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C5 Z06 TTA Set Up for 2010


CShay6

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Our cars however, seem to have taken a liken to each other. (pic was edited to be SFW)

 

:mtndewspewonmonitor:

 

 

We need names on the doors to figure out who is on top

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I just dont see either of these options being cost effective since you now have to be on the factory sway bars and will eat the outer shoulder of an A6. Anyone have other set up suggestions for the C5Z in TTA?

 

 

Ok funny stuff, but back on topic. I think the car to beat in TTA this year is going to be a well tuned C5Z with sways, CAI and 275 super softs. That's a pretty powerful package combined with all the free stuff. You could even do 275 R6's and still have 3 points left over.

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I think the car to beat in TTA this year is going to be a cheatin' 99 FRC with a .581 lift cam, extrude honed intake, nitrous, cheater tires, aero assisted hood, and probably OEM shock housings revalved by Ken Anderson himself

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Ok funny stuff, but back on topic. I think the car to beat in TTA this year is going to be a well tuned C5Z with sways, CAI and 275 super softs. That's a pretty powerful package combined with all the free stuff. You could even do 275 R6's and still have 3 points left over.

 

 

So, Z06 is 7 pts, 275 A6's are 9 pts, sways are 2 pts, that is 18, how do fit the CAI in there?

 

 

John

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So, Z06 is 7 pts, 275 A6's are 9 pts, sways are 2 pts, that is 18, how do fit the CAI in there?

John

 

13) Modification of the OEM air intake/box, air filter location, air piping to the turbo/

supercharger/intercooler/throttle body/carburetor, or hood/fascia/fender air inlet(s),

outlets, or vents +1 (air filter upgrade alone—0 pts.)

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Unfortunately for this C4 driver, the new rules have forced the rest of the C5Z guys into the fastest setup. It's been known in the Great Lakes Region since '07 that CAI, 275's and sways were the way to go fast in a Z. That was even before free tuning...

 

Keep in mind that the CAI could put you over the hp/wt limit if NASA starts using GPS monitoring for compliance.

 

 

 

 

Matt (looking to trade for a beater C5 Zo6)

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sperkins

 

Thanks, I figured it was in there somewhere!!

 

John

 

Scott has memorized the rules so at least he knows what is being broken....

 

Depending on the track I think stock sways and a 295 tire (Alan Wilson design or a track with long sweepers) could be faster then 275 and stiffer sways (Road Atlanta and VIR seem to like 275s). But swapping the bars and setup (and the revised paperwork) is more work.

 

With my 99FRC down - most likely with major engine overhual needed - it is time to chose where to go. TTB where it started (lots of changes needed), TTA - requiring a LS1 engine build (again) or TTS where a crate LS6/2 can be swapped right in and I can play more with the setup....or even back to the street with a stock suspension, fresh paint and a coat of Zaino wax.

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Depending on the track I think stock sways and a 295 tire (Alan Wilson design or a track with long sweepers) could be faster then 275 and stiffer sways (Road Atlanta and VIR seem to like 275s).

 

I agree. If not for the rule changes for 2010, I'd be at CMP in Feb with the stock airbox and 295 A6's that I ran at road atlanta.

 

Beyond that, I think there is 1 other C5Z set up that would rule supreme, if the funds allow, I will test it at CMP in may.

 

Jeff I am with you in TTB. If I can find a cheap FRC this year, I may put a base suspension on it, cage it, and build for PTB/TTB while I am running my 01 in TTA. I think the cost would be much less, and it's probably 95% of the fun. And once you have a nice FRC/caged chassis, you can always just mod it out later for whatever class you want (PTA, ST2, yada yada). TTS/ST2 gets to be a spending contest though, I'll have to win the lotto first.

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.....TTS/ST2 gets to be a spending contest though, I'll have to win the lotto first.

 

That is my concern with the TTS pool - the competition is great but the cost can get prohibitive. If I can pick up a stock C5Z I may take it to TTA since the numbers are good.

 

So what are our TTB C5 shock options?

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So what are our TTB C5 shock options?

 

Pretty much FE1 only since a 275 R6 is an 11 point tire. That only leaves one point on the table. Not sure how a 3,200lb C5 would do on 245's.

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Not sure how a 3,300lb C5 would do on 245's.

 

probably better than you think

 

yeah I think you're stuck with the FE1 springs/shocks. I'd have to research the development history, dunno if the FE1 got updated shocks late in the C5 life span (03/04). You could always backdate/update to whatever was newest.

 

I put Z06 sway bars on a local guy's 04 coupe and I drove it, and I don't remember it being horrible. It's got a lot more nose pitch under braking and it sits down a lot more under power.

 

I think you'd have to run Z06 or T1 sway bars, with the G's you'd generate with R comps, you'd have it on the door handles with the FE1 springs/sway bars. Not a lot of roll stiffness.

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Best I remember in my TTB research, the FE1 shocks and springs remained the same throughout the model run. I asked Greg about using F45 suspension pieces since it was offered on a base classed TTB* Corvette and he said that anything other than FE1 is considerd a factory option and cannot be used. Base automatic vs base 6 speed cars even had different spring rates, but he specifically said you cannot mix and match between cars.

 

Also, I think you'd have a load rating problem on 245's at a place like Lowes and possibly even Roebling.

 

You can update or backdate them with any base trim C5 springs (not Z51 or other optional packages).

 

Front Springs

Part Number Casting Num Code Rate Years Suspension Useage

22178728 440# 97-02 FE1 w/o F45 All bodies with soft ride susp FE1,(EXC Chasis Realtime Damping F45)

22178729 22171750 AY 525# 98-00 FE3/Z51, FE4/Z06 All bodies with sport suspension Z51/FE3 and Z06 suspension FE4

22178748 457# 99-02 FE1 with F45 Y07-67 Soft ride suspension FE1, Chasis realtime damping F45

12480063 22188479A 582# 97-02 T1 New New style T1 front spring

22188479 582# 97-02 T1 Old Old style T1 front spring

 

Rear Springs

Part Number Casting Num Code Rate Years Suspension Useage

22179019 577# 98-03 FE1 with MM6 All bodies with 6 speed MM6 and Soft ride suspension FE1

22179020 22171757 RJF 634# 98-00 FE3/Z51 with MM6 All bodies with 6 speed MM6 and Sport suspension Z51/FE3

22146323 588# 98-03 FE1 with M30 All bodies with 4-spd auto trans M30 and Soft ride suspension FE1

22146646 645# 98-03 FE3/F51 with M30 All bodies with 4-spd auto trans M30 and Sport suspension Z51/FE3

22188038 22188078 RJH 714# 01-03 FE4/Z06 with M12 Z06 Hardtop with 6 speed M12 and FE4 Suspension

12480064 22188480 794# 97-02 T1 T1 Rear Spring

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Best I remember in my TTB research, the FE1 shocks and springs remained the same throughout the model run. I asked Greg about using F45 suspension pieces since it was offered on a base classed TTB* Corvette and he said that anything other than FE1 is considerd a factory option and cannot be used. Base automatic vs base 6 speed cars even had different spring rates, but he specifically said you cannot mix and match between cars.

 

Also, I think you'd have a load rating problem on 245's at a place like Lowes and possibly even Roebling.

 

You can update or backdate them with any base trim C5 springs (not Z51 or other optional packages).

 

Front Springs

Part Number Casting Num Code Rate Years Suspension Useage

22178728 440# 97-02 FE1 w/o F45 All bodies with soft ride susp FE1,(EXC Chasis Realtime Damping F45)

22178729 22171750 AY 525# 98-00 FE3/Z51, FE4/Z06 All bodies with sport suspension Z51/FE3 and Z06 suspension FE4

22178748 457# 99-02 FE1 with F45 Y07-67 Soft ride suspension FE1, Chasis realtime damping F45

12480063 22188479A 582# 97-02 T1 New New style T1 front spring

22188479 582# 97-02 T1 Old Old style T1 front spring

 

Rear Springs

Part Number Casting Num Code Rate Years Suspension Useage

22179019 577# 98-03 FE1 with MM6 All bodies with 6 speed MM6 and Soft ride suspension FE1

22179020 22171757 RJF 634# 98-00 FE3/Z51 with MM6 All bodies with 6 speed MM6 and Sport suspension Z51/FE3

22146323 588# 98-03 FE1 with M30 All bodies with 4-spd auto trans M30 and Soft ride suspension FE1

22146646 645# 98-03 FE3/F51 with M30 All bodies with 4-spd auto trans M30 and Sport suspension Z51/FE3

22188038 22188078 RJH 714# 01-03 FE4/Z06 with M12 Z06 Hardtop with 6 speed M12 and FE4 Suspension

12480064 22188480 794# 97-02 T1 T1 Rear Spring

 

You can mix and match the springs and sways in base model cars (i.e., MM6 vs auto - though it is negligible) - you cannot slip in a Z51 or ZO6 spring.

 

C5 sways vary quite a bit over the model run (base and Z51).

 

If you get the car to min wt the springs and dive/roll will not be as big an issue - just get your ride height where you need it.

 

So what is the "FE1" shock and who all made them? I am guessing a Rockauto.com stock replacement is legal (OEM style) and replace often...

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So what is the "FE1" shock and who all made them? I am guessing a Rockauto.com stock replacement is legal (OEM style) and replace often...

 

Sachs? It's a little bitty bugger, housing body is way smaller than the Z51/Z06. less unsprung weight right

 

Will a tuned stock LS1 w/ stock C5 exhaust make 317 to the wheels?

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Will a tuned stock LS1 w/ stock C5 exhaust make 317 to the wheels?

 

Might be tough - especially for an early year. Here's an article I saved from a while back where a stock 2003 Corvette put down 274.5 hp and 306.6 lb-ft of torque bone stock. BUT...amazingly, just a Halltech intake brought it up to 311 hp and 330 lb-ft.

 

http://www.gmhightechperformance.com/tech/0905gmhtp_chevy_corvette_c5_simple_bolt_on_upgrades/index.html

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So what is the "FE1" shock and who all made them? I am guessing a Rockauto.com stock replacement is legal (OEM style) and replace often...

 

Sachs? It's a little bitty bugger, housing body is way smaller than the Z51/Z06. less unsprung weight right

 

Will a tuned stock LS1 w/ stock C5 exhaust make 317 to the wheels?

 

I know a legal mod prepped LS1 with headers can make a lot more then that - but you have to play with the heads, intake and cam from different years in the C5 run and with free mod bolts it can spin much higher. I was wondering what the hit would be for no headers and stock C5 exhaust - at least 30 hp and torque across midrange.

 

I have worn out set of FE1s but I cannot figure out who made them or when. The current set I have on the FRC I got free when a wise man upgraded to 04 ZO6 shocks....they do not work great with the VBP springs but do OK.

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they do not work great with the VBP springs but do OK.

 

I'd like to take a ride in the FRC sometime if possible to see what the VBP springs are like.

 

As soon as we can get it where the oil and water are not mixing in the motor!

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