View Single Post
Old 03-10-2008, 02:38 PM   #26 (permalink)
elhigh
Master Novice
 
elhigh's Avatar
 
Join Date: Jan 2008
Location: SE USA - East Tennessee
Posts: 2,314

Josie - '87 Toyota Pickup
90 day: 29.5 mpg (US)

Felicia - '09 Toyota Prius Base
90 day: 52.44 mpg (US)
Thanks: 427
Thanked 616 Times in 450 Posts
Quote:
Originally Posted by apgrok1 View Post
A quick calculation shows that stator rpm in top gear at 30 mph is 1090rpm. If the stator is running faster that the engine by 25%, then engine rpm is 812, which is probably lower than idle. Also, the slower the TC speed, the less efficient it will be. There is probably an exponential drop off in which the TC housing would finally quit turning.
My engine idles around 700rpm. Smaller engines idle faster, YMMV
__________________




Lead or follow. Either is fine.
  Reply With Quote