WASHER-THRUST 8D3957 - Caterpillar

Engine:
3408 (S/N: 99U1-UP)
3408B (S/N: 99U1-UP)
3408C (S/N: 99U1-UP)
3412 (S/N: 60M1-UP; 38S1-UP)
3412C (S/N: 60M1-UP; RLR1-UP; 9BR1-UP)
G3412 (S/N: KAP1-UP)
G3412C (S/N: 6ZM1-UP)
Generator Set:
C9 MARINE GEN (S/N: SJB1-UP)
C9 MARINE GS (S/N: C9A1-UP)
Industrial Engine:
3412C IND (S/N: 38S1-UP)
3412D (S/N: REA1-UP)
Marine Engine:
3412E MARINE (S/N: 9PW1-UP)
C18 MARINE (S/N: CKH1-UP; C1J1-UP)
C32 MARINE (S/N: RXB1-UP)
Petroleum Engine:
C32 PE (S/N: B2C1-UP)
C32 PETROLEUM (S/N: SMP1-UP)
Description of Change: Note: This article addresses Continuous Product Improvement (CPI) issues:183810
193442
A improved gasket is now used on the oil filter base of the engines that are listed above. The gasket improves sealing by utilizing different materials and a thicker gasket. Adaptable To:
Illustration 1 g01975941
(1) Locations of the gasket
Illustration 2 g01976895
(2) 2P-4305 Gasket (3) Rubber bead
Illustration 3 g01976914
The improved 2P-4305 Gasket is the latest change level of the listed part number. Be sure that the gasket that is ordered looks like the gasket in Illustration 2 and in Illustration 3. The improved gasket is adaptable back to the first production of the listed engines.