🛠️ Seal the deal with Fel-Pro — where precision meets performance!
The FEL-PRO BS 40578 Rear Main Seal Set is a high-quality, application-specific engine crankshaft seal kit designed for select Jeep and Dodge models from the 1980s to early 2000s. Featuring a durable Viton seal with a loop spring, it ensures a perfect, leak-proof fit that meets or exceeds OEM specifications. Lightweight and trusted by professionals and enthusiasts alike, this seal set guarantees reliable engine sealing and long-lasting performance.
| ASIN | B000C2E87M |
| Brand | Fel-Pro |
| Customer Reviews | 4.6 4.6 out of 5 stars (67) |
| Date First Available | 7 August 2012 |
| Exterior | Painted |
| Item Weight | 45.4 g |
| Item model number | BS 40578 |
| Manufacturer | FEL-PRO |
| Manufacturer Part Number | BS 40578 |
| Model | Engine Main Seal Kit |
| OEM Part Number | BS40578 |
| Product Dimensions | 30.48 x 15.24 x 1.02 cm; 45.36 g |
E**A
the Fel-Pro package contained a Viton seal with "National" cast into the material. Has a loop spring to maintain a good seal. worked for a GM 2.5L Iron Duke
S**N
Fit perfectly on a 92 jeep yj 2.5. Zero leaks have roughly 2k miles on it since installed.
C**.
Perfect fit!
K**B
Exact part needed. Stopped rear main oil leak.
B**R
91 YJ Worked Perfect
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