D15B7 Vs. D16A6 IM

[DJ_SaNdOz]

I know that the A6 & B7 heads are very similar; but, are the IM the same on these? Just curious. I have an old A6 IM in my closet & if it will show some gains it may as well go on the motor. TIA

[transzex]

same design, just the TB mount is different bolt pattern.

[DOG]

Here's my b7 IM
http://d-series.org/album_pic.php?pic_id=88