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Star Mag

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1745 Posts
Member #: 375
Post Whore

Leicestershire

27th Jan, 2006 at 09:50:22pm

Does anyone know or have any good info on afr redings through the rev range?? there is a small amount of info in the vizard book but nothing about turbo cars!!

AlexF2003

5795 Posts
Member #: 80
AFRacing LTD

Newbury, Berks

27th Jan, 2006 at 10:21:29pm

It depends on what you want...

power, fuel economy or emissions....

Assuming you want a safe engine on full load don't let the AFRs leaner than 12:1

This pic might help


AlexF

iain
Site Admin

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8506 Posts
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Sold the turbo and seeing what the C20XE can do!

Near Lincoln

29th Jan, 2006 at 12:14:02pm

we run around 30:1....

in our gas turbines *happy*

its all a juggle at the end of the day but make sure that you know what your doig when you set it up otherwise bye bye pistons! *smiley*

BENROSS

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9812 Posts
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Resident Cylinder Head Modifier

Mitsi Evo 7, 911, Cossie. & all the chavs ...... won no problem

29th Jan, 2006 at 02:26:43pm

12.5 and 13:1 is where the fun is






AlexF2003

5795 Posts
Member #: 80
AFRacing LTD

Newbury, Berks

29th Jan, 2006 at 08:14:34pm

erm thats past best power and way into melting pistons!!

Alex

AlexF
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