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Welcome to our 3.9L Cummins 4BT section. We invite you to take a look at our selection of injection lines, injectors, fuel pins and governor springs, main bolt sets, gaskets including fire ring gasket kits, and much more! We offer exhaust manifolds from Steed Speed, valve springs, push rods and cams from Hamilton Cams, as well as main stud kits from Haisley Machine.
If you don't see what you are looking for, please call us at 715-254-1833 and we will help you find it or take advantage of our Live Chat feature and talk directly to one of our associates.
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Brand: Automotive Racing Products
Part Number: 247-5404
Dodge Cummins 4BT 3.9L diesel 4-cylinder, ARP2000 Main stud kitMain stud kits help eliminate cap walk and protect the threads in your engine block. Studs made from 8740 chromoly steel and heat treated in house to 190,00 PSI tensile strength rating. Kits come with hardened washers and high quali..
$217.98
Brand: Gator Fasteners
Part Number: MSK394BT
Fits: 3.9L 4BT CumminsGator Fasteners Heavy Duty Main Studs are design to hold the bottom end of your Cummins 3.9L 4BT together whether you're building a tow rig, race truck or just a daily driver.These fasteners have a much higher strength and will not stretch like the factory bolts will. The Gator..
$194.99
Brand: Keating Machine
Part Number: 032513-1
One piece billet valve cover fits 4BT Cummins 8 valve. Designed for aftermarket injection lines run either over top or around front and back of cover. We also make one that is notched for to fit over the stock lines. 3.25″ total height will clear most all aftermarket studs. Taller than stock covers...
$479.95
Brand: Keating Machine
Part Number: 032513-1N
One piece billet valve cover fits 4BT Cummins 8 valve. Notched to fit over stock injection lines. We also have non-notched valve covers for engines with aftermarket injection lines that go over the top or around the valve cover. 3.25″ total height will clear most all aftermarket studs. Taller than s..
$479.95
Brand: Keating Machine
Part Number: 062413-1NP
Fits Cummins 4BT 4 Cylinder engine, includes o-ring to seal against block and stainless hardware. This cover doesn’t have a breather port so it is used if your engine has a breather elsewhere and doesn’t need one on the tappet cover. We do have one with a breather port available also. This fits most..
$280.00
New
Brand: Power Driven Diesel
Part Number: 60000001081
Power Driven Diesel 4BT Cummins 055 Delivery Valves are the perfect upgrade for those who tow! These will increase fuel flow to 35 cc. Boost power without a hit to EGT.
055 Delivery Valves
These are the smallest delivery valves that we offer as an upgrade. These delivery valves flow up to 35 cc ..
$140.00
New
Brand: Power Driven Diesel
Part Number: 60000001084
The Power Driven Diesel 4BT Cummins 7 mm Delivery Valves are hot street or race delivery valves. They provide 90 cc over stock and will add power to your diesel truck!
What Is a Delivery Valve?
When it comes to the fuel side of things, 3 aspects of P-pumped trucks determine how much power can be..
$170.00
New
Brand: Power Driven Diesel
Part Number: 60000000059x
If you're looking to add some power and more fuel to your 4BT then this injector set from Power Driven Diesel is a perfect fit!
Power Driven Diesel 4BT P-Pump Injector set
Features:
Varied nozzle sizes
SAC or VCO-style nozzle
145-148-degree spray angle
Generally considered to..
$410.00
New
Brand: Power Driven Diesel
Part Number: 60000000109
Power Driven Diesel PowerJet 4BT P-Pump Injectors are built, tested, and calibrated to exacting standards at our shop in Utah, ensuring high quality and consistent performance before they go out the door. From daily drivers, to work trucks, to dedicated competition vehicles, our injectors have prove..
$466.00
New
Brand: Power Driven Diesel
Part Number: 52221250001
The new manufactured aftermarket Power Driven Diesel Stage 1 CNC-Ported 8v Cylinder Head for 4BT 3.9L has reinforced ribs throughout, strengthened walls, and thicker spring seats and deck surface. The gasket surface is freshly machined.
This stage 1 head features a modern CNC port job that create..
$1,760.00
New
Brand: Power Driven Diesel
Part Number: 50000000097
Power Driven Diesel offers this set of 8 high-performance drop-in valve springs for the 8v Cummins cylinder head. These lightweight valve spring assemblies are designed for maximum valve control up to 5,000 rpm, perfect for a hot street Cummins diesel. The springs feature 175 lbs. of seat pressure a..
$283.33
New
Brand: Power Driven Diesel
Part Number: 60000000058x
If you're looking to add some power and more fuel to your 4BT then this injector set from Power Driven Diesel is a perfect fit!
Power Driven Diesel 4BT VE Injector set
Features:
Varied nozzle sizes
SAC or VCO-style nozzle
145-148-degree spray angle
Generally considered to be 90 hp ..
$410.00
Brand: Interstate-McBee
Part Number: M-3802362
If you're looking for upper engine gaskets for your 4BT .010 Over Interstate Mcbee has what you're looking for!
Part Number
OEM Number
Description
Qty
131577
3283336
HEAD GASKET
..
$786.59
Brand: Mahle
Part Number: MS-1718P
Fits: 1989-1998 3.9L 4BT Cummins
Tis Clevite P-Series Main Bearing Set (Standard) is a high-quality engine bearing set for your 1989-1998 3.9L 4BT Cummins. This bearing set has a high crush for maximum retention and is fully grooved to maximize oil flow to the bearings. A reduced overlay thicknes..
$61.11
Brand: Cometic Gasket Inc
Part Number: C15056
Fits: 1989-1998 3.9L 4BT CumminsSwitch out the damage or worn out gasket in your 3.9L Diesel 4BT with the Cometic Valve Cover Gasket Set. With a rich history of producing quality gaskets, Cometic is the go-to gasket for engine builders worldwide. Features: Meet or Exceeds OEM Specific..
$23.37
Brand: Cummins
Part Number: 3802375
Fits: 1989-1998 3.9L 4BT CumminsThis gasket set includes all of the gaskets for the lower half of the engine. You should use with a Head Gasket Set (upper set) to make a complete gasket set (full set). Some gasket sets will not include certain gaskets such as crank seals, valve cover gaskets, ..
$569.44
Brand: Interstate-McBee
Part Number: M-4939585
FIts: 1989-1998 3.9L 4BT CumminsThis Interstate-Mcbee Engine Oil Pump is a drop-in replacement for the failed oil pump in your 3.9L 4BT Engine. This oil pump is built with high-quality materials to the same precise specifications as the stock unit to maintain factory functionality. Features:&nb..
$107.79
Brand: Mahle
Part Number: CS4961
Fits: 1989-1998 3.9L 4BT CumminsThis Mahle Lower Engine Gasket Set is a great way to seal the bottom end when rebuilding your 1989-1998 3.9L Cummins Engine. This is a direct-fit replacement gasket set that built with high-quality materials to meet or exceed the factory specifications. Mahle: CS..
$247.24
New
Brand: Power Driven Diesel
Part Number: 50000000017
Need some head bolts for your 4BT? Look no further than this kit from Power Driven Diesel!
The Power Driven Diesel 4BT Head Bolt Kit is an ideal choice for affordable engine upgrades. These head bolts are class 12.9 fasteners with a protective coating that not only enhances their visual appeal bu..
$134.99
Brand: ProMAXX Performance
Part Number: CHR418N
Fits: 1989-1998 3.9L 4BT CumminsThis ProMaxx Replacement Cylinder Head is a direct-Fit replacement for the damaged or cracked cylinder head in your 3.9L 4BT powered vehicle. This cylinder head is a new casting and comes ready to put in truck with all new valves, valve seals, springs, retainers..
$776.00
Brand: Cometic Gasket Inc
Part Number: C15064
Fits: 1989-1998 3.9L CumminsBuilt from quality materials, this Cometic Pushrod Cover Gasket provides the engine in your 3.9L Diesel 4BT with a superior replacement gasket. Trusted by engine buliders around the globe, Cometic is their go to for all their gasket needs. Features: ..
$16.10
Brand: Mahle
Part Number: OS32172
Fits: 1989-1998 Dodge 3.9L Cummins 4BT
The Mahle Engine Oil Pan Gasket set for your 3.9L 4BT Cummins features OE form, fit, and function to provide you with performance that is as good or better then original. Choose Mahle gaskets for a perfect fit and factory-like seal.
Oil pan..
$17.06
Brand: Power Driven Diesel
Part Number: 61614122319
Power Driven Diesel Locking Washer designed specifically for the P7100 pump gear. Power Driven Diesel we don’t use the typical tools to time our engines, The typical way is much to complex and slow. Purchase a Locking Washer For P7100 Pump Gear to help time your P-Pump today!
Compatible Wit..
$20.00
Brand: CTA Manufacturing Corp.
Part Number: 8612
This tool is a must have for anyone who regularly works on Cummins diesel trucks. Be it a 1989 VE Pump Cummins or a 2014 6.7L Cummins, these engines love to leak oil out of the front crank seal. The best solution is to get a new crank seal with a "speedy sleeve". Also called a wear sleeve,..
$84.47
Brand: Fleetguard
Part Number: LF9028
Introducing the Fleetguard LF9028:
It has a standard full flow oil filter, in addition to a bypass style (sub2-micron) filter in one housing.
Basically, you could say it is the equivalent of a "bypass oil filtration system, without the extra hoses".
To read more about this fil..
$43.29
Brand: Keating Machine
Part Number: 032513-2
Water pump cover block off fits B-series 4 and 6 cylinder fits Cummins engines. Uses stock water pump o-ring for sealing.Keating: 032513-2..
$45.00
Brand: Fleetguard
Part Number: LF16087
Fleetguard Oil Filter for Cummins
Fleetguard part number: LF16087, LF1608700 (Cummins: 1220922)...
$12.64
Brand: Cummins
Part Number: 3938157
Dodge 3.9L 4BT & 5.9L 6BT Cummins Oil Pickup Tube Gasket
Number 9 in the picture.
Cummins part number 3938157...
$4.70
Brand: Bosch
Part Number: 1464650366
This 3200 rpm spring fits all VE Rotary Injection pumps on Cummins 3.9L 4BT from 1989 to 1993. The spring will allow the injection pump to fuel all the way to 3200 rpm if you have enough fuel.
In other words a stock motor with no fueling mods may not spin all the way to 3200. Using this spring wi..
$19.31
Brand: Steed Speed
Part Number: 4BTT3
The only manifold available to give a substantial gain in power and fuel economy.
Not cheap cast and not weak tubular. This is the finest fully CNC machined billet turbo manifold on the planet.
Easily outperforms every other manifold available.
1 : Highest power
2 : Best economy
3 : L..
$695.00
Brand: Aftermarket Parts
Part Number: VS50396R x4
Set of 4 Fel-Pro Valve Cover Gaskets for the 3.9L 4BT Cummins Diesels.
We have found that these gaskets DO NOT swell up and leak like the Cummins gaskets.They seal up time after time if you remove and install your valve covers frequently...
$23.99
Brand: Scheid Diesel
Part Number: 4BTINJLINESET
Please allow 2-3 day lead time before item ships.
Clamps not included unless selected above. (4 clamps in package if you select the option)
Image for reference only. (But is pretty close ;) from 6BT 12V)
* .078 and .084 can only be ordered in mild steel...
$357.20
Brand: Dynomite Diesel
Part Number: DDPPIN
3.9L Cummins 4BT FUEL PIN
The Dynomite Diesel Fuel Pin gives your 89-93 3.9L Cummins 4BT 15-30 more horsepower. The Power Pin fits all 3.9L 4BT Cummins engines with the mechanical VE rotary injection pump. Installation time is approximately 15 minutes and can be done with simple hand tools.Click h..
$90.25
Brand: Pure Diesel Power
Part Number: PDP12VCOVER
Pure Diesel Power Exclusive Find
We have found another supplier for a Cummins quality valve cover, cheaper, and they are actually available!
Includes: 3.9L & 5.9L Cummins plain rocker/valve cover.
Includes:
1x Valve Cover
The stock valve cover bolt will work, but we offer it ..
$69.95
Brand: Automotive Racing Products
Part Number: 247-4206
Studs made of proprietary ARP 2000 material in Santa Paula, CA
Rated at 220,000 psi tensile strength
Ample clamping force prevents cylinder heads from lifting
Threads rolled after heat treatment for optimum fatigue strength
Centerless ground to assure perfect concentricity
Broached stud ends ..
$371.52
Brand: Interstate-McBee
Part Number: 4x M-3927154
Single Layer Exhaust Manifold Gasket Set, Set of 4
Fits 3.9L 4BT Cummins Diesels
McBee part number: M-3927154
Picture for representation only. ..
$6.47
Brand: Bosch
Part Number: 1460503304
Is your truck or equipment extremely low on power, and now drive like a strong 7.3L Powerstroke?
If so, there's a possibility the diaphragm in your AFC (air-fuel control) housing is torn. It doesn't happen very often, but it is possible. To verify, you can remove the AFC from your truck and apply..
$5.35
Brand: Contagious Diesel Performance
Part Number: 4xCON4BTOILSQU
Sick of snapping off the cheap plastic OE oil squirters? Try these heavy duty BILLET oil squirters from Contagious diesel.
Guaranteed to add AT LEAST -15hp per squirter (just kidding) But seriously, you need these.
*NOTE: Please use a brass punch or softer tool to install to prevent mushrooming of..
$33.50
Brand: Interstate-McBee
Part Number: M-3938162
This is designed for 4BT 3.9L Oil Pan.
McBee part number: M-3938162...
$20.90
Brand: Cummins
Part Number: 3938162
This is a genuine Cummins gasket and is designed for 4BT 3.9L Oil Pan.
Cummins part number: 3938162...
$62.05
Brand: Keating Machine
Part Number: 062413-1
Fits Cummins 4BT 4 Cylinder engine, includes o-ring to seal against the block and stainless hardware. Breather hole can be added. This fits most of the roller lifters being used, but if you are using roller lifters be sure to check the clearance between them and this cover before installation.
Th..
$305.00
Brand: Scheid Diesel
Part Number: 093x250s
Like to build things yourself? Let us help get you started? We can make custom length fuel lines for you to customize to your application. We have multiple fitting sizes and multiple diameter lines in mild and stainless steel options. Whether it's your daily driver or your weekend toy, we have got y..
$87.32
Brand: Cummins
Part Number: 3927948
Please verify whether your 4BT has 12mm or 14mm main bolts before ordering.
Cummins part number: 3927948We also offer these as a set of 10 or 14...
$9.89
Brand: Cummins
Part Number: 10x 3927948
Please verify whether your 4BT has 12mm or 14mm main bolts before ordering.
10x Cummins part number: 3927948..
$81.32
Brand: Cummins
Part Number: 4BTMan
Backordered with no ETA (Updated 11/13/2024)
This is a full workshop manual, for Cummins 4BT engines.
Cummins Manual number:
3666017 - 91 AND NEWER
3810206 - PRIOR TO 91
Please select above..
$314.12