Moroso SB Chevy Rear Seal Adaptor - Use w/ Old Style Oil Pan (Pre-1980 Blocks w/ Driver-Side Dipstick) R03P003L Does not fit convertibles without

Does not fit convertibles without an X-brace modification

Built-in quarter window recess

Since 1920

Lineloc / Roll Control and you won't believe your eyes

GM F-Body 1985-87

Moroso SB Chevy Rear Seal Adaptor - Use w/ Old Style Oil Pan (Pre-1980 Blocks w/ Driver-Side Dipstick) R03P003L Does not fit convertibles withoutConverts one piece rear main seal on 1986 and newer Small Block Chevy blocks to the old style, two piece rear seal when installing the old style crankshaft in the newer style blocks Available for use with both new style oil pan (1986 and newer blocks with one piece rear seal), and old style oil pan (pre 1980 blocks with driver side dipstick) Manufactured from billet aluminum Includes fasteners Moroso Performance Products is one of the worlds most