and DDP. Tell us your destination port or address and we will quote the terms that suit your order.
About NANXI POWER
Zhengzhou Nanxi Engine Co., Ltd. has been in the engine business since 1998, supplying brand-new and remanufactured engines and long blocks to buyers in Russia, Central Asia, Africa, the Middle East, Europe and the Americas.
- In the engine business since
- 1998
- Engines supplied each year
- 50,000+
Get a quote for the 6B31 FWD
Tell us the quantity and destination. Add your VIN if you would like us to confirm the fit.
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