11/7/03

Mike,

I have 65 Chevy Nova with a 406 CID and Powerglide .It runs 8.87 on nitrous oxide. I'm having problems with the Powerglide making a roaring noise (like a bad bearing) in first and high gear. The Powerglide has a Hipster Aluminum Transbrake, 1.76 low, five clutches in both forward drum and reverse and a JW high volume pump. The noise first started in high gear and continued to get worse in both gears. I have an Autometer pressure gauge installed at the servo port that reads 250 psi. I have disassembled the transmission and I don't see anything wrong . Do you have any ideas? Can a valve body create noises?

Regards,

Louis Dentley

Louis,

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Noises can be a real hassle. If there were something going away in the trans or converter the pieces would be in the trans pan. You might have the torque converter checked just to be sure. You could also put a pressure gauge on to see if the pressure is steady. If the needle is jumping around it may be the pressure regulator buzzing. Anyway, you're looking for clues to maybe give you an idea of what your noise is. You just have to keep diggin'.

Thanks,

Mike
To contact Mike Stewart email trannytech@dragracingonline.com

 

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