Thread: My 400 yz
View Single Post
  #16  
Old 12-30-2021, 11:35 PM
Formulabruce's Avatar
Formulabruce Formulabruce is offline
Ultimate Warrior
 
Join Date: Nov 2004
Location: North East of AMES PERFORMANCE, in the "SHIRE"
Posts: 9,621
Default

Quote:
Originally Posted by steve
On low compression motors there is much more residual hot gasses left in the cylinder at BDC and this in and of itself increases engine temps.
The OP's motor will be somewhere in the lower 9:x CR
Whats LOW to you?
I have YET to see a 7.6-8.8 CR engine overheat unless it was a severely smogged and fouled up engine, way out of tune.
This isn't a RACE build.... like many here in "Street" tend to push builds too.
Heat is a concern at his location, and there are options for that.

__________________
" Long may we DRIVE !"