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Engines and Components› Cylinder Heads and Components

Cometic Gasket

Cometic Positive Ring and Band 8 x 12.3 x 12 x 17 Viton

$2.31 $1.98 Save $0.33

SKU: C006 3164V

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Special Order
Ships in 4–6 weeks
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Non-Returnable Item
INSTALL DIFFICULTY
DIY PRO SHOP

Easy — 1–2 hours

Description

Part #: 3164V

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

8X12.3X12X17 Viton Valve Stem Seal, Positive Ring & Band

This product may expose you to chemicals known to the State of California to cause cancer, birth defects, or other reproductive harm.

MIA's Description

The Cometic 3164V is a Viton ring and band valve stem seal designed for engine applications. It features specific dimensions including an 8.00mm valve stem diameter, 12.3mm guide OD, 12mm height, and 17mm outside diameter. This seal is sold as a single part.

Fitment

Fitment Guaranteed

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Log your build in the MOTORMIA app and we’ll guarantee this part fits your exact setup — or your money back, return shipping covered.

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Specifications

BrandCometic Gasket
Part NumberC006 3164V

Buy with Confidence

Built for enthusiasts. Every order is backed by our 30 day return window on eligible items. Unused and uninstalled products may be returned with approved RMA and no restocking fees when received in new condition. Orders placed through the MOTORMIA app with a complete build qualify for our Fitment Guarantee — free return shipping if the part doesn’t fit your exact setup. The guarantee covers fit only; installation must follow manufacturer instructions, and we recommend a qualified shop for parts marked Difficulty 4–5.

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