High Performance Diesel Engines
Look no further for all of your small heavy duty diesel engine needs. We here at Big Bear Engine Company specialize in Cummins 4BT, Cummins 6BT and Caterpillar 3306 replacement parts assemblies. Our high performance diesel engines are manufactured with all brand new parts and produced to the specific OEM serial numbers to match your application. Cummins 4BT Engines in particular are perfect for 4BT Jeep Swaps as well as Industrial Applications.
• Cummins 4BT, 6BT, 6CT and CAT 3306 Replacement Assemblies Available
• Long Blocks and Extended Long Block Component Build Options
• Used & Remanufactured Engines Also Available
• Get Back to Work Quickly – Ships Anywhere in the World
• 1 Year Unlimited Miles Warranty
• Save On Average 57% Over Dealers
• 4BT Jeep Swap Friendly
• Industrial Rated: Skid Steers, Dozers, Loaders, Wood Chippers, Forklifts