The JE Pro Seal head gasket for Mitsubishi 4G63 engines used in Evolution IV–VIII is listed with an 87.5mm bore and 0.039-inch thickness. It serves as a replacement sealing gasket to restore head-to-block sealing for combustion and coolant passages during rebuilds or head service. Confirm the 87.5mm bore and 0.039in thickness before fitting to the compatible 4G63 Evo application.
JE Pro Seal Mitsubishi 4G63 EVO 4-8 87.5mm 0.039in Head Gasket