M96/97 Valve Sizes, Chamber Volumes, Component details, Failure Types, Misc. Info.
We see an awful lot of busted exhaust bolts in these heads. And we see a lot of failed repairs. We also see a lot
Porsche 944s/968 Services This family of Porsche heads, including the 4 valve 928’s and 968’s, are simply magnificent. Nice port shapes with enough space to
How to easily package heads for safe transport. Please read before shipping.
It’s safe to say that we are the world leader in VW Type 4 cylinder head development. With nearly twenty years of intensive R&D we
We have seen cylinderhead cracks in all models of M96 engines used in 986 Boxsters and 996 911’s up to and including model year 2001,