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Cometic Chevy Gen 1 Small Block V8 Rear Main Seal Dual Lip Wet & Dry Sump 86625

SKU: CGSC5379

Rear Main Seals

CG Main Seals...

Cometic Chevy Gen 1 Small Block V8 Rear Main Seal Dual Lip Wet & Dry Sump 86625

SKU: CGSC5379

Rear Main Seals

CG Main Seals...

A$217.04
IN STOCK! Est Ship 3-7 Days days. In stock at 1 location (more than 10 available)

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Description

Rear Main Seal - 2-Piece - Rubber - Small Block Chevy - Each

Rear Main Seal

Cometic utlizes their in-house dynamometersand engine assembly rooms to ensure quality and reliability

Additional Information

Chevrolet Gen-1 Small Block V8 Rear Main Seal; Dual Lip; Wet/Dry Sump Applications; 86625

Part Type

Engine Crankshaft Seal

Product Overview

COMETIC Front and Rear Main Crank Seals are manufactured from the best materials available and are suited for all types of environments. Each seal meets or exceeds OEM quality. Ok for wet or dry sump systems

Additional Application Notes
• Outside Diameter: 3.03 Material: Rubber Inside Diameter: 2.40 Compressed Thickness: .400
• Outside Diameter: 3.03" None: 2 Material: Rubber Inside Diameter: 2.40" Compressed Thickness: .400

These additional application notes are supplied by the manufacturer and collated from multiple year ranges. Not all of these notes may apply to every year or every variant. Please contact a StreetFX agent for clarification if required.

Data: v4.2 - Upd: 2026-11-09 03:12:37

Features

  • All of Cometic's gaskets and seals have been tested on both the street and the track as well as vigorous Dyno shakedowns
  • Ok For Wet Or Dry Sump Systems

Images are supplied by the manufacturer and may be generic. While all efforts are made to provide accurate pictures, there may be differences in the actual product, such as colour, quantity, version, or included components. Please carefully review the description and specifications for details on inclusions or any variations. Some items may be sold individually or in sets, and images may occasionally depict additional products or quantities not included in your purchase. For assistance or clarification, please contact customer support.

Specifications

Product Details

Description:Chevrolet Gen-1 Small Block V8 Rear Main Seal
Engine:GM Gen I Small Block V8
Part Number:cgsC5379
Position:Rear
Rear Main Seal Style:Split Rear Main Seal
Seal Type:Dual Lip
Title:Cometic Automotive Chevrolet Gen-1 Small Block V8 Rear Main Seal

Product Downloads

# Document Type Download
1. Installation Instructions

Installation guides, warranty details, and other supporting documents are provided by the supplier. In some cases, these files may originate from regions outside your locale, meaning instructions, warranty procedures, and images may not fully align with your specific vehicle or region (e.g., LHD vs. RHD differences, return policies, etc.). If you need clarification, please contact a StreetFX support agent.

Data: v2 - Desc: v4.2 - Upd: 2026-11-07 18:41:18

Reference Information

Reference Data (Provide these details to our support team)
Brand Name/s Cometic Gasket, Cometic, Cometic Gasket Automotive, Cometic Gasket Marine, Cometic Gasket Powersports, COMETIC GASKETS, Cometic Powersport Gaskets
StreetFX SKU cgsC5379
SFX Item ID 4162082
Accounting SKU cgs-C5379
Manufacturer SKU C5379
Manufacturer UPC 191070009052
Alternative References C5379, CAGC5379, CGT-C5379

Rear Main Seal, 2-Piece, Rubber, Avanti, Buick, Chevy, Checker, GMC, Oldsmobile, Pontiac, Each

Keep your oil from escaping with rear main seals from Cometic Gasket. If you have a wet spot on the rear of your oil pan, spots on your driveway, or garage floor, or worse, an oil-covered transmission, then you'd better get rear main seals from Cometic. They are made from heat-resistant, chemical-resistant Viton® material and are available in one and 2-piece seal styles. When you need superior gaskets for your high performance vehicle, Cometic has the gaskets and rear main seals to fit your application.

Product Attributes
BrandCometic
Manufacturer's Part NumberC5379
Part TypeRear Main Seals
Product LineCometic Rear Main Seals
UPC191070009052
Rear Main Seal Style2-piece
Rear Main Seal MaterialRubber
QuantitySold individually.
NotesDual lip seal. Fits wet or dry sump blocks.

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