
S3506 Rear Main Seal for 1966-1991 Jeep, American Motors 4.7L, 5.0L, 5.9L, 6.4L
Items You Need
The Enginetech S3506 is a replacement rear main seal for 1966-1991 Jeep, American Motors 4.7L, 5.0L, 5.9L, 6.4L +1 more engines. Proper installation eliminates rear crankshaft oil leakage.
Enginetech S3506 Rear Main Seal Features:
- Fitment: AMC/Jeep, 290 ci, 304 ci, 343 ci, 360 ci
- Size: Standard
- Engineered to OE specifications for direct replacement
- Note: 2 piece Polyacrylate. 2pc. Polyacrylate.
Seal in Performance with Confidence
Enginetech rear main seals are designed to deliver reliable oil control and long-lasting sealing performance in a wide range of engine applications. Engineered using high-quality materials that resist heat, wear, and chemical breakdown, these seals help prevent leaks at one of the most critical points in the engine. Precision manufacturing ensures consistent fitment and proper crankshaft sealing, supporting smooth operation under daily driving, high-performance use, and engine rebuild scenarios. Whether for restoration or performance builds, Enginetech rear main seals provide the durability and sealing integrity needed to maintain engine efficiency and protect vital components.
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