max bhp from standard injectors?

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max bhp from standard injectors? #1611467 12/11/2017 17:30 12/11/2017 17:30
Joined: Oct 2009 Posts: 268 berkshire england liam_gill OP Making a profit
liam_gill OP Making a profit Joined: Oct 2009 Posts: 268 berkshire england	if i uprate the fuel pump and use a 3.8 fuel pressure regulator would i be able to hit 340bhp with the supporting mods i have? (but using the standard injectors) http://i860.photobucket.com/albums/ab166/gillyboy1985/12-417091FB-1652815-800_zpsc73bc834.jpg

Re: max bhp from standard injectors? [Re: liam_gill] #1611468 12/11/2017 18:31 12/11/2017 18:31
Joined: Oct 2008 Posts: 6,795 In the coupe. magooagain Club Member 259
magooagain Club Member 259 Forum is my life Joined: Oct 2008 Posts: 6,795 In the coupe.	I would say you may be getting up to the limit the stock injectors can handle. An upgrade to 440 cc may be wise.

Re: max bhp from standard injectors? [Re: liam_gill] #1611469 12/11/2017 19:25 12/11/2017 19:25
Joined: Feb 2008 Posts: 1,728 London kj16v My life on the forum
kj16v My life on the forum Joined: Feb 2008 Posts: 1,728 London	Use Bosch 470cc injectors "Astra VXR" injectors. They work so much better than the green 440cc injectors. Bosch Part No. 0 280 156 280

Re: max bhp from standard injectors? [Re: liam_gill] #1611477 13/11/2017 06:20 13/11/2017 06:20
Joined: Dec 2005 Posts: 17,374 Staffordshire Nigel Forum veteran
Nigel Forum veteran Joined: Dec 2005 Posts: 17,374 Staffordshire	What is the spray pattern on the VXR injectors?

Re: max bhp from standard injectors? [Re: liam_gill] #1611502 13/11/2017 21:20 13/11/2017 21:20
Joined: Oct 2009 Posts: 268 berkshire england liam_gill OP Making a profit
liam_gill OP Making a profit Joined: Oct 2009 Posts: 268 berkshire england	hmm interesting may have to look into sourcing some 2nd hand injectors if possible. ( from 2 vehicles!) http://i860.photobucket.com/albums/ab166/gillyboy1985/12-417091FB-1652815-800_zpsc73bc834.jpg

Re: max bhp from standard injectors? [Re: Nigel] #1611524 14/11/2017 13:38 14/11/2017 13:38
Joined: Feb 2008 Posts: 1,728 London kj16v My life on the forum
kj16v My life on the forum Joined: Feb 2008 Posts: 1,728 London	Originally Posted By Nigel What is the spray pattern on the VXR injectors? 2 cones, 20° spread, according to one source.

Re: max bhp from standard injectors? [Re: kj16v] #1611531 14/11/2017 15:45 14/11/2017 15:45
Joined: Dec 2005 Posts: 17,374 Staffordshire Nigel Forum veteran
Nigel Forum veteran Joined: Dec 2005 Posts: 17,374 Staffordshire	Originally Posted By kj16v Originally Posted By Nigel What is the spray pattern on the VXR injectors? 2 cones, 20° spread, according to one source. Any idea of the gap between the cones?

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