rb25 240 speedo problems

Discuss the RB20, RB25 and RB26 series engines.
ey_jota
Posts: 26
Joined: Sun Aug 19, 2007 4:02 pm
Car: rb25det s13 w/ silvia front

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i have a rb25det in my 240 coupe. it has an rb25 and every thing works great. the only problem i am having is that my rpm gage, mph digital display and my odo dosenot work. what do i have to do to fix it. my mph works, but it is way off. what do i have to do. any one have any ideas or know how to fix that problem. any help i apreciated.


Darius
Posts: 4820
Joined: Sun Mar 02, 2003 9:48 am
Car: RB25DET S14 - 665 WHP (SOLD)
Location: Chicagoland

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SEARCH

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ninety1two40
Posts: 261
Joined: Mon Apr 02, 2007 2:39 pm
Car: 1991 240sx SE
Contact:

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Dude this has been covered alot, SEARCH next time you have a question.

Send your tach to Carl H, he can modify them to read the RB motors correctly.

Then buy a Dakota Digital speedometer signal modifier, and wire it inline with your speedometer wire. I've done it, it works good.

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ninety1two40
Posts: 261
Joined: Mon Apr 02, 2007 2:39 pm
Car: 1991 240sx SE
Contact:

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I guess I'm being to nice to these people that don't search..... maybe I'll start to crack the whip on them.....


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