These gaskets are made of 3/32" thick black fiber, not cork or rubber. Theseare quality gaskets made right here in So Cal.
MR. GASKET 61082MRG Transmission Oil Pan Gasket GM TH400
Oldsmobile 1961-63 F85 Roto 5 Transmission Oil Pan Gasket Olds F85
Transmission Oil Pan 31390-1XJ0C For Infiniti#
Chevy Chevrolet GM Turboglide turbo glide transmission oil pan gasket 1957-61
Packard Hudson Nash 1949-1956 Ultramatic Transmission Oil Pan Gasket 21 bolt
Transmission Oil Pan Gasket Seal Rubber Material Replacement Installation