Cometic 11/32in x .563in x .470in x .690in Viton Ring & Band Valve Stem Seal - 16 Pack

SKU: CGS3066V1-16

Engine Valve Stem Oil Seals

CG Valve Stem Seals...

Cometic 11/32in x .563in x .470in x .690in Viton Ring & Band Valve Stem Seal - 16 Pack

Cometic Gasket

Cometic 11/32in x .563in x .470in x .690in Viton Ring & Band Valve Stem Seal - 16 Pack

SKU: CGS3066V1-16

Engine Valve Stem Oil Seals

CG Valve Stem Seals...

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

Availbable for most applications ranging from automotive to off road dirt bikes. Valve stem seals are defined first by the actual measurement of the valve stem OD itself then by the guide OD. Proper seal height and width will be determined by valve spring clearance. Sold in packs of sixteen.

Features and Benefits

Valve Stem Seal

Product Details

Description:	11/32in. x 0.563in. x 0.470in. x 0.690in. Viton Valve Stem Seal Pack
GuideOD:	0.563
Height:	0.47
Material:	Viton
OD:	0.69
Part Number:	cgs3066V1-16
Prop 65 (C, R or CR):	CR
Prop 65 - Short Label:	Prop_65.jpg
Prop 65 Yes/No:	Yes
StemOD:	11/32in
Title:	Cometic Gasket Automotive 11/32 in x 0.563 in x 0.470 in x 0.690 in Viton Valve Stem Seal, Positive Ring & Band, 16 Pack
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 Valve Stem Oil Seal

Data: v4.2 - Upd: 2026-10-14 00:07:36

Features

All of Cometic's gaskets and seals have been tested on both the street and the track as well as vigorous Dyno shakedowns

Specifications

Product Attributes - Brand: Cometic
Product Attributes - Manufacturer's Part Number: 3066V1-16
Product Attributes - Part Type: Engine Valve Stem Oil Seals
Product Attributes - Product Line: Cometic Valve Stem Seals
Product Attributes - UPC: 00191070097240
Product Attributes - Valve Stem Diameter (in.): 0.344 in.
Product Attributes - Valve Stem Diameter (mm): 8.74mm
Product Attributes - Valve Stem Seal Type: Positive stop
Product Attributes - Valve Stem Seal Material: Viton®
Product Attributes - Machine Work Required: No
Product Attributes - Valve Guide Diameter (in.): 0.563 in.
Product Attributes - Valve Stem Seal Outside Diameter (in.): 0.690 in.
Product Attributes - Quantity: Sold as a set of 16.
Product Attributes - Notes: Ring and band style seal.

Reference Information

Brand Name/s	Cometic Gasket
StreetFX SKU	cgs3066V1-16
SFX Item ID	4168632
Supplier Item Code	4168632
Manufacturer SKU	3066V1-16
Manufacturer UPC	N/A
Alternative References	CGT-3066V1-16, 11/32in, .563in, .470in, .690in