Cummins Quickserve shows this, may help if you talk to a cummins dealer or hoesli diesel is real good with these things unless someone else comes in with something.
Content For Engine Serial Number (ESN): 56603692
Electronic Parts Catalog - Option Detail
Option Group Graphic Film Card Date
OB9179-01 07. 02 ob900zi
Engines QSB3. 9-30, QSB4. 5-30, QSB5. 9-44, G3. 9, 4B3. 9, ISB, 6B5. 9, B5. 9 Gas, G5. 9, B Gas Plus, B4. 5s, B6. 7s, ISB (4 cylinder), ISBe (4 cylinder), ISBe (6 cylinder), ISB (6 cylinder Common Rail Fuel System), B5. 9LPG, B LPG Plus, QSB5. 9-30, B4. 5, B Gas International, QSB5. 9 (Common Rail Fuel System), QSB6. 7, ISBe4
SMALL | MEDIUM | LARGE
Option For-Sale Part Name Remarks
OB9179-01 NO OB9179-01 Arrangement oil fill
Ref No Part Number For-Sale Part Name Required Remarks
OB9179-01 NO Oil Filler Arrangement OB9179-01
1 OB9179-01 YES Clip 1 OB9179-01
2 OB9179-01 YES Plug, Expansion 1 OB9179-01
3 OB9179-01 YES Nut, Hexagon Flange 1 OB9179-01
4 OB9179-01 YES Clamp, Hose 1 OB9179-01
5 OB9179-01 YES Hose, Molded 1 OB9179-01
OB9179-01 YES Breather, Crankcase 1 OB9179-01
6 OB9179-01 YES Seal, Rectangular Ring 1 OB9179-01
7 OB9179-01 NO Breather, Crankcase 1 OB9179-01
Dave