t-56 LT1 flywheel

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Mar 4, 2004 | 07:44 PM
  #1  
Does anyone know the weight of the stock flywheel?
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Mar 15, 2004 | 12:24 PM
  #2  
don't know for sure but i'd guess about 25lbs
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Mar 16, 2004 | 09:22 AM
  #3  
Probably a bit closer to 30 if I remember right. It's pretty hefty. Don't get temped with a lightweight one though. The car won't idle very well from the lack of inertia. Guess how I know that?
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Mar 16, 2004 | 09:54 AM
  #4  
very close to 35lbs


its unbelievably heavy.




TKOPerformance:
growing up, my dad did alot of sports car stuff... and i know all about the "oh lets put a alum fly weight flywheel in the street car" and then having it stall thing.

but i seriously think you can drop the weight of that heavy thing almost in half.. to say, 15ish and still have almost no drivability loss.... or atleast down to 20.... its insanely heavy..
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Mar 16, 2004 | 09:58 AM
  #5  
My aluminum flywheel weighs about 15lbs, and the car has an unstable idle, and it's a TPI 350. Every authority I've read says not to lighten it by more than 3-5 lbs. Typically they just window cut the stock flywheel. I didn't listen and now I'm paying the price.
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Mar 17, 2004 | 12:20 AM
  #6  
I hope I don't have any problems with the McLeod Street Twin. I'm opting for the steel flywheel, but it is supposedly lighter than stock.
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