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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

SKU: AAFALL90242

Engine Valve Stem Oil Seals

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

SKU: AAFALL90242

Engine Valve Stem Oil Seals
A$58.40
LOW STOCK! Est Ship 4-7 days. In stock at 2 locations (6 available)

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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

Data: v4.2 - Upd: 2026-11-07 16:28:03

Features

Images are supplied by the manufacturer and may be generic. While all efforts are made to provide accurate pictures, there may be differences in the actual product, such as colour, quantity, version, or included components. Please carefully review the description and specifications for details on inclusions or any variations. Some items may be sold individually or in sets, and images may occasionally depict additional products or quantities not included in your purchase. For assistance or clarification, please contact customer support.

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
BrandAllstar Performance
Manufacturer's Part NumberALL90242
Part TypeEngine Valve Stem Oil Seals
Product LineAllstar Performance High Performance PTFE Valve Seals
UPC848238042702
Valve Stem Diameter (in.)0.375 in.
Valve Stem Diameter (mm)9.53mm
Valve Stem Seal TypePositive stop
Valve Stem Seal MaterialPTFE
Machine Work RequiredYes
Valve Guide Diameter (in.)0.531 in.
Valve Stem Seal Outside Diameter (in.)0.620 in.
QuantitySold as a set of 16.
NotesRequires machining the top of the valve guide with a special .531 in. diameter cutter.

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