How To Calculate CFM: Engine size (CID) x maximum RPM / 3456 = CFM CFM @ 100% volumetric efficiency Cylinder volume (displacement): 3.1416 x bore x bore x stroke Compression ratio: Vi ñ V2(Where Vi is total volume of one cylinder and V2 is volume of space above piston at top of stroke) Brake Horsepower […]
I built this setup from scratch and ran it for only 1 month before removing and reinstalling my 4″ system. This system sounded very good but had some draw backs that I couldn’t live with including noise and smoke for passengers in the back and soot showers on startup after a rain or carwash (there […]
Tools needed: 14mm wrench 15mm wrench 19mm wrench Large Flat blade screwdriver soft mallet or wood block Engine Barring Tool Long 1/2″ drive wrench Torque Wrench feeler gauge NOTE: The Cummins Midrange Performance Tool Kit (P/N 3399869) contains all of the tools required for an oil and oil filter change, a fuel filter change, and […]
Ever Wonder How China makes Stuff Cheaper than us? China needs “fair trade” instead of “free trade,” and maybe the greater profit margins will make room for OSHA, EPA, and some of the other trappings that make America great! The Construction Site Hard Hat The Dust and Particle Free Breathing Apparatus OSHA Approved Scaffolding And […]
This article will hopefully give you some insight on how to adjust your fuel injection pump on 88-93 7.3L Non-Powerstroke, IDI. This will probably work the same way on a 6.9L Navistar(Ford) engine as well. To start off, I would recommend putting in a pyrometer gauge before doing any kind of performance upgrades. I would […]
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