WebNov 21, 2015 · Registered. Joined Jun 11, 2008. 1,831 Posts. #2 · Nov 20, 2015. i have done a few on the 4.3 vortecs.. believe it or not.. the biggest improvement in throttle response was done by installing a New Delco brand EGR valve.. as soon as the throttle is opened.. the computer progressively opens the EGR valve and leans out the air fuel ratio … WebNov 29, 2011 · The ‘Spider’ assembly has only one fuel injector that feeds the 6 nylon fuel lines. CSFI ‘Spider’ Fuel System: CSFI stands for: C entral S equential Fu el I njection. This system is used on all 4.3L, 5.0L, and 5.7L engines from 1996 to present. This ‘Spider’ assembly has either 6 or 8 individual fuel injectors which feed 6 or 8 ...
Delphi FJ10566 Fuel Injector SCPI to MFI Conversion Assembly
Web1997 Chevy Truck Low fuel Pressure Chevy K1500 CSFI system. Pulling my hair out. Trying to fix a low fuel pressure problem. I have replaced everything. Fuel filter, fuel pump, fuel pressure regulator and she still runs at 55 lbs. (Book says 60-66 for my truck). Im confused because when I cycle the key on the pump runs at 64 then when I start it ... WebDec 12, 2011 · In case you're wondering: The CSFI ‘Spider’ on Charles' 5.7L Suburban has 8 individual fuel injectors and each one gets power and an individual pulse signal from the PCM. I now needed to find out three things: First off, I needed to see if the activation circuit of injector #6 was really grounded 100% of the time. binary account management
How To Test The
WebIn this video we go over how to rebuild the spider fuel meter body assembly for the GM Central Sequential Fuel Injection (CSFI), also referred to by GM as th... Webcovert your early 4.3L 5.0L & 5.7L GM Vortec to a more reliable MPFI spider system. This article will explain the benefits of the GM CSFI to MFI Spider Conversion for All 1996 … WebSep 15, 2014 · CSFI top, MPFI bottom. CSFI=Central Sequential Fuel Injection MPFI=Multi Port Fuel Injection 89060440 CSFI (remanufactured) AUTOLINE Part # 169708 Reman ... And here is a GM document of unsticking poppets and MPFI conversion for the1996-2002 GEN 1E Vortec engines. cypress and angular