VH41DE injectors

Discuss topics related to the VH41DE, VH45DE, VK45DE, and VK56DE engines.
doctorchee
Posts: 168
Joined: Wed Jun 07, 2006 5:54 pm
Car: BMW 318IS

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Dear All

I need to upgrade my stock VH41DE injectors to 850cc.

can anyone tell me where to buy?

i heard its the same as SR20DET & RB25DET. is it correct? so can i just buy the SR20DET 850cc injectors to plug and play? of course, i have ecu to run it.

is the following information correct?VH41DE stock injectors:330CCside feedhigh impedence

any other idea like get rid of the stock fuel rail and put somethings else, please advise. however, i have a budget limit.. around 500usd.

thanks everyone.

RegardsDerrick


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SSDwellah
Posts: 306
Joined: Tue Nov 12, 2002 9:45 pm
Car: '90 Z32 Coupe w/ VH45DE + 5-speed (FOR SALE)
'06 Infiniti G35 Coupe 6MT
'08 Frontier 4x4 SE KC

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I am going to guess that maybe they are 270cc or 370cc as those were standard injector sizes Nissan used in their cars contemporary with the Q45.

e.g.KA24E - 270cc top feed (I think, I never owned one though)

KA24DE - 270cc side feed (I owned one)

SR20DET - 370cc side feed (I swapped them into my turbo KA)

SR20DET GTiR - I've heard these are 444cc, never saw one in person

VG30DE - 270cc side feed (I own one, but I never got to the injector, it;'s a *****)

VG30DETT - 370cc side feed (never owned one, I think they are the same as the N/A engine in terms of side/top feed so if I got it wrong here, I probably got it wrong on the VG30DE too)

RB26DETT R32, R33 - 370cc I think, I owned an R32 one but never took a close look plus mine was already modified with a mines ECU so my understanding of the OEM ones is sketchy

RB26DETT R34 - I've heard these are 444cc, never saw one in person

Nealoc187
Posts: 70
Joined: Tue Jun 08, 2004 5:22 pm
Car: 95 Maxima

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http://www.deatschwerks.com can supply injectors of that size for the VH that would drop in to the stock fuel rail. no need to do a custom rail unless you wanted to for some reason.

the stock VH injectors are 370cc side feed high impedence injectors


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