Speedmaster PCE536.1002 Chevy SBC 350 Rear Main Seal Replacement 1pc Aluminum

The Speedmaster PCE536.1002 is a one-piece aluminum rear main seal designed as a direct replacement for late-model Chevy SBC 350 engines. This rear main seal sits at the back of the engine block where the crankshaft exits, sealing the junction between the crankshaft and engine block to prevent oil leakage. The aluminum construction provides durability and reliable sealing performance for both street and rebuild applications.

This replacement seal is engineered specifically for SBC 350 compatibility and is commonly used in engine rebuilds, oil leak repairs, and full engine overhauls. The one-piece design simplifies installation compared to traditional two-piece seals, making it a popular choice among engine builders and mechanics performing crankshaft or rear bearing work. Whether you're restoring a classic Chevy engine or addressing a weeping rear main, this Speedmaster seal delivers the precision fit needed for a lasting, leak-free seal.

Key Features & Benefits

• 1-Piece Design: One-piece construction simplifies installation and reduces potential leak points compared to traditional two-piece seals.
• Aluminum Construction: Durable aluminum material provides reliable long-term sealing performance in engine applications.
• SBC 350 Fitment: Engineered specifically for late-model Chevy SBC 350 engines for precise compatibility.
• Rear Main Seal: Seals the crankshaft exit point at the rear of the engine block to prevent oil leakage.

Specifications

Ideal Applications

• Engine rebuild and overhaul projects
• Crankshaft replacement and rear bearing service
• Oil leak repair at the rear main seal location
• Full engine restoration on classic Chevy SBC 350 vehicles