Description 3SGE BEAMS – Exhaust gasket   Fits between cylinder head and exhaust header flange.   Product options – HD aftermarket: These gaskets have been custom made to act as a heavy duty replacement for the original gasket. These feature pressed steel firing rings with a steel outer / composite inner construction with a total thickness of 1.8mm. The additional thickness allows for greater deflection / variance in the exhaust flange before experiencing a leakage or failure. The exhaust openings are oversize to allow for those with modified exhaust ports, the openings are 34mm tall x 50mm wide for the inner ports and 52mm wide for the outer ports. – Genuine: A genuine metal gasket constructed from thin metal layers.   Part compatibility – Suits all models of 3SGE Beams engines- Blacktop / Redtop / Greytop. – WILL NOT SUIT the earlier 3SGE / 3SGTE engines (Gen-1 to Gen-4).