; Unique 1/2 spacers are precision machined on state-of-the-art mill working centers, and can be used individually or stacked without the use of gaskets; 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*Not legal for sale or use on pollution-controlled vehicles

• 1/2 spacers can be used individually or stacked without using gaskets
• Thin layers of laminated hardwood, bonded together with resin, form thermal barrier
• Hardwood has a sheet of phenolic resin- impregnated paper bonded to both sides.

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Information:

Unique 1/2 spacers are precision machined on state-of-the-art mill working centers, and can be used individually or stacked without the use of gaskets; 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; Not legal for sale or use on pollution-controlled vehicles.