Cometic Nascar Proven Technology Valve Stem Seal 3172V-16 - Stm SL-16PK
Cometic Nascar Proven Technology Valve Stem Seal 3172V-16 - Stm SL-16PK
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Cometic 3172V-16 Nascar Proven Technology
Available 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 Outer Diameter(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 & Benefits
- High heat resistance material
- NASCAR Proven Technology
- Push On Install
- No Supplier Warranty
Specifications
| Model | Nascar Proven Technology |
| Product Type | High heat resistance material |
| Weight | 1.01 lb |
| Dimensions | 23 x 9 x 0.25 in |
| Brand | Cometic |
| Manufacturer Part Number | 3172V-16 |
| UPC | 191070097448 |
Recommended Items
Commonly ordered accessories for this product:
| Item | Brand | Manufacturer Part Number | Description |
|---|---|---|---|
| Pick/Driver SET | Perform Tool | W941 | Pick/driver set |
Frequently Asked Questions
How do I verify fitment before ordering?
Compare manufacturer part number 3172V-16 against your existing part and your vehicle or equipment. Contact us with your make, model, and year if you need help confirming compatibility.
What are the key construction details?
Cometic Nascar Proven Technology features high heat resistance material. See Features & Benefits and Specifications for the full list.
How much does this product weigh?
This item weighs approximately 1.01 lb.
Shipping & Returns
Shipping & Returns
📦 Shipping:
Orders are processed within 1–2 business days. Standard delivery takes 3–7 business days, depending on your location.
↩️ Returns:
You may return or exchange products within 60 days of receiving your order. Items must be in original condition with proof of purchase. If your item is defective or damaged due to manufacturing issues, we’ll replace it at no additional cost.

