



03-05 Dodge 5.9L Cummins Valve Cover Breather
- Part Number: 3957987
- Est. Ship Time: Usually Ships By Next Business Day
$97.44
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Breather vent mounts to valve cover. Fits 2003-2005 common rail engines. Also referred to as a crankcase breather.
Also known as crank case vent filter. Includes o-ring.
#7 and #8 in black and white diagram.
Part number: 3957987

Cummins OEM timing cover Breather Replacement
O-ring included.
Cummins part number: 3944961..
$80.24
ONE replacement valve cover bolt & isolator. #3 is image only.
If you need all the bolts replaced, please select 5 in "Quantity".
Cummins part numbe..
$17.93
BACKORDERED, NO ETA (Updated 9-18-23)2006-2007 Dodge Common Rail 5.9L Cummins replacement valve cover with breather assembly.Includes 5, 6, 7, 8, 9, 1..
$1,145.28
Breather vent mounts to valve cover. Fits 2003-2005 common rail engines. Also referred to as a crankcase breather.
Also known as crank case ven..
$97.44
Features & Benefits
Prevent leaks from forming between the valve cover and the engine cylinder head with Dorman’s Engine Valve Cover Gasket. The g..
$141.94
This is for a set(6) of o-rings. Enough to replace all in valve covers.
6 of number 2 in image only.
Cummins part number: 3910824..
$14.40
Valve Cover Bolts with O-Rings. 6 Bolts, 6 O-RingsFits 2003-2004 common rail engines. If your 2004 has LARGE GROMMETS in the valve cover around the bo..
$36.16
1/2″ taller than stock valve cover for extra clearance when using custom drive trains. Total height is 3.45″. Fits mid-1998 to 2002 24 Valve engine. B..
$849.95
Breather hoses mount to breather assembly on valve cover. Fits 2003-2005 Dodge 5.9L Common rail engines.
Select which line combination you'd like in ..
$42.23
12 Valve Cummins Valve Cover Bolt Grommet.
Sold individually.
This item ONLY fits valve covers with the recessed hole on the valve cover. It will no..
$1.75
Part is item #2 in the picture only.
Part Number: PDP4090102..
$4.70
Breather hoses mount to breather assembly on the valve cover. Fits 2006-2009 Dodge 5.9L/6.7L Common rail engines.
Select which line combination you'd..
$35.59
The sole job of the spring wastegate actuator, is to act as a pressure relief valve that controls the turbocharger boost output. The main parts of an ..
$119.00
Range: 0-100 psi Notes: Includes 10 ft. nylon tubing with 1/8" NPT fi..
$113.90
Range: 0 - 2000 deg. F Notes: Full Sweep, Stepper Motor meter movement. Includes Type K Thermocouple...
$269.86
SIMULTANEOUS AIR SPRING ACTIVATION SWITCH KITSOperate Pacbrake’s air springs simultaneously right from the driver’s seat with one in-cab control.- des..
$139.19
03-07.5 Dodge 24V CR Cummins Stock Exhaust Manifold Bolts (12)7 are bolts with threaded stud ends, 5 are regular bolts. This allows for installation o..
$83.48
03-07 Dodge 5.9L Commonrail Cummins Oil Dip Stick Tube
Number 5 in image only.
Cummins part number:3957070..
$163.96
Call to Confirm Availability!CUMMINS COMMON-RAIL ENGINE OVER-HAUL KIT '04.5-'07 5.9LNOTE: If Cummins Pistons option is chosen, Wrist Pins are NO..
$1,479.95
Cummins: 3959009..
$18.07
Lower radiator hose for the 2003-2010 Dodge 5.9L & 6.7L Cummins diesel trucks.Goodyear: 62700..
$22.24
Includes thermostat only, with seal ring.
Cummins: 5292744..
$68.80
Cummins: 3947574
Picture shown as a placeholder only. May differ in appearance...
$186.12
03-07 Dodge 5.9L Cummins Diesel Map Sensor
Cummins: 3971106
This is not a flat sensor. ..
$97.96
Upper radiator hose for the 2003-2010 Dodge 5.9L & 6.7L Cummins diesel trucks.Goodyear: 62699..
$22.50
Remove the Connector Tube From the Cummins CR Without Damaging the Threads! Use the right tool and reuse your Cummins crossover tubes when changing to..
$18.49
Valve Cover Gasket for the 03-04.5 Dodge 5.9L Cummins Diesel.Item #3 in the picture.
Cummins: 3954324..
$65.37
Using this lower connecting rod bearing directly from Cummins will retain factory fit and function. This is an OE replacement and installs directly in..
$32.04
First generation (1989-1993 Dodge 5.9L VE Cummins) mechanical fuel lift pump.
Lift pump only. Don't forget to get gaskets! This pump supplies 3-5PSI ..
$165.13
Fits 1994-1998 5.9L Cummins mechanical fuel lift pump 90 degree elbow fitting. This is a direct replacement for the stock elbow. One end is threa..
$40.73
Valve cover bolt o-ring gasket for 03-04 5.9L Cummins.6 required for full set, sold individuallyCummins: 3087740..
$2.98
Using this upper connecting rod bearing directly from Cummins will retain factory fit and function. This is an OE replacement and installs directly in..
$28.32
Factory OEM Replacement for a 2003+ 5.9l and 6.7l Cummins Intake Plenum OEM Part Number 3947530..
$22.13
03-21 Cummins Turbo Oil Drain O-RingThis is an OEM Cummins partPart Number: 3928624..
$5.48
06-21 Ram Cummins valve cover bolt rubber seal isolator, washer.6 seals required for installation.Part Number: 3973853..
$15.93
6.7L Cummins Turbocharger VGT Actuator Harness Adapter allows the use of a 13-18 turbo actuator to be used on 07.5-12 Cummins trucks.Cummins: 534..
$58.80
6.7L Cummins QSB style piston. Single piston. Quantity six(6) are required for entire set.Comes with rings. Part Number: 4376353..
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Fits: 2007.5-2018 6.7L CumminsThis genuine Cummins Fuel Injection Line Noise Isolator For 2007.5-2018 6.7L engines is an OEM replacement that ma..
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11-12 Ram 6.7L OEM Cummins Lower Engine Gasket SetGasket kit includes:(1) 2830559 Oil Cooler Core Gasket(1) 3287561 Sealing Washer - M20(1) 3902425 Se..
$362.96
Cummins engine cooling fan pulley bracket for 13-18 Ram 6.7L Cummins.**Image may not be actual Cummins branded part**Part number: 5308958..
$599.80
13-18 Ram 6.7L OEM Cummins Lower End Gasket SetGasket set includes:(1) 2830559 Oil Cooler Core Gasket(1) 2831077 Filter Head Gasket(2) 3046201 O-Ring ..
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Direct fit OE Cummins replacement for 13-18 6.7L Cummins - Turbo Speed SensorCummins: 5550060..
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Mahle standard size piston for 03-04 Dodge 5.9L CumminsDoes NOT include rings, piston onlySold as a set only. Priced per piece.Mahle part number:..
$152.21
Using this lower connecting rod bearing directly from Cummins will retain factory fit and function. This is an OE replacement and installs directly in..
$32.04
DFC engines may take up to 14 weeks to ship. Please contact us to verify lead times if you are in a hurry, before purchasing. Built for wor..
$6,653.38
DFC engines may take up to 14 weeks to ship. Please contact us to verify lead times if you are in a hurry, before purchasing. FEATURESOur&n..
$7,391.24
Mahle .040 over bore piston for 04.5-07 5.9L Cummins. DOES NOT include RingsSold as a set only. Priced per piece.Mahle Part Number: 224-3673.040..
$102.40
Mahle standard bore piston for 04.5-07 5.9L Cummins. DOES NOT include RingsSold as a set only. Priced per piece.Mahle Part Number: 224-3673..
$102.40
Mahle h series main bearing set (standard) for 89-17 5.9L & 6.7L Cummins engines. H series bearings were originally developed for nascar type raci..
$190.41
Mahle h series main bearing set (standard) for 89-17 5.9L & 6.7L Cummins engines. H series bearings were originally developed for nascar type raci..
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89-17 Dodge Ram 5.9L + 6.7L Cummins Interstate McBee Main Bearing Set (.10)Features:
Meets or exceeds original specificationsMade from high quality m..
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89-17 Dodge Ram 5.9L + 6.7L Cummins Interstate McBee Main Bearing Set (.30)Features:
Meets or exceeds original specificationsMade from high quality m..
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95-13 Dodge Ram 5.9L + 6.7L Cummins Interstate McBee Cylinder Head Ring DowelMcBee part number: M-3900068..
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Gator Fasteners Heavy Duty Main Studs are design to hold the bottom end of your 24 Valve 5.9L together whether you're building a tow rig, race truck o..
$229.99
If you are wanting to keep your 5.9L or 6.7L Cummins on the road for the long haul, you need to replace your head bolts with upgraded head studs. ..
$399.99
Clean up the engine bay of your 1998.5-2023 Cummins with this Billet Aluminum Black Anodized Oil Fill Cap from WCFab. This is a complete cap, not a co..
$57.23
Clean up the engine bay of your 1998.5-2023 Cummins with this Billet Aluminum Clear Anodized Oil Fill Cap from WCFab. This is a complete cap, not a co..
$57.23