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Diesel IQ - Powerstroke & Cummins Diesel Engines

Powerstroke & Cummins Diesel Engines

5.9 12v Cummins 6BT

5.9 Cummins Cold Air Intake Upgrade Guide

February 2, 2022 by DieselIQ Leave a Comment

5.9 Cummins Cold Air Intake Upgrade

The 5.9 Cummins was produced in two different variations by Dodge from 1989 until 2007. The first generation, known as the 6BT or 5.9 Cummins 12v, was produced from 1984 until 1998. It produced 160-230hp and 400-440lb-ft. of torque. The ISB 5.9 Cummins 24v entered in mid-year 1998 and was phased out after 2007 for the 6.7 Cummins. It was initially offered with 235hp and … [Read more...] about 5.9 Cummins Cold Air Intake Upgrade Guide

5.9 Cummins Intake Manifold Upgrades

October 31, 2021 by DieselIQ Leave a Comment

5.9 Cummins Intake Manifold Upgrades - Best 5.9 Intake Horns

The 5.9 Cummins is legendary in the diesel world for many reasons. However, by modern diesel standards it's a bit lacking in power and torque. Fortunately, the Cummins 5.9L diesel engine has plenty of untapped potential. A few basic mods can truly take it to the next level. Among the best upgrades for the 5.9 6BT and ISB engines is an intake manifold. In this guide, we discuss … [Read more...] about 5.9 Cummins Intake Manifold Upgrades

12V vs 24V Cummins Turbodiesel

March 13, 2021 by DieselIQ Leave a Comment

12v vs 24v 5.9 Cummins Turbodeisel Engines

Cummins 12v vs 24v Dodge Ram 5.9 Cummins engines are often regarded as some of the most reliable light truck turbodiesel engines ever. The 12v Cummins, also known as the 6BT, has a legendary reputation for reliability. However, the newer 24v 5.9 (ISB 5.9) Cummins is still an excellent, reliable diesel engine with a few pros of its own. Point is - the 12v vs 24v Cummins … [Read more...] about 12V vs 24V Cummins Turbodiesel

The 5 Most Common 12v Cummins 6BT Engine Problems

February 10, 2021 by DieselIQ 1 Comment

Cummins 12v Common Problems

The legendary Cummins 12v, also known as the 5.9L 6BT, is widely regarded as the best diesel engine ever. The 12v was released by Cummins in 1984 primarily for farm equipment. In 1989, Cummins and Dodge partnered with the 12v launching in Dodge /Ram's 2500 & 3500 trucks. It is the big brother to the 3.9L Cummins 4BT, which is essentially a 12v 6BT minus 2 cylinders. The … [Read more...] about The 5 Most Common 12v Cummins 6BT Engine Problems

5.9 12 Valve Cummins Diesel – Adjust Idle Speed

December 2, 2020 by DieselIQ Leave a Comment

Correct Idle speed is: Automatic Transmission - in drive with AC on 750-800 RPM Manual Tansmission - in neutral with AC on 750-800 RPM NOTE: These speeds may cause stalling when the engine is cold. If this is occurs, adjust the idle speed to 900 RPM. The dash tachometer is not accurate enough for proper adjustment. If you have adjusted the idle using … [Read more...] about 5.9 12 Valve Cummins Diesel – Adjust Idle Speed

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