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Category Archives: Cummins 4BT and 6BT Issues

Cummins 4BT and 6BT Problems

Common 4BT / 6BT Issues The Cummins 4BT and 6BT engines are widely known to be bulletproof. If there is an engine out there that old school guys always go to is the older mechanical 4BT Cummins. The reason these engines are still used in industrial and jeep swap applications is due to their reliability.…
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