L Series losing revs

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Fang
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L Series losing revs

Post by Fang » Fri May 09, 2008 7:14 am

I have recently noticed my L Series (EA82 motor with Weber) starts to hesitate when it reaches 5000 rpm. Now im aware it wont make much power beyond that - but it used to at least keep the revs up. If I didnt know better - I'd say it was like a rev limiter in action.

I have power steering and air conditioning on the motor if that gives anyone any clues. I was going to invesigate the carby (power valve, etc) - but wondered if anyone else had a possible ideas about it.

Feel free to NOT say "get an EJ - EA motors are sh*t". I am after some helpful answers.
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Gannon
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Post by Gannon » Fri May 09, 2008 7:29 am

Spark plugs and coil?

Your spark could be breaking down at higher revs
Current rides: 2016 Mitsubishi Triton GLS & 2004 Forester X
Ongoing Project/Toy: 1987 RX Turbo EA82T, Speeduino ECU, Coil-pack ignition, 440cc Injectors, KONI adjustale front struts, Hybrid L Series/ Liberty AWD 5sp
Past rides: 92 L series turbo converted wagon, 83 Leone GL Sedan, 2004 Liberty GT Sedan & 2001 Outback
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Fang
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Post by Fang » Fri May 09, 2008 8:54 am

Hmm thats a possibility - I did replace the coil about a month ago with an MSD Blaster 2.

Thanks mate - I'll have a look into that.
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GTlegs
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Post by GTlegs » Fri May 09, 2008 9:31 am

Actually, it is more likely that it is the ignition wires rather than the spark plugs, as the power put out by the MSD kills stock ignition wire.

Get the MSD wires, and iridium plugs if you are worried.
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Busdriver
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Post by Busdriver » Fri May 09, 2008 11:25 am

Fuel filter?
[SIGPIC][/SIGPIC]Busdriver, 91 L Enduro Wagon, stock ,for now.
Lots of Ks,A/C, MP3 sometimes(if its not dark) singing steering wheel cover which I listen too when its dark.

Suby Newbie

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Alex
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Post by Alex » Fri May 09, 2008 3:03 pm

Fang wrote: "get an EJ - EA motors are sh*t".
you answered your own question! only joking

definately check your leads mate.

alex
my07 Outback
my13 Hyundai i45(shhhh)
my02 Gen3 Liberty limited ed.

previously
L-series wagon, LSD, EJ20turbo, 29in tyres, 'wanky wagon'
2000 gen3 outback, lifted, otherwise stock.

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Suby Wan Kenobi
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Post by Suby Wan Kenobi » Sat May 10, 2008 9:12 pm

I am another opionion of the ignition leads being the problem. It will most likely be the long ones but do em all and if you have a high power coil buy some decent ones
[SIGPIC][/SIGPIC]

The long road ahead

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Fang
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Post by Fang » Mon May 12, 2008 6:50 pm

Thanks for the replies guys. I have noticed it does not seem to do it when stationery :confused:

I put Top Gun leads on the beast in about 2003. I might revert the old coil (GT40) back and see if it does it - just to troubleshoot.

Thanks again :)
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