Restore Clean, Efficient Combustion to Your Case Diesel Equipment

A worn or clogged injector means hard starts, black smoke, rough idle, increased fuel consumption, and lost power under load. The Fuel Injector A140830 is the direct-fit replacement for a wide range of Case tractors, loaders, and construction equipment — restoring the precise fuel atomization your engine needs for clean, efficient combustion from the first start.

✅ Confirmed Equipment Fitment

Case Tractors:

• Case 600
• Case 800
• Case 825
• Case 870

Case Engines / Engine Models:

• Case 336B
• Case 336D
• Case 504BD
• Case 504DT
• Case 780

Case Loaders & Construction Equipment:

• Case W14
• Case W24B
• Case W24C
• Case 680E
• Case 680G

Not sure if this fits your specific machine or serial number? Contact us — we'll confirm fitment before you order.

🔧 Cross-Reference Part Numbers

• A140830 (Case OEM reference)
• 20669 (cross-reference)

⚙️ Precision Atomization, Built to Last

• Engineered spray pattern delivers fine, consistent fuel mist for optimal fuel-air mixing and complete combustion
• Eliminates common injector symptoms — black smoke, rough idle, hard starts, and power loss under load
• Consistent performance across all load conditions — from low idle to full-throttle field or job site operation
• High-pressure and thermal cycle rated — built to withstand the demanding duty cycles of agricultural and construction diesel engines
• Improved fuel efficiency — a properly atomizing injector burns fuel completely, reducing waste and operating costs
• Direct OEM-spec fitment — no modifications, no adapters required
• 100% new aftermarket — not remanufactured, not reconditioned

📦 Product Details

• Part Numbers: A140830 / 20669
• Quantity: 1 Injector (Single Unit)
• Condition: 100% New — Aftermarket
• Fits: Case 600, 800, 825, 870, 336B, 336D, 504BD, 504DT, 780, W14, W24B, W24C, 680E, 680G
• Type: Diesel Fuel Injector Nozzle
• Applications: Agricultural Tractors, Wheel Loaders, Construction Equipment

Why Fuel Parts Depot?

Case diesel equipment runs hard — and injector quality directly affects how efficiently and reliably it performs. We specialize exclusively in fuel system components and inspect every injector before it ships. Whether you're replacing one injector or a full set, our team is here to confirm fitment and support your repair.

Order today and restore the power, efficiency, and clean running your Case equipment deserves.