Originally Posted by dwwl
Od question. I know you can change springs or lighten up the small weilght, but what does the large weilght do. I think my 200 4r works on the same principal, but always wounder what it real funtion was.
Large weight affects Part Throttle, slow speed shift timing.
Light affects WOT shift timing.
Standard & HP Gov comparison Pic >> http://www.gnttype.org/techarea/tran...n/governor.jpg
SS Monte Carlo & Olds 442/HO are similar to the GN/T-Type Gov, the Heavy weight is slightly larger tho'.
"lowriderr9" -- Changes to the Gov will have an effect on all gear shift points so, shimming the 1-2 shift spring in the Valvebody is an option. Valvebodies/Govs are calibrated for rear gear & tire size.