Fel-Pro 2912 is a 2-piece rear main crankshaft seal kit for classic Chevy and GM passenger car and truck engines that need dependable oil control at the back of the crankshaft. Built from premium fluoroelastomer material, it helps handle heat, oil exposure, abrasion, high crankcase vacuum, elevated engine temperature, and high RPM use in performance, racing, restoration, and severe-duty builds.

Fel-Pro 2912 Features:

• 2-piece rear main seal design services applicable early-style GM engines without requiring a 1-piece rear seal conversion.
• Premium fluoroelastomer construction resists heat, engine oil, and abrasion for demanding performance and repair environments.
• Engineered for high crankcase vacuum, elevated engine temperatures, and high RPM conditions common in race and severe-duty small-block builds.
• Designed to help seal imperfect crankshaft sealing surfaces, making it useful during rebuilds where the original surface is not ideal.
• Replacement for General Motors 14096656.

Includes:

• 2-piece rear main engine crankshaft seal kit

Intended as a performance-grade replacement for engine maintenance, restorations, and racing-oriented builds. Research context notes it is generally not intended for emission-controlled vehicles.

Fits many 1959-1985 Chevy and GM passenger cars and trucks with Small Block V8 engines in 262, 267, 283, 302, 305, 307, 327, and 350 cubic-inch displacements, excluding 400; L6 engines in 194, 230, 250, and 292 cubic-inch displacements; and V6 engines in 200, 229, and 262 cubic-inch displacements.