Gear Housing Screw Bolt Cummins 4BT 6BT 6CT

New Gear Housing Bolt / Screw for Cummins 3.9 4B/4BT 8v, 5.9 6B/6BT 12v and 8.3 6CT Engines.

M8 X 1.25 X 50mm

This is the long bolt for the Timing Cover Plate or Gear Housing.

Should fit other engines up to 2017 as well.

Scroll down for more detailed compatibility information.

Part Number: 3900633 3823261

Weight: 0.1 lbs.

Price: $1.25

Short Product Description:

3900633 Gear Housing Bolt

Quantity to Add:

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Questions and Answers:

Q: Why do these bolts disappear?	8/13/2024
A: I dont know either, but I am always replacing them. They always seem to come up missing, when I am rebuilding an engine.

3900633 Screw, Hex Flange Head Cap Quantity: 10 Remarks: M8 X 1.25 X 50 Engine Year: 1988 BT5.9 160 CPL:804 Sample ESN: 44243058

3900633 Screw, Hex Flange Head Cap Quantity: 8 Remarks: M8 X 1.25 X 50 Engine Year: 1996 B5.9 (215) CPL:2175 Sample ESN: 56326974

3900633 Screw, Hex Flange Head Cap Quantity: 3 Remarks: M8 X 1.25 X 50 Engine Year: 2004 ISB 185 CPL:8136 Sample ESN: 57187100

3900633 Screw, Hex Flange Head Cap Quantity: 2 Remarks: M8 X 1.25 X 50 Engine Year: 2000 ISB-195-BUS ENCORE CPL:2686 Sample ESN: 45989218

3900633 Screw, Hex Flange Head Cap Quantity: 7 Remarks: M8 X 1.25 X 50 Engine Year: 2000 ISB-195-BUS ENCORE CPL:2686 Sample ESN: 45989218

3900633 Screw, Hex Flange Head Cap Quantity: 3 Remarks: M8 X 1.25 X 50 Engine Year: 2003 ISB-305 CPL:8213 Sample ESN: 57105577

3900633 Screw, Hex Flange Head Cap Quantity: 10 Remarks: M8 X 1.25 X 50 Engine Year: 1988 4BT3.9 (105) CPL:858 Sample ESN: 44258612

3900633 Screw, Hex Flange Head Cap Quantity: 10 Remarks: M8 X 1.25 X 50 Engine Year: 1988 4B3.9 CPL:591 Sample ESN: 21021339

3900633 Screw, Hex Flange Head Cap Quantity: 10 Remarks: M8 X 1.25 X 50 Engine Year: 1995 4BT3.9-C CPL:730 Sample ESN: 21021339

3900633 Screw, Hex Flange Head Cap Quantity: 6 Remarks: M8 X 1.25 X 50 Engine Year: 2003 ISB-305 CPL:8213 Sample ESN: 57105577

3900633 Screw, Hex Flange Head Cap Quantity: 10 Remarks: M8 X 1.25 X 50 Engine Year: 1997 4B3.9 CPL:767 Sample ESN: 21021339

3900633 Screw, Hex Flange Head Cap Quantity: 2 Remarks: M8 X 1.25 X 50 Engine Year: 2006 S4D102LE-2 CPL:1493 Sample ESN: 46659758

3900633 Screw, Hex Flange Head Cap Quantity: 8 Remarks: M8 X 1.25 X 50 Engine Year: 2006 S4D102LE-2 CPL:1493 Sample ESN: 46659758

3900633 Screw, Hex Flange Head Cap Quantity: 2 Remarks: M8 X 1.25 X 50 Engine Year: 2006 QSB4.5 CPL:8401 Sample ESN: 46114812

3900633 Screw, Hex Flange Head Cap Quantity: 8 Remarks: M8 X 1.25 X 50 Engine Year: 2006 QSB4.5 CPL:8401 Sample ESN: 46114812

3900633 Screw, Hex Flange Head Cap Quantity: 4 Remarks: M8 X 1.25 X 50 Engine Year: 1994 C8.3-210 CPL:1563 Sample ESN: 46114812

Description: 3900633 Gear Housing Bolt

Price: $1.25