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-   -   HP Adjustments on NHRA.com (https://classracer.com/classforum/showthread.php?t=53854)

Herbie Null 07-11-2014 01:58 PM

Re: HP Adjustments on NHRA.com
 
.....

Randall Klein 07-11-2014 02:32 PM

Re: HP Adjustments on NHRA.com
 
It's a mess

One thing I never cared for in IHRA is the alphabet soup classes: what the heck is that?

Besides racing, I enjoy following SS, and I've always liked mentally noting what a traditional SS should run; being impressed when a SS/AA hemi ran into the 8's, or recently some GA early Camaro's being near the top of qualifying....it means something.

Except for traditional SS cars, you never know for sure whats pulling into the water box, what to be impressed by (or not)...but that's what we've got...still the best show going IMHO

Michael Beard 07-11-2014 03:17 PM

Re: HP Adjustments on NHRA.com
 
Quote:

Originally Posted by Randall Klein (Post 437644)
One thing I never cared for in IHRA is the alphabet soup classes: what the heck is that?

Super Stock Production is like Modified with more rules: production style engines and heads running lbs per cubic inch. There are 4bbl and 2bbl classes. I'm a little confused on how you can dislike something you don't know anything about.

Complete rules are available in the rulebook on www.ihra.com

Paul Precht 07-11-2014 03:22 PM

Re: HP Adjustments on NHRA.com
 
Quote:

Originally Posted by Herbie Null (Post 437639)
How about putting in a 350 255hp motor and claiming the 67 6 Cylinder camaro with a shipping weight of 2769lbs. Now that would be a real GT car? I do not know how light you can get your car though. Or put in a 305 fuel injected motor in it, 275hp GT/GA at 3190 pounds. Now you and the Cobolt weigh the same except the colbolt is a better race car. Only problem with this is you would then only be able to run GT like me.

I'm pretty sure you have to run the heaviest shipping weight for a given body style so that would be a 396 weight for a 67.

Herbie Null 07-11-2014 04:12 PM

Re: HP Adjustments on NHRA.com
 
Removed post, what was I thinking!!

Paul Precht 07-11-2014 04:24 PM

Re: HP Adjustments on NHRA.com
 
Back in 74 I was bracket racing my 63 Ply at West Hampton with a single four 413, a small Lunati cam, 10” convertor, 4779 Holley and cheap headers. Without me in it the weight was 3350 with about ½ tank of gas. It typically ran 12.0s to 12.10s and occasionally dipped into the 11.90s. at 113-114.5 MPH. That summer I put the 413 into a 67 Cuda fastback that I bought from a neighbor. The Cuda had stock 273 suspension, full interior a well used set of 9 x 14 slicks and the same 10” convertor. I put an 8 ¾ rear and K member in from a 68 383 Cuda that a friend stripped. I expected it to be a lot lighter but it weighed 3330 with half a tank of gas so a mere 20lbs was the difference. It ran 11.80s and 90s at 116-117.5 the whole summer. 2 tenths and 3 MPH just in body change, I was surprised at the time.

Tom Moock 07-11-2014 08:22 PM

Re: HP Adjustments on NHRA.com
 
Michael Beard, I think what Randy was thinking is when see a regular SS/Stock car run you have a idea what motor is in the car, 305 in a Camaro, 68 cuda 426 or 69 Camaro 396, in the gt class`s it could be chevy, Pontiac, cad,& its like watching .90 class`s. Tom

Mike Semeniuk 07-11-2014 08:25 PM

Re: HP Adjustments on NHRA.com
 
Quote:

Originally Posted by SS 230 (Post 437588)
Try running a G body!!!
I've been writing letters way before fwd conversions.
Gary Norman

yup - try running a G Body, Ive been writing letters too but -

SStockDart 07-11-2014 11:25 PM

Re: HP Adjustments on NHRA.com
 
I don't run gt... but questioned a friend how he got a similar car into gt. Response was heaviest weight for the body....then you can make a 200 pound adjustment before you claim your gt class.

tim worner 07-12-2014 12:03 PM

Re: HP Adjustments on NHRA.com
 
How do I become a member of FOG?


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