Stef's Rear Main Seal Adapter - 1-Piece Seal to 2-Piece Crank Seal - Big Block Chevy 66034 It allows motor oils a

It allows motor oils a higher degree of lubricity which reduces oil consumption and operating temperatures

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Stef's Rear Main Seal Adapter - 1-Piece Seal to 2-Piece Crank Seal - Big Block Chevy 66034 It allows motor oils aProduct Description: Rear Main Seal Adapter 1 Piece Block to 2 Piece Crank Big Block Chevy While STEF'S Fabrication Specialties offers many oil pan types and designs for most forms of motorsports, they all share one thing in common; method of manufacture. All STEF'S oil pans are fixture assembled and 100% heli arc welded inside and out to produce a fully fabricated product. Unlike some brands which use OEM, IMPORTED, or OEM look a like dissimilar