Restore reliable lubrication to your alternator’s vacuum pump with the KingSteel 4D56 Alternator Oil Line, part number MD307104. Designed around OEM specifications, this direct-fit line helps eliminate oil seepage, maintain vacuum performance, and protect your engine bay from messy leaks.
- OE-Reference: MD307104
- Application: Mitsubishi 4D56 2.5L diesel engines (alternator/vacuum pump oil circuit)
- Brand Quality: KingSteel – engineered for dependable sealing and service life
Why choose this KingSteel oil line
- Direct-fit replacement for quick, hassle-free installation
- Corrosion-resistant construction for long-term durability
- Precision-formed routing for proper clearance and factory-like appearance
- Quality-end fittings designed to deliver a secure, leak-resistant seal
- Helps maintain stable vacuum pump operation and consistent braking assist
Benefits
- Stops nuisance leaks and oil misting around the alternator
- Protects the alternator/vacuum pump by ensuring proper lubrication
- Keeps the engine bay cleaner and reduces maintenance headaches
Fitment guidance
Intended for vehicles equipped with the Mitsubishi 4D56 diesel engine. Always confirm compatibility by matching the OEM part number MD307104 and comparing your original line’s routing and connections.
Installation notes
- Inspect sealing surfaces; replace crush washers/banjo bolts if required
- Torque fittings to factory specifications
- Start the engine and check thoroughly for leaks after installation
Choose KingSteel for a precise, OE-style solution that restores confidence in your 4D56’s alternator oil circuit.
