Engine Operating Temps
EFISYSTEMS at aol.com
EFISYSTEMS at aol.com
Wed Oct 14 07:12:59 GMT 1998
In a message dated 98-10-13 00:40:01 EDT, you write:
<< Subj: Engine Operating Temps
Date: 98-10-13 00:40:01 EDT
From: romans at pacbell.net (Mark Romans)
Sender: owner-diy_efi at efi332.eng.ohio-state.edu
Reply-to: diy_efi at efi332.eng.ohio-state.edu
To: diy_efi at efi332.eng.ohio-state.edu
I disagree about the cooler the more power. Read Smokey Yunicks
"Power Secrets" Book. I originally did the cooler thermostat stuff. That
is fine on the dyno, however on the street in the summer with the ac on I
have been unable to keep the car that cool. It runs at 220 deg f. So I
tuned it to run at that temp. Pulled some timing out of the map. Smokey
says the engine will make 3% more power at 210 deg f. than at a lower temp.
EFI also allows you to run the max advance and control fuel distribution
with a nice hot engine. Before I put the headers on it did 290 hp at the
rear wheels and it runs a LOT better now. @ 195 deg f minimum. Buy the
book. Smokey is a very smart guy.
Mark
Hiya Mark,
I still stand behind my statement....if controlled,heat is
energy...energy is horsepower.......
-Carl Summers
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