Timing belt change

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Timing belt change

Postby soc » Wed May 26, 2004 11:41 am

Heya,

I've the car booked in with Paul Nolan to have the timing belt done (as well as some front suspension bushes changed). Paul comes pretty highly recommended but I've a question about the timing belt - I read somewhere that jap cars need to have the timing retarded (or is it advanced ?) over here because we're using a lower octane fuel (otherwise you get pinking) and that the FTO's ECU will actually compensate for timing that hasn't been correctly set for lower octane fuel which results in a small loss in power.

So what I'm wondering is has anyone ever had the timing setup correctly for the lower octane fuel - anyone had this done with Paul?

Cheers
Shane
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Re: Timing belt change

Postby Daz » Wed May 26, 2004 1:18 pm

shane wrote:Heya,

I've the car booked in with Paul Nolan to have the timing belt done (as well as some front suspension bushes changed). Paul comes pretty highly recommended but I've a question about the timing belt - I read somewhere that jap cars need to have the timing retarded (or is it advanced ?) over here because we're using a lower octane fuel (otherwise you get pinking) and that the FTO's ECU will actually compensate for timing that hasn't been correctly set for lower octane fuel which results in a small loss in power.

So what I'm wondering is has anyone ever had the timing setup correctly for the lower octane fuel - anyone had this done with Paul?

Cheers
Shane


As far as i can remember the timing belt gets set up as per normal and the ecu make the compensation as reguards the mixture for the lower ron rating,it then would will run and sound a bit rough when the belt is first done but it will eventually sort itself out.

Daz...
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Re: Timing belt change

Postby CJ » Wed May 26, 2004 2:04 pm

Daz wrote:As far as i can remember the timing belt gets set up as per normal and the ecu make the compensation as reguards the mixture for the lower ron rating,it then would will run and sound a bit rough when the belt is first done but it will eventually sort itself out.


Dead right there Daz. You only have to worry about octane when it comes to turbocharged Jap monsters like STIs, EVOs n' Skylines, it involves mounting a knocklink sensor on the engine block (it listens for specific frequencies which are in the range of pre-detonation and retards the timing accordingly). Our FTOs is well capable of running on our crap fuel!

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Re: Timing belt change

Postby soc » Wed May 26, 2004 2:47 pm

CJ wrote:
Daz wrote:As far as i can remember the timing belt gets set up as per normal and the ecu make the compensation as reguards the mixture for the lower ron rating,it then would will run and sound a bit rough when the belt is first done but it will eventually sort itself out.


Dead right there Daz. You only have to worry about octane when it comes to turbocharged Jap monsters like STIs, EVOs n' Skylines, it involves mounting a knocklink sensor on the engine block (it listens for specific frequencies which are in the range of pre-detonation and retards the timing accordingly). Our FTOs is well capable of running on our crap fuel!

CJ



bugger - I was hoping for a quick, cheap power increase :-)
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