Like the others have said, sounds like torque converter drain back. TransGo has a kit for this problem alone, and "reprogramming" (not electronic) kits to improve shifting and other demons. Did the TF2 kit in my "72 Polara with A727, very nice. Shifts firm like my "79 Mercedes Diesel.
Don"t know how far back this problem goes, but at least to the early 60"s aluminum TorqueFlites. Torque converter circuit is also cooling and lubrication on these boxes. When in park, the flow is restricted, but in neutral it is not. Idle in neutral and it will pump up quick. When these transmissions are used in applications where the vehicle sits in park and high idle, like carpet cleaners and service trucks, the transmission fail from lack of lubrication.
Probably this problem is from the early days when TorqueFlite did not have a park position. Had to redesign the valve body to allow for park when they went away from push buttons.
We sell tractor parts! We have the parts you need to repair your tractor - the right parts. Our low prices and years of research make us your best choice when you need parts. Shop Online Today. [ About Us ]
Today's Featured Article - A Cautionary Tale - by Ian Minshull. In the early 1950s my father bought an Allis Chalmers B and I used it for all the row crop work with the mangolds and potatoes, rolling and the haymaking on our farm. The farm and the Allis were sold and I have spent a lifetime working on farms throughout the country. I promised myself that one day I would own an Allis. That time event
... [Read Article]
Latest Ad:
1964 I-H 140 tractor with cultivators and sidedresser. Starts and runs good. Asking 2650. CALL RON AT 502-319-1952
[More Ads]
All Rights Reserved. Reproduction of any part of this website, including design and content, without written permission is strictly prohibited. Trade Marks and Trade Names contained and used in this Website are those of others, and are used in this Website in a descriptive sense to refer to the products of others. Use of this Web site constitutes acceptance of our User Agreement and Privacy Policy
TRADEMARK DISCLAIMER: Tradenames and Trademarks referred to within Yesterday's Tractor Co. products and within the Yesterday's Tractor Co. websites are the property of their respective trademark holders. None of these trademark holders are affiliated with Yesterday's Tractor Co., our products, or our website nor are we sponsored by them. John Deere and its logos are the registered trademarks of the John Deere Corporation. Agco, Agco Allis, White, Massey Ferguson and their logos are the registered trademarks of AGCO Corporation. Case, Case-IH, Farmall, International Harvester, New Holland and their logos are registered trademarks of CNH Global N.V.