Links for Discussion + 1999

HEUI - How High-Pressure Oil Injection Systems Work - Diesel Power Magazine
For those of you who haven’t spent much time around the Power Stroke name, the first 14 years of its production (the 7.3L and 6.0L) utilized a hydraulically activated, electronically controlled, unit injector (HEUI) fuel system. While this ...more
Type: Discussion
Year: 1994, 1995, 1996 ... 2005, 2006, 2007
Engine: Ford 7.3L V8

GM 6spd vs 4spd Tranny Chart
GM owners discuss towing with the 4L80e 4 speed automatic versus the new 6 speed. Some comments deal with towing with older GM automatics (TH400) that have a very high first gear (2.48:1). Includes a comparison spreadsheet showing the differences.
Type: Discussion Attributes: Numbers Tech Topic: Towing & hauling
Year: 1991, 1992, 1993 ... 2009, 2010, 2011
Make/Model: Chevrolet 1500, 2500HD, 3500, 3500DRW Engine: GM 5.3L V8, 6.0L V8