Crankshaft Rear Oil Seal Housing Gasket.  Fits 90~95 ZR-1 LT5. 1 gasket required.

Same thickness as OEM GM gasket. This is a precision, die-cut gasket, made exclusively for Jerry's Gaskets, utilizing original engine drawings for dimensions. Made from Pro-Formance/MicroPore, non-asbestos gasket material with a fully cured nitrile butadiene rubber binder, 12~20% compressibility for excellent sealability and a max temp rating of 550F.

See part #405 in the diagram.