Yes, it is. I used a new 1993 spec. block and an HKS MLS head gasket with ARP studs and it sealed fine. -Geoff On Fri, Jul 10, 2009 at 5:14 AM, bryan kohart <kohartb at hotmail.com> wrote: > > Does anyone know whether the surface finish on a new Toyota shortblock is > sufficient to seal an MLS head gasket? > > Thanks, > > Bryan >