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max power afr's 

 

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 Post subject: max power afr's
Posted: Thu Feb 12, 2009 11:10 pm 
Getting Side Ways
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Age: 32

Posts: 1112

Joined: 18th Jan 2005

Location: MAFFRA
VIC, Australia

what afr's have people found to give peak power in the mid-high 11's or low-mid 12's??

 

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97 el xr6,5 speed short shifter,sequential scoop,no arial,freshly resprayed,low on 17's,3 inch zorst,stainless hi flo cat,snort stage 3 stainless manifold,garrett t04e,front mount cooler,wolf 3d ecu,seimens 760cc injectors,walbro fuel pump

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 Post subject: Re: max power afr
Posted: Fri Feb 13, 2009 12:47 am 
Getting Side Ways
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Age: 64

Posts: 3552

Joined: 7th Nov 2004

Gallery: 4 images

Power: 482 rwkw

Location: Penrith
NSW, Australia

The problem is engine safety !!
Mine is 11.7 at 18Lb 482 rwkw 6200 rpm..
It will make more power at 12.2 but it effects nos emissions...

 

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As in ZOOM 126 edition
331 Dart block,3.25/ 4340 steel crank, Oliver rods,TFS ported track heat heads, TFS track heat inlet Twin SC61 turbo's
Project 1UZ-EF has started.. S475 Turbo 4.0 V8 Mustang Celica.....

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 Post subject: Re: max power afr's
Posted: Fri Feb 13, 2009 7:44 pm 
Getting Side Ways
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Age: 29

Posts: 975

Joined: 26th Nov 2004

Ride: el falcon

Power: 608 rwkw

Location: Waroona
WA, Australia

best power is meant to be around 12.8:1

 

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# 1997 EL Falcon GLI - 600+rwkw

# 2008 FPV FG GTE - Xa Coilovers, 20x8/ 20x10 Fairladys

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 Post subject: Re: max power afr's
Posted: Sat Feb 14, 2009 11:36 am 
Getting Side Ways
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Age: 32

Posts: 1112

Joined: 18th Jan 2005

Location: MAFFRA
VIC, Australia

thats what i thaught,mines in the 12's but i got dynoed and the guy told me it was too lean and should be 11.8.

 

_________________

97 el xr6,5 speed short shifter,sequential scoop,no arial,freshly resprayed,low on 17's,3 inch zorst,stainless hi flo cat,snort stage 3 stainless manifold,garrett t04e,front mount cooler,wolf 3d ecu,seimens 760cc injectors,walbro fuel pump

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 Post subject: Re: max power afr's
Posted: Sat Feb 14, 2009 6:35 pm 
Getting Side Ways
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User avatar

Age: 29

Posts: 975

Joined: 26th Nov 2004

Ride: el falcon

Power: 608 rwkw

Location: Waroona
WA, Australia

madeaspack wrote:
thats what i thaught,mines in the 12's but i got dynoed and the guy told me it was too lean and should be 11.8.


imo under 10psi 12.8 is fine.

on my 12 psi tune i run it around 12.2
on my 18psi tune at 467rwkw its around 12:1

 

_________________

# 1997 EL Falcon GLI - 600+rwkw

# 2008 FPV FG GTE - Xa Coilovers, 20x8/ 20x10 Fairladys

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 Post subject: Re: max power afr's
Posted: Sat Feb 14, 2009 11:51 pm 
Getting Side Ways
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User avatar

Age: 64

Posts: 3552

Joined: 7th Nov 2004

Gallery: 4 images

Power: 482 rwkw

Location: Penrith
NSW, Australia

Keep in mind... This is at wot..
14.7 at cruise...

 

_________________

As in ZOOM 126 edition
331 Dart block,3.25/ 4340 steel crank, Oliver rods,TFS ported track heat heads, TFS track heat inlet Twin SC61 turbo's
Project 1UZ-EF has started.. S475 Turbo 4.0 V8 Mustang Celica.....

Top
 Profile  
 
 
 Post subject: Re: max power afr's
Posted: Sun Feb 15, 2009 8:16 pm 
Getting Side Ways
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Age: 32

Posts: 1112

Joined: 18th Jan 2005

Location: MAFFRA
VIC, Australia

yeah my cruise mixtures are good

 

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97 el xr6,5 speed short shifter,sequential scoop,no arial,freshly resprayed,low on 17's,3 inch zorst,stainless hi flo cat,snort stage 3 stainless manifold,garrett t04e,front mount cooler,wolf 3d ecu,seimens 760cc injectors,walbro fuel pump

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