govenor speed

Information on the naturally-aspirated KA24E and KA24DE engines.
tom240
Posts: 5
Joined: Wed Jan 22, 2003 9:54 am

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hey, i got got my 1990 240sx SE last week, and i'm just wondering, what is the car govenored at? i havent hit a stretch of road open enough to find out.

also, the Rev limitor is 6500 right? i hit it today, but didnt look down and see where it was, just shifted up a gear as soon as i felt it.

thanks.


daniel240
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Joined: Mon Jan 20, 2003 7:37 pm
Car: cars/motocross
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rev limiter is 6500 and speed limitor is 120 at least on my s14. however you can get rid of the govonors, just go to the faqs page i think its in there

96_S14_SE
Posts: 973
Joined: Wed Nov 06, 2002 11:10 am
Car: 96 S14 SE - 05 VW GTI 1.8t - 89 S13 coupe "gold on brown"

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I got mine up to little h in MPH / kph, or around 136ish in my s14.... BUT it is an automatic, wich from what I hear doesnt have one :) Although getting up there back then (alot less stuff done and nearly stock) took quite a while.

Gude240
Posts: 3
Joined: Fri Jan 17, 2003 12:09 pm
Car: Basketball

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I was looking for the faq on how to remove my govenor. I don't see it anywhere. What is the easiest way to remove it. Do I have to get a reprogrammed ecu?

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I am Technoman
Posts: 979
Joined: Fri Nov 22, 2002 6:49 am
Car: ???

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Yes you will need to get the code changed on the EPROM.

Gude240
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Joined: Fri Jan 17, 2003 12:09 pm
Car: Basketball

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How would i do that? Send it somewhere like jwt?

Aries
Posts: 2404
Joined: Tue Aug 27, 2002 6:23 am
Car: LT1 240SS
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or cut the speed sensor wire on the harness.

Don't cut the wire, just get the JWT ECU.

91nis240
Posts: 334
Joined: Wed Oct 02, 2002 2:11 pm

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your governer is at 115mph for the 1990.

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I am Technoman
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Joined: Fri Nov 22, 2002 6:49 am
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I have heard of guys putting a switch on that wire and flipping it wile drag racing to make the MPH. you will not have a speedo with it turned off.

hotshot240sx
Posts: 141
Joined: Sun Oct 27, 2002 2:30 pm
Car: my 240sx
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you get 115 out of an s13

91nis240
Posts: 334
Joined: Wed Oct 02, 2002 2:11 pm

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yup you can, and possibly i think it govered at 120mph on the 91-94 (not 100% sure)

piratepete
Posts: 38
Joined: Tue Aug 27, 2002 3:10 pm

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Cut the green/yellow wire (8th one) on the ecu. AND disconnect the middle two sensors on the transmission (4th and 5th gears). Just cutting the wire, or just disconnecting the sensors won't work, you have to do both. Check engine light doesn't come on on my '92. Top speed is at about 5900 rpm, that's 140 mph with slightly bigger wheel/tire combo.


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