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Cometic Chevy Mark IV Big Block V8 Rear Main Seal 2 Pc Double Split Seal Wet & Dry Sump 86665

SKU: CGSC5381

Engine Crankshaft Seal

CG Main Seals...

Cometic Chevy Mark IV Big Block V8 Rear Main Seal 2 Pc Double Split Seal Wet & Dry Sump 86665

SKU: CGSC5381

Engine Crankshaft Seal

CG Main Seals...

A$189.25
Special Order. Contact for ETA. This item is out of stock in our warehouse and partner distribution centres. In some cases, this may be due to not having live inventory feeds available for all suppliers. Please contact us before ordering if you need to meet a specific deadline.
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Description

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

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


Features and Benefits

  • Ok For Wet Or Dry Sump Systems

Product Details

Description:Chevrolet Mark-IV Big Block V8 Rear Main Seal
Engine:GM Gen II/Mark IV Big Block V8
Part Number:cgsC5381
Position:Rear
Prop 65 (C, R or CR):CR
Prop 65 - Short Label:Prop_65.jpg
Prop 65 Warning Label:Prop_65.jpg
Prop 65 Yes/No:Yes
Rear Main Seal Style:Split Rear Main Seal
Seal Type:Dual Lip
Title:Cometic Automotive Chevrolet Mark-IV Big Block V8 Rear Main Seal
WARNING CA Proposition 65 Message:The state of California has determined that certain chemicals used in the manufacture of this product have been known to cause cancer and birth defects. For more information; visit www.p65Warnings.ca.gov
WARNING CA Proposition 65:Yes

Part Type

Engine Crankshaft Seal

Data: v4.2 - Upd: 2026-10-14 07:33:19

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

Specifications

Description:
Chevrolet Mark-IV Big Block V8 Rear Main Seal
Engine:
GM Gen II/Mark IV Big Block V8
Part Number:
cgsC5381
Position:
Rear
Prop 65 (C, R or CR):
CR
Prop 65 - Short Label:
Prop_65.jpg
Prop 65 Warning Label:
Prop_65.jpg
Prop 65 Yes/No:
Yes
Rear Main Seal Style:
Split Rear Main Seal
Seal Type:
Dual Lip
Title:
Cometic Automotive Chevrolet Mark-IV Big Block V8 Rear Main Seal
WARNING CA Proposition 65 Message:
The state of California has determined that certain chemicals used in the manufacture of this product have been known to cause cancer and birth defects. For more information; visit www.p65Warnings.ca.gov
WARNING CA Proposition 65:
Yes

Reference Information

Brand Name/s Cometic Gasket
StreetFX SKU cgsC5381
SFX Item ID 4162083
Supplier Item Code 4162083
Manufacturer SKU C5381
Manufacturer UPC 191070023539

Compatibility

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