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Automobile & Transportation

Automotive Valve Spring

Types
Single Valve Spring · Dual Valve Spring · Triple Valve Spring
Applications
Passenger Vehicles · Commercial Vehicles

5 editions9 April 2026

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Automobile & Transportation

Automotive Valve Stem Seal

Automotive Valve stem seals are devices that provide a defined metering rate of oil to the valve stem interface of internal combustion engines to lubricate the valve guide and minimize engine missions. Automotive valve stem seals are available for diesel and gasoline engines with and without boosting.

Types
Non-integrated Seal · Integrated Seal
Applications
Gasoline Engine · Diesel Engine

5 editions2 January 2026

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Automobile & Transportation

Automotive Valve Tappet

Types
Hydraulic Flat Tappet · Mechanical Flat Tappet · Mechanical Flat Tappet
Applications
Passenger Cars · Commercial Vehicles

5 editions7 January 2026

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Automobile & Transportation

Automotive Vapor Emission Systems

Types
Diesel Steam Emission System · Gasoline Vapor Emission System · Hybrid Steam Discharge System
Applications
Commercial Vehicles · Passenger Vehicles

5 editions26 December 2025

View 5 research editions
APO Research, Inc.