Direct Replacement Fuel Shutoff Solenoid — 24V OEM-Spec for Isuzu 4JG1, 4JG2 & 6BG1 Engines

The Isuzu 4JG1 and 4JG2 power the forklifts and compact equipment that keep warehouses and job sites moving, while the 6BG1 drives the excavators and trucks that handle the heavy work. The fuel shutoff solenoid is the engine’s primary safety control — it cuts fuel flow completely when the key is turned off, ensuring a clean, controlled shutdown every time. When it fails, you get one of two immediate problems: the engine won’t start (solenoid stuck closed) or it won’t shut off (solenoid stuck open) — both are serious issues on equipment operating in busy warehouses, active job sites, or public roads. This direct-fit 24V replacement solenoid (1819100520 / 1-81910-0520 / MV2-17A) restores reliable fuel cutoff across all three Isuzu engine families.

✅ Direct-Fit Compatibility

• Isuzu Engines: 4JG1, 4JG2 (compact/forklift), 6BG1 (excavator/truck)
• Voltage: 24V
• Direct replacement — no modifications required
• Suitable for forklifts, compact construction equipment, excavators, and commercial trucks

🔧 Reliable Fuel Cutoff Across Three Isuzu Engine Families

• Positive fuel cutoff — reliable electromagnetic shutdown that cuts fuel flow completely for safe, controlled engine stopping
• 100% new aftermarket — not rebuilt or reconditioned; starts with a full service life
• 24V specification — correct voltage for forklift, construction equipment, and commercial vehicle electrical systems
• Triple OEM cross-reference — covers 1819100520, 1-81910-0520, and MV2-17A formats for confirmed fitment confidence regardless of how your parts catalog lists it
• Resolves no-start & no-stop conditions — replaces a stuck-closed solenoid (engine won’t start) or stuck-open solenoid (engine won’t shut off)
• No dealer markup — OEM-equivalent quality at aftermarket pricing

📦 What's Included

• 1 × Fuel Shutoff Solenoid 24V (1819100520 / 1-81910-0520 / MV2-17A)

🔑 Key Specs

• Part Numbers: 1819100520, 1-81910-0520, MV2-17A
• Voltage: 24V
• Condition: 100% New Aftermarket
• Product Type: Fuel Shutoff Solenoid
• Fitment: Isuzu 4JG1 / 4JG2 / 6BG1 engines

In stock and ready to ship. Order today and restore safe, controlled engine operation to your Isuzu-powered equipment.