View Single Post
Old 05-23-2022, 02:42 AM   #7 (permalink)
Master EcoModder
Ecky's Avatar
Join Date: Dec 2011
Location: New Zealand
Posts: 5,009

ND Miata - '15 Mazda MX-5 Special Package
90 day: 40.51 mpg (US)
Thanks: 2,866
Thanked 2,507 Times in 1,550 Posts
Prius has a coolant thermos that holds a large amount of coolant and keeps it hot from the previous trip.

Block heaters work. I've found that especially in winter, they save money overall, so long as you run them less than 2 hours or so.
  Reply With Quote