HKS 87-92 Supra MK3 2.0mm Stopper Head Gasket Turbo Parts Upgrade A: They are made from

A: They are made from durable ABS waterproof material

Stainless steel jet boat header engineered for BBC big block applications with top-mount configuration

improves turbo response

End Type: C-C

50" inner diameter

HKS 87-92 Supra MK3 2.0mm Stopper Head Gasket Turbo Parts Upgrade A: They are made fromHKS metal head gaskets are engineered to resist severe levels of heat that are generated by high horsepower and high boost applications. All HKS head gaskets are constructed with multiple layers of steel and coated with a special fluorine rubber to provide exceptional sealing. HKS head gaskets are designed to accommodate standard and certain oversized cylinder bores. For most applications, multiple gasket thicknesses are available to change the