Welcome to R.J. Bastyr, Inc.

Caterpillar Fuel Injection Pump Specialists

Looking for a Cat Fuel Injection Pump like a 3406B or 3406C? Here at R.J. Bastyr Inc., we are specialists in Caterpillar 3200, 3300, and 3400 series mechanical fuel injection pumps and mechanically controlled engines. That includes all sub-series models like 3206, 3306, and 3406. From a wide range of common stocked parts and technical support to custom engine manufacturing, we have you covered with truck engines to industrial and genset engines, and even marine and machine applications!

We can also custom build a fuel injection pump system or engine to meet your unique needs. And along with our stocked replacement injection pumps, we offer governor group rebuild kits, engine rebuild kits, or complete engines.

Pump Versions: Be sure to check back regularly. We cover most 3200, 3300, and 3400 fuel injection pumps and components. If you don’t see your system on our product pages, please ask. We just launched this new site and are in the process of updating all of our product pages. Ultimately, we will include all of the 100 or so variations of these fuel systems along with all of the individual parts for each.

How to Reach Us: You can reach us by phone at 218-214-7993 or by email at sales@rjbastyr.com. We are open Monday through Friday from 9:00am to 6:00pm CST.

Links: Like us on Facebook here and get the latest news and updates! You can get to our product page here, our Blog here, and our Warranty, Core, and Returns Policies page here.

Thank you for choosing R.J. Bastyr Inc., your one-stop shop for all your Caterpillar fuel system and engine needs!

Here are some Cat pages we like:

Caterpillar Oil & Gas YouTube Channel

Caterpillar Marine YouTube Channel

Caterpillar Electric Power YouTube Channel

Caterpillar Mining YouTube Channel

Caterpillar Products Channel

Caterpillar Master Site