Thread: 300-6 cam HELP
View Single Post
Old 08-03-2012, 09:38 PM   #7 (permalink)
smokey442
EcoModding Lurker
 
Join Date: Mar 2012
Location: Worcester, MA
Posts: 72
Thanks: 6
Thanked 10 Times in 9 Posts
Stock cam retarted 5 deg.-10deg. will keep the exhaust valve closed longer during the power stroke gaining additional usefull work at part throttle. Delayed intake closing reduces pumping losses slightly and cuts back precombustion pressure allowing the use of a higher CR for a given fuel octane.
  Reply With Quote