High Chrome Alloy Steel, 1.817" x 1.535" x .365"

Valve Seat Inserts, Sold in Pairs, Order quantity required

Application: Various Caterpillar Diesel engines, Intake position

The following engines may use more than one specific intake seat size, this is one of the seat size options listed so be sure to verify it's the size you want.

      Listed for the following Caterpillar engines:

• 893, 8/12/16, 3406 Diesel 6 Cyl S/N 92U1-Up, late style w/ swirl plate.
• 1099, 3406, 3406E, 3408, 3412, Late style w/ swirl plate.
• 1099, 3408, Diesel, S/N 28V1-Up, Late style w/ swirl plate
• 1785, 3412 Diesel, V 12 Cyl, S/N 60M1-Up, 38S1-UP, Late style w/ swirl plate.

      Quantity

•  Sold in pairs- Purchase quantity 1 to get two valve seats.
  

These seats are from Precision Engine Parts. Part Number: VS1817-E7

Chrome alloy seats are easily machined on modern seat and guide machines or ground using stones. (Sioux, Kwik way, etc)
    

     Sizes:

• Outside Diameter: 1.817" (1.812" +.005" Press)
  
• Inside Diameter: 1.535"
• Depth" .365"
• Radius leading edge to improve ease of installation

     Material:

• High Chrome Alloy Steel
  
• Hardness- RC40 combined with easy machinability
• Features excellent resistance to high temperatures in applications to 1150 degree F
• Can be Machined w/ carbide or ground w/ stones