Fuel Injectors for 2003 and Newer HPCR Engines – Injector Upgrades and Preventing Failures

Fuel Injectors for 2003 and Newer HPCR Engines – Injector Upgrades and Preventing Failures

Originally appeared in TDR Issue 72 May/June/July 2011 by Joe Donnelly Fuel Injectors for 2003 and Newer HPCR Engines Injector Upgrades and Preventing Failures In Issue 56 (page 96), Scott Dalgleish discussed his results with Dynomite Diesel Performance (DDP) injectors on his Third Generation Turbo Diesel. In his quest for mileage first, and power second, Scott chose a set of Stage 1 fuel injectors. His article described the aforementioned extrude honing manufacturing processes and provided dyno results verifying the horsepower claims of DDP. He reported an increase in fuel mileage…

Fuel Injectors for 2003 and Newer HPCR Engines – Inside the Injector

Fuel Injectors for 2003 and Newer HPCR Engines – Inside the Injector

Originally appeared in TDR Issue 72 May/June/July 2011 by Joe Donnelly [ Reman HPCR fuel injectors are available at Geno’s Garage. ] Fuel Injectors For 2003 and Newer HPCR Engines Inside the Injector We have looked at the pintle and nozzle with the remarkably tight clearance between them. Here are the components of the HPCR injector, first the bottom half with the nozzle nut, nozzle, pintle, and the main body to the right. Next is a photo of the top half with the armature to the left, check ball and…