View Single Post
Old 08-03-2010, 10:13 AM   #11 (permalink)
Daox
Administrator
 
Daox's Avatar
 
Join Date: Dec 2007
Location: Germantown, WI
Posts: 11,179

CM400E - '81 Honda CM400E
90 day: 51.49 mpg (US)

Daox's Grey Prius - '04 Toyota Prius
Team Toyota
90 day: 49.53 mpg (US)

Daox's Insight - '00 Honda Insight
90 day: 64.33 mpg (US)

Swarthy - '14 Mitsubishi Mirage DE
Mitsubishi
90 day: 56.69 mpg (US)
Thanks: 2,477
Thanked 2,546 Times in 1,536 Posts
Quote:
Originally Posted by SuperHatch View Post
I would venture to say, that if you are putting enough load on the engine at 2000RPM to induce knock, you should downshift at least one gear. You will probably accelerate quicker with less throttle input and as a result, use less fuel. A fuel consumtion calculator like scangauge or MPGuino will help prove this point.
That is likely going to give worse mileage. You don't want to use less throttle, you want to use more throttle to decrease pumping losses. This is why P&G works so well.

__________________
Current project: A better alternator delete
  Reply With Quote