VX head
#12
Re:VX head
Originally Posted by 91civicZ6
D15Z1 is only 12-16 valve VTEC.. there is no high cam lobe..
(called vtec-e (e for economy)) the vx starts of by using 1 intake valve and switches to 2 valves when the vtec engages
(regular vtec) the ex uses all four valves and changes the lift and the duration of the valves when the vtec engages
in other words, regular vtec goes from slow to fast while vtec e goes from extra slow to slow
#13
Re:VX head
Originally Posted by Paperchaser013
Originally Posted by 91civicZ6
D15Z1 is only 12-16 valve VTEC.. there is no high cam lobe..
(called vtec-e (e for economy)) the vx starts of by using 1 intake valve and switches to 2 valves when the vtec engages
(regular vtec) the ex uses all four valves and changes the lift and the duration of the valves when the vtec engages
in other words, regular vtec goes from slow to fast while vtec e goes from extra slow to slow
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