Call us

Category Archives: Best 4BT and 6BT Turbochargers

How (and Why) the 4BT Cummins Is So Popular

By Featured Writer: Mike McGlothlin If it fits, it ships—but if it outperforms, outruns, and outlasts everything else at the same time then it’s probably worth having. We’re referring to the 4BT Cummins, of course. With its packageable dimensions, abundance of low-rpm torque, overland-friendly fuel efficiency, and decades-long durability it’s become a household name in…
Read more

The Best Turbocharger for the 4BT and 6BT Engine

When looking at more horsepower and torque for a Cummins 4BT or 6BT Performance mod you are definitely going to want to focus on a larger turbo or setting up a twin turbo situation. For the laymen out there, a turbocharger compresses the air flowing into the diesel engine, squeezing more air into the cylinder,…
Read more

×
Big Bear Engine Company Buyer's Guide

Need Help Researching an Engine Swap?

Get the FREE 10-page buyer's guide