Unique 1/2" spacers are precision machined on state-of-the-art millworking centers, can be used individually or stacked, requires the installation of a gasket on either side of the spacer whether the spacer is individual or stacked
Thin layers of choice laminated hardwood, bonded together with resin, form a natural thermal barrier
Top-quality hardwood has a sheet of phenolic resin- impregnated paper bonded to both sides
Can be easily modified to your particular manifold for optimum performance
Gaskets are not included
*Not legal for sale or use on pollution-controlled vehicles