Thread: D15B vs D15Z1
View Single Post
Old 01-18-2012, 01:20 AM   #9 (permalink)
Ryland
Master EcoModder
 
Ryland's Avatar
 
Join Date: Jan 2008
Location: Western Wisconsin
Posts: 3,903

honda cb125 - '74 Honda CB 125 S1
90 day: 79.71 mpg (US)

green wedge - '81 Commuter Vehicles Inc. Commuti-Car

Blue VX - '93 Honda Civic VX
Thanks: 867
Thanked 433 Times in 353 Posts
Quote:
Originally Posted by Ragnarok Warrior View Post
As far as the "boost" button is concerned, Hondas use electronic controls for the cam phasing correct?
Yes, it's an electronic valve that opens up an oil passage to move a pin that locks the rocker arm to the follower that rides on the other cam lobe.
On the Civic VX engine (D15Z1) that happens at around 2,500 RPM.
  Reply With Quote