3314A121 Valve Seat Pack of 1 for Perkins 1006 1004 Diesel Engine Generator Tractor Construction Machinery WESPC Application
WESPC 3314A121 valve seat for Perkins 1004.4 1004-4 AN4.40 and compatible platforms including JCB and certain Caterpillar installations.
Generator sets
Used in Perkins small to medium gensets where 1004 series engines are installed, ensuring proper sealing between valve face and cylinder head for reliable combustion and long service intervals.
Industrial and agricultural equipment
Applied in tractors, backhoe loaders, compact construction machinery, and other OEM equipment powered by Perkins 1004 and 1006 family engines.
Technical specifications
Part number: 3314A121
Function: valve seat insert for intake and exhaust valves; provides hardened sealing surface for valve operation
Material: alloy steel or heat-treated insertion material suitable for high temperature and pressure conditions
Compatibility: Perkins 1004.4 / AN4.40 and related 1000 series engines
Package: sold individually or in sets per cylinder as required
Interchange and related part numbers
Common cross references include 748410M1 4222310M1 3640712M1 and similar OEM aftermarket codes.
Warranty
Standard 12 months commercial parts warranty.
