Fuel Economy, Hypermiling, EcoModding News and Forum - EcoModder.com - View Single Post - Water cooled exhaust manifold = 20% fuel economy gain

Ecky · 07-27-2019, 09:14 AM

Honda had this in the Insight 19 years ago.

I really wanted one of the K series engines which had a water cooled header (I believe they started in 2009) but it turned out to be impractical for my purposes.

Really enjoy Engineering Explained btw.

07-27-2019, 09:14 AM	#3 (permalink)
Ecky Master EcoModder Join Date: Dec 2011 Location: New Zealand Posts: 5,016 ND Miata - '15 Mazda MX-5 Special Package 90 day: 40.51 mpg (US) Thanks: 2,869 Thanked 2,514 Times in 1,554 Posts	Honda had this in the Insight 19 years ago. I really wanted one of the K series engines which had a water cooled header (I believe they started in 2009) but it turned out to be impractical for my purposes. Really enjoy Engineering Explained btw. __________________ Ecomodding 2015 MX-5 Miata Honda Insight w/Acura TSX engine 2000 Insight TLC & Build Thread Last edited by Ecky; 07-27-2019 at 09:19 AM..