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Not every Cummins 6BT 5.9L 12V rebuild needs the same gasket set. This guide helps you match the right set to your specific job — top, lower, or full.

White smoke, coolant mixing with oil, and overheating are the key signs of a Cummins 4BT head gasket failure. Here's how to confirm it and what gasket set to order.

The Cummins 6CT, N14, and NT855 are large displacement workhorses found in heavy equipment across the US. Learn which gasket set fits each engine. Arko ships nationwide from LA.

Have a Dodge Ram 2500 or 3500 with a 5.9 Cummins from 1998.5 or later? You have the 24V engine — and it needs a different gasket set. Here is what to know before you order.

Need a Cummins 4BT gasket set? Learn what's included, when to replace it, and how to order the right kit. Arko Tractor Parts ships 4BT gasket kits nationwide from Los Angeles.

Need a Cummins 6BT 12V gasket set? Understand the difference between top, lower, and full sets before you order. Arko Tractor Parts ships all three options nationwide from LA.

You're three hours into a long spring day — ground conditions are perfect, the planter is dialed in — and suddenly your Kubota's temperature gauge starts climbing. Nine times out of ten, the water pump is involved. Here's how to catch it before it catches you. What a Water Pump Actually Does (and Why It Matters So Much) The water pump in your Kubota diesel engine is responsible for circulating coolant through the engine block, cylinder head, and radiator. It keeps everything

It's planting season — and the last thing you need is your John Deere sitting dead in the field because the fuel system gave out. A few hours of preventive maintenance now can save you days of downtime when it matters most. Why Your Fuel System Is the Heart of the Engine The fuel system in your John Deere tractor does one critical job: deliver the right amount of clean, pressurized fuel to your engine at exactly the right moment. That chain includes the fuel lift pump, inject