How many of these seals do I need for my engine?

You will need two of these rear main bearing cap side oil seals per engine. They work together to seal the main bearing cap halves and prevent oil leaks.

What does this seal do?

This seal fits into the main bearing cap to prevent oil from leaking out of the crankshaft area. It's a crucial part of keeping your engine properly lubricated and free of external oil leaks.

What is the warranty on this Omix seal?

This Omix rear main bearing cap side oil seal is covered by a limited 5-year warranty from the manufacturer.

OMIX

Specifications

Brand: OMIX
Part #: 17458.06
UPC: 804314009052

OMIX

Omix Rear Main Bearing Cap Side Oil Seal 41-71 Willys

Name: Omix Rear Main Bearing Cap Side Oil Seal 41-71 Willys
Brand: OMIX
Price: 0.84 USD
Availability: InStock

$0.84

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Omix Rear Main Bearing Cap Side Oil Seal 41-71 Willys. This crankshaft seal helps prevent oil leaks from the main bearing cap.

Key Features

Fits 41-71 Willys/Jeep models with 134 ci engines.
Replaces OE part number 637790.
Direct fit OE style seal.
Sold individually; two are required per engine.
Backed by a limited 5-year warranty.

⚠️ CA WARNING: This product can expose you to chemicals known to the State of California to cause cancer and/or birth defects or other reproductive harm. Learn more

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Will this fit your vehicle?

Product Details

This rear main bearing cap side oil seal is made from a durable material designed to keep oil where it belongs. It's a direct fit replacement for the original seal, helping to prevent leaks from the crankshaft main bearing cap. Two of these seals are needed per engine to properly seal the main bearing cap halves.

Omix offers parts that meet or exceed factory standards, ensuring your classic Willys or Jeep runs smoothly. This seal is specifically designed for models equipped with the 134 cubic inch engine, covering a wide range of vehicles from the 1940s through the early 1970s, including popular models like the CJ5 and CJ6. It replaces OE part number 637790, making it a straightforward part of a larger engine rebuild or repair.