07-10-2012 | #601 |
Join Date: Feb 2010
Location: Pendleton, IN
Posts: 3,904
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Re: LT5 Assembly Project
Lee, I have the same issue with my defective rear tires. After Pete's work, I just can't keep them from spinning every single time I drive it!!!!!!
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1988 KOH Prototype EX5023 sold 1990 ZR-1 #444 Convertible 1990 ZR-1 Black #966 1991 ZR-1 Quazar Blue #296 1957 Duntov SS Project |
07-10-2012 | #602 | |
Join Date: May 2007
Location: Chicagoland, IL
Posts: 9,708
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Re: LT5 Assembly Project
Quote:
It sounds like your really complaining about all that power. Pull a couple of plug wires!
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[SIGPIC][/SIGPIC]Former Membership Chairman Former ZR-1 Registry - BOD 1972 Corvette 4speed base Coupe SOLD long time ago 1984 Corvette Z-51/4+3 SOLD 1992 Corvette ZR-1 Aqua/Gray #474 SOLD 1992 Corvette ZR-1 Black Rose/Cognac #458 2014 Honda VFR Interceptor DX |
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07-10-2012 | #603 |
Join Date: Feb 2010
Location: Pendleton, IN
Posts: 3,904
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Re: LT5 Assembly Project
It's just aweful!!! Makes me want more cubes.....
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1988 KOH Prototype EX5023 sold 1990 ZR-1 #444 Convertible 1990 ZR-1 Black #966 1991 ZR-1 Quazar Blue #296 1957 Duntov SS Project |
07-11-2012 | #604 | |
Join Date: May 2010
Location: Japan
Posts: 3,581
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Re: LT5 Assembly Project
Quote:
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Craig "ZR-1 NO KA 'OI" "ZR-1 ICHIBAN" 1995 #228 Black/Black with Dunn Heads ZR-1 owner since September 2003 ZR-1 Net Registry Founding Member #0074 NCM Lifetime Member #2048 |
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07-11-2012 | #605 |
Join Date: May 2007
Location: Chicagoland, IL
Posts: 9,708
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Re: LT5 Assembly Project
Lee,
Sounds like we need to add fuel at idle and lean out cruise. BLMs will always show 128 at WOT because you are now in Open Loop. WB O2 is only way of telling what AFR is at that point.
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[SIGPIC][/SIGPIC]Former Membership Chairman Former ZR-1 Registry - BOD 1972 Corvette 4speed base Coupe SOLD long time ago 1984 Corvette Z-51/4+3 SOLD 1992 Corvette ZR-1 Aqua/Gray #474 SOLD 1992 Corvette ZR-1 Black Rose/Cognac #458 2014 Honda VFR Interceptor DX |
07-11-2012 | #606 | |
Join Date: Jul 2007
Location: Bartlett, IL
Posts: 7,169
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Re: LT5 Assembly Project
Quote:
I thought that you need to remove fuel to get to 128.. I always forget, since I have a program I created that does it automatically I never remember the actual formula without looking at my code... LOL
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1990 Corvette ZR-1 #1051 Watson Headers (2" Primary) - Flowmaster Cats - Borla Catback Late Model IH - Plenum Coilovers - 4.10s Custom Interior NCM Lifetime Member #978 Last edited by -=Jeff=-; 07-11-2012 at 09:03 AM. |
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07-11-2012 | #607 | |
Join Date: May 2010
Location: Japan
Posts: 3,581
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Re: LT5 Assembly Project
Quote:
What do you recommend for someone wanting to add WB O2 to their car and do you need to install dual bungs and have dual O2 sensors? Thanks, Craig
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Craig "ZR-1 NO KA 'OI" "ZR-1 ICHIBAN" 1995 #228 Black/Black with Dunn Heads ZR-1 owner since September 2003 ZR-1 Net Registry Founding Member #0074 NCM Lifetime Member #2048 |
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07-11-2012 | #608 |
Join Date: Jul 2007
Location: Bartlett, IL
Posts: 7,169
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Re: LT5 Assembly Project
for an accurate reading, before the Cats.. if you can I feel 2 are better then one..
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1990 Corvette ZR-1 #1051 Watson Headers (2" Primary) - Flowmaster Cats - Borla Catback Late Model IH - Plenum Coilovers - 4.10s Custom Interior NCM Lifetime Member #978 |
07-11-2012 | #609 |
Join Date: May 2010
Location: Japan
Posts: 3,581
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Re: LT5 Assembly Project
Thanks Jeff. I thought so and a friend said only 1 side really needed but it seemed you need two because even now with tuning it was found I have a problem on the right side with leak causing lean conditions. When I put my headers back in and install X pipe etc. I thought a good time to have the shop put bungs in even if I plug them for now, but could use when doing the dyno tune with WB O2s. I found one the Innovate system with dual O2s, but very pricey.
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Craig "ZR-1 NO KA 'OI" "ZR-1 ICHIBAN" 1995 #228 Black/Black with Dunn Heads ZR-1 owner since September 2003 ZR-1 Net Registry Founding Member #0074 NCM Lifetime Member #2048 |
07-11-2012 | #610 |
Join Date: Mar 2007
Location: Crystal Lake, IL
Posts: 7,194
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Re: LT5 Assembly Project
out in the country/corn fields this morning on the way to work.....stopped revd it to 3K dropped the clutch and the car did a water box style burnout without using the brake, just sat and smoke the tires....lovin the car...
Every Z needs porting and cams...
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LGAFF 90 #966-150K miles-sold 92 #234-sold 1987 Callaway TT #17 1991 ZR-1 #1359 |
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