Haisley Machine

Includes standard thickness AFTERMARKET 12 valve Cummins gasket modified for the use of fire rings. Requires the machining of grooves into the cylinder head or engine block for use. 6 mild steel...

  Includes standard thickness 24 valve AFTERMARKET head gasket modified for the use of fire rings. This kit will also work on 2003-2007 Dodge 5.9L Cummins Diesel Trucks  Requires the...

  Includes standard thickness multi-layer steel 5.9L CR Cummins gasket modified for the use of fire rings. Requires the machining of grooves into the cylinder head or engine block for use. 6...

Includes standard thickness multi-layer steel 6.7L Cummins gasket modified for the use of fire rings. Requires the machining of grooves into the cylinder head or engine block for use. 6 mild steel...