Allstar Performance High PTFE Valve Seals ALL90242 Stem Seals, PTFE, .531 in. Guide Diameter .620 in. Outside Diameter, 3/8 in. Stem, Set of 16
Allstar Performance High PTFE Valve Seals ALL90242 Stem Seals, PTFE, .531 in. Guide Diameter .620 in. Outside Diameter, 3/8 in. Stem, Set of 16
Description
Valve Stem Seal - Positive Stop - 3/8 in Valve Stem - 0.620 in OD - 0.531 in Guide OD - PTFE - Set of 16
Additional Information
PACKAGE OF 16 PCS. ALSO AVAILABLE IN BULK, BOX OF 100 USE: ALL90242-100
Data: v2 - Desc: v4.2 - Upd: 2026-11-07 16:04:45
Features
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Specifications
Reference Information
| Reference Data (Provide these details to our support team) | |
|---|---|
| Brand Name/s | Allstar Performance |
| StreetFX SKU | aafALL90242 |
| SFX Item ID | 4773086 |
| Accounting SKU | aaf-ALL90242 |
| Manufacturer SKU | ALL90242 |
| Manufacturer UPC | 848238042702 |
| Alternative References | AAF-ALL90242, ALL90242 |
Valve Stem Seals, PTFE, .531 in. Guide Diameter .620 in. Outside Diameter, 3/8 in. Valve Stem, Set of 16
These high performance valve seals from Allstar Performance have spring-loaded wipers for maximum oil control. These valve seals are a must for keeping unwanted oil from entering the combustion chamber through the clearance in the valve guides. Machining is required for most installations.
| Product Attributes | |
|---|---|
| Brand | Allstar Performance |
| Manufacturer's Part Number | ALL90242 |
| Part Type | Engine Valve Stem Oil Seals |
| Product Line | Allstar Performance High Performance PTFE Valve Seals |
| UPC | 848238042702 |
| Valve Stem Diameter (in.) | 0.375 in. |
| Valve Stem Diameter (mm) | 9.53mm |
| Valve Stem Seal Type | Positive stop |
| Valve Stem Seal Material | PTFE |
| Machine Work Required | Yes |
| Valve Guide Diameter (in.) | 0.531 in. |
| Valve Stem Seal Outside Diameter (in.) | 0.620 in. |
| Quantity | Sold as a set of 16. |
| Notes | Requires machining the top of the valve guide with a special .531 in. diameter cutter. |
Compatibility
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