Cummins® 4BT 3.9L

Good price for a complete Power Unit

A shout out to Chad and the crew at RF engines for the terrific International Harvester 392 V8 we got from you. RUNS GREAT!! Excellent customer service and support. Thank you.

1st order was the wrong part but he second order was an Awesome product, much better than the OEM housing we replaced. The shipping was outstanding. they did a great job replacing the wrong part. Will definitely buy from these guy's again!

THE BEST SERVICE COMPANY

I purchased a brand new radiator for my late 80's Bobcat 643 Skid Steer Loader and was very impressed with its quality and how easy it fitted. Well done RF Engine.

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I'm completely satisfied and the service it's fast and professional. Thank to you

They have always been helpful and have had the parts I have needed. I appreciate the get it done atmosphere, no frills, no squishy leather chairs, just quality parts and knowledgeable staff.

Please do add a picture of what you put on sale. Thanks

From a current customer: "Just wanted to say thanks for your exceptional service. You folks really helped me when I was in a tough spot, and did more than you had to so everything would work out right. The 392 turned out way better than I expected, it turned out to be an exceptionallyrics well rebuilt engine. I couldn't be more satisfied. I wouldn't hesitate to buy another engine from you folks."