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#1 |
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Location: Wood Dale , IL
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I'm 100% behind Woodro on this. If you think a fuel injected car is more consistent than a carb car, you are mistaken. I've ruined entire seasons from a consistency stand point by making one seemingly minor wrong call in the ECU. An EFI car has to be set up about perfect to be as good as a carb stocker.
Clint Blezien 37 A/FIA |
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#2 |
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I wish everyone had the opportunity to drive an upper class stick car and find out what they have been missing. Buttons, automatic shifters and 2-steps on the automatic cars take away from the fun that makes Stock "Stock Eliminator"
I understand that it makes the car more consistent and competitive. But they are getting to where all that is left is to add a throttle stop and it's a super class equivalent car. I know that my car isn't the majorities choice to try to win with but I like a challenge. And stick cars do sound differently then they did years ago! Transmissions have come along way and shift much better than OEM equipment. It only takes light footwork to make a smooth gear change. And yes they CAN be shifted clutch-less but it?s a no-no and hard on parts. Hell, I could probably rip the tachometer off the dash and still hit it within reason?. p.s. ? Part of the fun of driving a stocker is shifting with the front wheels in the air ![]() Regards, |
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#3 | |
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Rich Biebel S/C 1479 Stock 147R |
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#4 |
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>>Michael, 11.49 or M/S must wear a Jacket.
Good to hear. Sorry - been a number of years since I ran NHRA. >> As for the Computer shifting the Tranny, the Holley system has a function for shifting the tranny just like the OEM computer. That's cool. >> you guys voted to get the Fuel Injection cars away from the Carb cars Personally, I think they should run together. If the cars are factored correctly, then it should be a non-issue. Thanks for the answers!
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Michael Beard - NHRA/IHRA 3216 S/SS |
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#5 |
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I have to disagree on the inconsistentcy of an EFI car. We are still running the factory ECM and the car is pretty deadly.
Woodro - I am one who does shift with the clutch, well, because I still run the factory transmission, with all the factory internals. The rulebook does state that it has to be clutch-assisted. The overdrive deal is something that I am confused about though. Am I allowed to use it or not? I would like to put a bit more gear in the car and use overdrive, mainly because we are trying to run high 12's with a 200hp combination.
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Lee Norton - N229 STK IHRA H/FIA - NHRA O/SA RacerTees.com |
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#6 |
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When i built the Car back in 94, i was told no Overdrive or lock-up convertor, now if they have changed their(NHRA) minds, i am not aware of it!
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Woodro Josey 2002 STK |
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#7 |
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But how can they tell me no overdrive if I am running the factory transmission?
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Lee Norton - N229 STK IHRA H/FIA - NHRA O/SA RacerTees.com |
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#8 |
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Join Date: Oct 2003
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2007 Rulebook
Transmission, Automatic "Any model transmission (must be same make as car) having the same number of forward speeds (O.D. gear not required) and reverse permitted. Transmission case must be OEM from a standard automotive application as found in the Official NHRA Stock Car Classification Guide. NHRA-accepted adapter plates permitted. Modifications to shifting pattern permitted, provided full shift pattern is retained. Full shift pattern must include park and reverse. Any gear change must occur as a result of an internal function of the transmission or from direct action by the driver. Pneumatic, hydraulic, electric, etc. shifters prohibited. Lockup converter permitted if OEM-equipped with lockup converter and OEM transmission is used. Otherwise lockup converters prohibited. Electronic shifting of automatic transmission permitted in computer-controlled electronic-fuel-injected vehicles. Otherwise, automatically shifted transmissions prohibited. Deepened stock or aftermarket transmission oil pans permitted. Drilling of transmission case or rear of engine block to adapt incompatible units prohibited. Functional neutral safety switch mandatory. Transmission brake prohibited. Tailshaft modifications for bushing replacement, or NHRA-accepted aftermarket tailshaft, permitted. See General Regulations 2:12, 2:14. Transmission, Manual OEM or NHRA-accepted aftermarket transmission having same number of forward speeds (O.D. gear not required) as original, and reverse, may be used. All gear changes must result from direct action of the driver. Pneumatic, hydraulic, electric, etc. shifters prohibited. Floor-shift conversion kits permitted. Clutchless transmissions prohibited. Clutch must be used to change gears in a conventional manner See General Regulations 2:12. Automatic Transmission It seems that any automatic transmission can shift automatically as long as it is not controlled externally. Otherwise the driver shifts the transmission. Only EFI cars can shift electronically. If the car was originally equipped with a lock-up converter and the originally equipped transmission is used, lock-up converters can be used. Manual Transmission With manual transmission OD need not be used. Does not say that OD cannot be used. Hope this helps! Frank
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Frank Ferrucci I/SA 1271 "Be Thankful for the Gifts You are Given" |
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#9 |
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Lock up converters????????????? thats a complete new thread.
love those 4 speeds John |
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#10 |
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The overdrive deal is something that I am confused about though. Am I allowed to use it or not? I would like to put a bit more gear in the car and use overdrive, mainly because we are trying to run high 12's with a 200hp combination.[/QUOTE]
I doubt that you would be very happy using the factory overdriven 5th gear in a Stocker. When I was still running original style T5`s in my M/S 85 Mustang, I did try using 5th on one run, rather than letting the engine hang its tonque out in 4th. The OD on my T5 was 0.68, I believe, and the RPM dropped like a rock, and the car dropped off a bunch. I doubt that you could run enough rear gear to make the OD feasable, especially with such a low power engine. Even if you could, the 1-2 shift would crazy. Also, every OD stick trans I`m aware of has very weak looking gears, as OD is normally a "cruising" gear, without much load being used. As for Mr. Hendersons comments about the fun aspect of a faster stick car, he is dead on. Although it`s not a Stocker, I have a Ford Fairmont bracket car with a 428FE and Jerico 4 speed, that runs 10.0`s at 132, with 1.29 60 foots, hard not to smile banging gears while wheels up !
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NHRA 6390 STK M/S 85 Mustang |
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