i have a JDM D15b sohc vtec bottom end with a z6 head and the sohc vtec timing belt doesnt fit. it is too big
i have tried three of them. i also tried a crx si belt and that was way too huge
please help maybe a reward

 

is ur tensoner on the "loose" side of ajustment?

 

The stock jdm d15b vtec motor's head is identical to a d16z6..Except for the cam..

d15z1 timing belt works..(vx)