350 by only swapping heads and turbo and exhaust.

We use cookies to give you the best possible experience on our website. While that’s pretty dismal by today’s standards considering the 2019 HO Cummins is rated at 1,000lb.ft., back in the mid 90’s, that was a very competitive rating. You can’t have a reliable high performance diesel engine without this extra attention to detail. I have a cummins big cam 3 400 hp and want to upgrade the turbo,engine is stock,any suggestions. When they left the factory, the 6BT had a horsepower rating somewhere between 160 and 215 horsepower, and the torque figures came in between 400 and 440 lb.ft. They are then tested, checked for leaks, and calibrated to match flow. If the customer wants to keep their original set of injectors, we can perform what we call a “clean and check” where they are disassembled, cleaned, and reassembled with new O-rings. Now the owner-operator has a blueprinted set of injectors all match flowed. First we do the leakage test to check the barrel and plunger tolerance, check the plunger to injector cup for leakage and seating, and then the recalibration to increase the flow for more horsepower, and then adjust the top stop setting.

Our new injectors are from Cummins ReCon. For injectors, we like to setup and blueprint every set of new injectors. 1979 International Transtar II Cabover Truck, 350 HP Big Cam Cummins Diesel Engine, 13 Speed Transmission, Power Steering, Twin Screw, Spring Suspension. We work with the customer to pick the best code for each application and set it up according to their needs. There are thousands of pump codes for different horsepower and torque curves. It then goes on the pump stand to be tested. We then reassemble the pump with new springs, gaskets, seals, and O-rings. The identifying letters, 'PT,' are an abbreviation for 'pressure-time.

It is a Cummins design for Cummins Diesels. With the pumps we start off by disassembling them, cleaning, and replacing all worn parts. Cummins PT Fuel System is a completely new application of basic hydraulic principles to the diesel engine fuel system. Many ask us what all goes into rebuilding fuel pumps and injectors.

Cummins big cam 350 hp