BMW M42/M44/M50/M52 Cylinderheads M20 Cylinderheads All of these heads are prone to crack from beneath an exhaust valve seat, across the deck and over to
Porsche M96 M97 Exhaust bolt removal
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
944s,944S2Cylinder Heads
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
A Tale Of Three Heads:The 3.4l Porsche Lineage M96,M97,9A1
I originally published this article in 2012. Though I’ve made major advancements in certain areas with all three of these heads, the basic info here
2.0 Transporter Blueprint Specials
Blueprint Specials. The finest 2.0 VW Transporter O.E. specification replacement cylinder heads available anywhere.
Volkswagen
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
Hoffman Automotive Machine (706)769-3783 
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