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Description
If you really like to dig into the innards of the '03-'07, 5.9L Cummins engine, we have the lower engine gaskets for when you put it all back together. The gaskets are Cummins OEM so you don't have to worry if they will fit correctly or hold up in the long run.Lower engine gasket kit includes:
- (2) 3678786 O-Ring Seal - M18
- (1) 3678912 O-Ring Seal - M14
- (2) 3678925 O-Ring Seal - M10
- (1) 3679139 O-Ring Seal
- (2) 3906697 Rectangular Ring Seal
- (1) 3906698 Rectangular Ring Seal
- (1) 3929457 O-Ring Seal
- (11) 3935171 Sealing Washer - 12mm
- (3) 3937155 Sealing Washer - 14mm
- (1) 3939258 Cover Plate Gasket
- (2) 3946188 O-Ring Seal
- (1) 3946689 Rectangular Ring Seal
- (1) 3947269 O-Ring Seal
- (1) 3947270 O-Ring Seal
- (1) 3947328 Rectangular Ring Seal
- (1) 3947413 Filter Head Gasket
- (1) 3947814 Gear Housing Gasket
- (1) 3949562 Flange Gasket
- (1) 3949688 Rectangular Ring Seal
- (1) 3949781 O-Ring Seal
- (1) 3955046 Oil Cooler Core Gasket
- (1) 3957012 O-Ring And Fasteners Kit - Fleetguard P/N: 3932807B4S
- (1) 3957440 O-Ring Seal
- (1) 3957492 Rear Cover Gasket
- (1) 3958165 Oil Pan Gasket
- (1) 4010519 O-Ring Seal
- (2) 4010643 O-Ring Seal
- (1) 4076420 O-Ring Seal
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Download 4089173 Gasket Set List (PDF)
Gasket list:
| Quantity | Part Number | Description |
| (1) | 3678786 | Seal, O-ring (M18) |
| (1) | 3678912 | Seal, O-ring (M14) |
| (2) | 3678925 | Seal, O-ring (M10) |
| (1) | 3679139 | Seal, O-ring |
| (2) | 3906697 | Seal, Rectangular Ring |
| (1) | 3906698 | Seal, Rectangular Ring |
| (1) | 3929457 | Seal, O-ring |
| (11) | 3935171 | Washer, Sealing (12mm) |
| (3) | 3937155 | Washer, Sealing (14mm) |
| (1) | 3939258 | Gasket, Cover Plate |
| (2) | 3946188 | Seal, O-ring |
| (1) | 3946689 | Seal, Rectangular Ring |
| (1) | 3947269 | Seal, O-ring |
| (1) | 3947270 | Seal, O-ring |
| (1) | 3947328 | Seal, Rectangular Ring |
| (1) | 3947814 | Gasket, Gear Housing |
| (1) | 3949562 | Gasket, Flange |
| (1) | 3949688 | Seal, Rectangular Ring |
| (1) | 3949781 | Seal, O-ring |
| (1) | 3955046 | Gasket, Oil Cooler Core |
| (1) | 3957012 | Kit, O-ring and Fasterner (Fleetguard P/N: 3932807B4S) |
| (1) | 3957440 | Seal, O-ring |
| (1) | 3957492 | Gasket, Rear Cover |
| (1) | 3958165 | Gasket, Oil Pan |
| (1) | 4010519 | Seal, O-ring |
| (2) | 4010643 | Seal, O-ring |
| (1) | 4076420 | Seal, O-ring |
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