Quote:
Originally Posted by 63gmc4x4
no the magnum and E engines are larger port intake and exhaust, luckily my old intake gaskets are intact will maybe ill have to copy them make my own
|
I have a 401M and have have had the intake off, 305 Gaskets fit fine on the intake side. Also had a full set of 305 Gaskets and a full set of 401 Magnum Gaskets there was No difference on the intake side either on the motor or the gasket sets. Exhaust was much bigger on the Magnun. Dave