If your running a 13b in your 1200 then you may be interested in this
For sale is an inlet manifold that came with a 13b.
It has been altered to fit dcoe webers or dellorto carbys rather than the convensional ida webers.
It uses a thick alloy plate that has been cut and match ported to the inlet manifold.
It has new studs fitted to the plate for the dcoe/dhla carby pattern.
http://datsun1200.com/modules/myalbum/photo.php?lid=16118&full=1htp://datsun1200.com/modules/myalbum/photo.php?lid=16120&full=1Great quality, would suit quad throttle bodies.
If your interested please let me know