Description
Comparison points and tradeoffs
When comparing 12905 Rear Main Seal with other Rear Main Gasket Sets options, use this source-backed detail as the primary discriminator: Category: Replacement Parts / Gaskets / Rear Main Gasket Sets.
Use this second fact to evaluate the tradeoff: Innovations include embossed copper exhaust gaskets, Dyno Pak bulk packs for the engine builder, proprietary gasket coatings and steel core laminates, precision molded polyurethane carburetor gaskets and the worlds only self-sealing copper racing head gaskets. A third point to compare across alternatives is: Product identity: 12905 Rear Main Seal.
Alternative-selection boundary
Choose an alternative when its stated identifiers, application, package, or specifications better match the requirement; no unverified competitor claim is introduced here.
Complete source-backed product details
Now in our 26th year, SCE Gaskets, Inc. has become a recognized leader in the manufacture of engine gaskets for automotive racing and high performance applications. Using advanced engineering, CNC technology, dynamometer and on-track testing, plus ongoing relationships with many leading engine builders and crew chiefs, SCE has developed many effective and durable sealing solutions. Innovations include embossed copper exhaust gaskets, Dyno Pak bulk packs for the engine builder, proprietary gasket coatings and steel core laminates, precision molded polyurethane carburetor gaskets and the worlds only self-sealing copper racing head gaskets.
Source product highlights
About this item
- Rear
- Main
- Seal

SteveO –
All the gasket mfgs are sourcing their AMC V-8 rear main seals offshore and they all leak. SCE is the only mfg that is producing the correct sized seal