1990 5.9 Injector R&r

rookiecumminswrench · 11-04-2009, 02:14 PM

how do you remove and replace a fuel injector?mine is stuck open, thanks,dave

BridelessRacing · 11-04-2009, 09:51 PM

10 mm wrench to remove return line 17 mm wrench to remove injector line. Remove lines then pull all injectors with slide hammer have all tested should pop at 3500psi.

__________________
2003 quad cab powered by 91 12 valve ve44 pump with 62 CC head fuel pin 80+ injectors 3 inch turbo with a 48RE automatic. Set up to run on strait waste grease, Biodiesel or NO2 http://community.webshots.com/user/bridelessd7

grizzly_man07 · 11-04-2009, 11:46 PM

if you aint got a slide hammer. get vice grips and hoo-rahhh them outa there

__________________

91 d250, pump maxed. 1/8 in bump timing. BHAF for Freightliner. POD's. HX35 on the way. then puttin this baby on Meth

single stack "rollin coal"

jfc · 11-05-2009, 12:22 PM

Quote:

Originally Posted by BridelessRacing

10 mm wrench to remove return line 17 mm wrench to remove injector line. Remove lines then pull all injectors with slide hammer have all tested should pop at 3500psi.

the injectors aren't threaded ?

__________________
92, 250, ext cab, 4x4, 5 speed

diaric · 11-05-2009, 07:28 PM

how to make an injector puller. they come out easy this way

http://www.dieseltruckresource.com/d....html?t=124728

how to change them
Injector Change

BridelessRacing · 11-05-2009, 08:53 PM

30 mm deepwell to remove injector nut sorry I forgot that

__________________
2003 quad cab powered by 91 12 valve ve44 pump with 62 CC head fuel pin 80+ injectors 3 inch turbo with a 48RE automatic. Set up to run on strait waste grease, Biodiesel or NO2 http://community.webshots.com/user/bridelessd7

11-04-2009, 02:14 PM	#1 (permalink)
rookiecumminswrench Newbie Join Date: Nov 2009 Posts: 1 Thanks: 0 Thanked 0 Times in 0 Posts rookiecumminswrench's Truck Pics	1990 5.9 Injector R&r how do you remove and replace a fuel injector?mine is stuck open, thanks,dave

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11-04-2009, 09:51 PM	#2 (permalink)
BridelessRacing Cummins Enthusiast Join Date: Aug 2008 Location: Louisiana Posts: 243 Thanks: 1 Thanked 5 Times in 5 Posts BridelessRacing's Truck Pics	10 mm wrench to remove return line 17 mm wrench to remove injector line. Remove lines then pull all injectors with slide hammer have all tested should pop at 3500psi. __________________ 2003 quad cab powered by 91 12 valve ve44 pump with 62 CC head fuel pin 80+ injectors 3 inch turbo with a 48RE automatic. Set up to run on strait waste grease, Biodiesel or NO2 http://community.webshots.com/user/bridelessd7

11-04-2009, 11:46 PM	#3 (permalink)
grizzly_man07 Cummins Nut Join Date: Jan 2009 Posts: 376 Thanks: 0 Thanked 10 Times in 8 Posts grizzly_man07's Truck Pics	if you aint got a slide hammer. get vice grips and hoo-rahhh them outa there __________________ 91 d250, pump maxed. 1/8 in bump timing. BHAF for Freightliner. POD's. HX35 on the way. then puttin this baby on Meth single stack "rollin coal"

11-05-2009, 07:28 PM	#5 (permalink)
diaric Cummins Fanatic Join Date: Nov 2008 Posts: 104 Thanks: 1 Thanked 3 Times in 3 Posts diaric's Truck Pics	how to make an injector puller. they come out easy this way http://www.dieseltruckresource.com/d....html?t=124728 how to change them Injector Change

11-05-2009, 08:53 PM	#6 (permalink)
BridelessRacing Cummins Enthusiast Join Date: Aug 2008 Location: Louisiana Posts: 243 Thanks: 1 Thanked 5 Times in 5 Posts BridelessRacing's Truck Pics	30 mm deepwell to remove injector nut sorry I forgot that __________________ 2003 quad cab powered by 91 12 valve ve44 pump with 62 CC head fuel pin 80+ injectors 3 inch turbo with a 48RE automatic. Set up to run on strait waste grease, Biodiesel or NO2 http://community.webshots.com/user/bridelessd7