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This Mr. Gasket Rear Main Seal is made from Viton® Rubber. This style of rubber can handle high temperature like silicone rubber, but with superior abrasion resistance. It's durability and design make it recommended for applications that have high engine vacuum, like racing engines that utilize external vacuum pumps for crankcase evacuation.
Mr. Gasket Rear Main Seal - Viton® - High Vacuum - 1971
$38.58
Features:
- Repairs That Leaky Rear Main Sail
- Viton® Rubber Offers Both Abrasion Resistance & High Temperature Tolerance
- Upgrade for Rope Seal Equipped Cars or Silicone Rubber Main Seals
Product Specifications:
- Product Details: Fits Chevrolet Small Block with two-piece rear main seal. Recommended for use with external vacuum pump.
- Engine: Chevrolet Small Block Gen I
- Material: Viton
- Part Type: Engine Main Bearing Gasket Set
- Product Type: Rear Main Seal
- Rear Main Seal Style: Two Piece
- Weight: 0.1