Valve Stem Oil Seal Set 20+ Ford 7.3L

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$43.78
MSRP: $56.99
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Info

SKU:M77SS46156 ,UPC:

SKU: M77SS46156

UPC: 639789319616

MPN: SS46156

Info

SKU:
M77SS46156
UPC:
639789319616
MPN:
SS46156

Description

The Valve Stem Oil Seal Set 20+ Ford 7.3L is an essential engine maintenance component designed for diesel and gasoline engine blocks that demand precision valve train sealing. This OEM-quality seal set addresses a common wear point in high-mileage Ford 7.3L Power Stroke and gasoline engines—the interface where valve stems pass through the cylinder head. When valve stem seals degrade, engine oil migrates into the combustion chamber, causing blue smoke on startup, increased oil consumption, and potential carbon buildup that compromises valve timing and fuel economy.

Manufactured by MAHLE ORIGINAL/CLEVITE under part number SS46156, this seal set is engineered from high-temperature elastomeric material formulated to withstand the thermal cycling and pressure fluctuations inherent to modern diesel engines. The seals feature a spring-loaded design that maintains consistent compression around the valve stem regardless of engine load or RPM, preventing oil seepage while allowing controlled ventilation through the PCV system. MAHLE's precision manufacturing ensures OEM fitment without modification, eliminating guesswork during installation and guaranteeing reliable service life comparable to factory components.

This seal set is ideal for Ford 7.3L engine rebuilds, head gasket jobs, or prophylactic valve train maintenance on vehicles approaching 150,000+ miles. Professional mechanics and serious DIY enthusiasts performing top-end work benefit most from choosing OEM-equivalent seals to avoid repeat disassembly caused by inferior aftermarket alternatives. Installation requires cylinder head removal and valve spring compressor access; proper torque specs and component orientation are critical for longevity. The compact 0.6 lb package fits easily into any technician's toolkit and should be considered a standard refresh component whenever the cylinder head is exposed for service.

SpecificationDetail
Brand
MAHLE ORIGINAL/CLEVITE
MPN / Part Number
SS46156
UPC
639789319616
SKU
M77SS46156
Weight
0.6 lbs
Dimensions
7 x 1.8 x 7 in
Engine Application
Ford 7.3L (2020+)
Manufacturer
MAHLE ORIGINAL / CLEVITE
Component Type
Valve Stem Oil Seal Set
OEM Equivalent
Yes — Direct OEM Quality
Material Composition
High-Temperature Elastomer with Spring Load
Installation Requirement
Cylinder Head Removal / Valve Spring Compressor
Common Service Application
Engine Rebuild, Head Gasket Service, High-Mileage Maintenance

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