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12V 5.9 Cummins (89-97) Parts

If you have a 12V Cummins engine in your Dodge truck, you’re already familiar with the power and performance it’s capable of delivering. But there’s always a way to get a little bit more from it, which is why Powerhouse Diesel offers a wide selection of 12V Cummins parts to help you fine-tune it and keep it in good health. Whether you’re looking for 12V Cummins upgrades or just what you need for routine maintenance, you can trust our vast range of products to provide you with exactly what you want. Take a look at our 12 valve Cummins performance parts here on this page, then let us know if you have any questions:

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    BD Diesel Remanufactured Stock Replacement P7100 Injection Pump Automatic Transmission 96-98 5.9L 12V

    BD Diesel
    $2,467.68 - $2,467.68
    $2,467.68
    $2,517.95
    $2,517.95 - $2,517.95
    $2,517.95

    BD Diesel Remanufactured Stock Replacement P7100 Injection Pump NOTE Shutdown solenoid not included 1996-1998 Automatic Transmission ONLY This Pa...

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    $2,467.68 - $2,467.68
    $2,467.68
    $2,517.95
    $2,517.95 - $2,517.95
    $2,517.95
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    BD Diesel Remanufactured Stock Replacement P7100 Injection Pump Automatic Transmission 94-95 5.9L 12V

    BD Diesel
    $2,467.68 - $2,467.68
    $2,467.68
    $2,596.00
    $2,596.00 - $2,596.00
    $2,596.00

    BD Diesel Remanufactured Stock Replacement P7100 Injection Pump NOTE Shutdown solenoid not included 1994-1995 Automatic Transmission ONLY This ...

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    $2,467.68 - $2,467.68
    $2,467.68
    $2,596.00
    $2,596.00 - $2,596.00
    $2,596.00
    Select Options
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    BD Diesel Remanufactured Stock Replacement P7100 Injection Pump Manual Transmission 96-98 5.9L 12V

    BD Diesel
    $2,467.68 - $2,467.68
    $2,467.68
    $2,647.95
    $2,647.95 - $2,647.95
    $2,647.95

    BD Diesel Remanufactured Stock Replacement P7100 Injection Pump NOTE Shutdown solenoid not included 1996-1998 5-Speed Manual Transmission ONLY Th...

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    $2,467.68 - $2,467.68
    $2,467.68
    $2,647.95
    $2,647.95 - $2,647.95
    $2,647.95
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    BD Diesel Governor Spring Kit 4000rpm - 1994-1998 Dodge 12-valve/P7100 Pump

    BD Diesel
    $222.08 - $222.08
    $222.08
    $228.95
    $228.95 - $228.95
    $228.95

    BD's High RPM Mechanical Governor & Delivery Valve Kits can give you the power and torque you've been looking for. The High RPM Mechanical Gove...

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    $222.08 - $222.08
    $222.08
    $228.95
    $228.95 - $228.95
    $228.95
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    BD Diesel Turbo Turnbuckle - 5/16NF Rod w/.320in Hole 1994-2007 5.9L w/ Holset or Aftermkt Turbo/WG

    BD Diesel
    $44.57 - $44.57
    $44.57
    $48.95
    $48.95 - $48.95
    $48.95

    Cut from stainless steel to prevent corrosion and the swivel design avoids oil return drains and rubbing. The Turbo Waste Gate Turnbuckle is now at...

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    $44.57 - $44.57
    $44.57
    $48.95
    $48.95 - $48.95
    $48.95
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    BD Diesel Replacement TrackBar Bushing Set For BD Track Bar 1032011-F/1032013-F

    BD Diesel
    $48.45 - $48.45
    $48.45
    $51.95
    $51.95 - $51.95
    $51.95

    Features Replacement Poly bushing set for 1032011-F and 1032013-F 2007-2012 trucks require one or two additional 16mm sleeves (1302058) Thi...

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    $48.45 - $48.45
    $48.45
    $51.95
    $51.95 - $51.95
    $51.95
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    BD Diesel Killer Frost Plug Plate - 1989-2002 Dodge Cummins 5.9L

    BD Diesel
    $68.82 - $68.82
    $68.82
    $70.95
    $70.95 - $70.95
    $70.95

    The coolant pressure inside the engine block can reach 70+psi at high rpm before the thermostat fully opens. This will cause a corroded frost plug ...

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    $68.82 - $68.82
    $68.82
    $70.95
    $70.95 - $70.95
    $70.95
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    BD Diesel HX35 Boost Elbow 1994-2002 5.9L Dodge Cummins

    BD Diesel
    $45.54 - $45.54
    $45.54
    $46.95
    $46.95 - $46.95
    $46.95

    BD Diesel HX35 Boost Elbow 1994-2002 5.9L Dodge Cummins Features No need to adjust, unit is pre-set from factory Easy to install It is sugges...

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    $45.54 - $45.54
    $45.54
    $46.95
    $46.95 - $46.95
    $46.95
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    BD Diesel Cool Cover - Dodge 1988-1998 12-valve 5.9L (Single)

    BD Diesel
    $70.76 - $70.76
    $70.76
    $75.95
    $75.95 - $75.95
    $75.95

    Are you looking to dress up your 12-valve 5.9L Cummins motor? Try BDs Cool Covers for the 1988-1998 12V Dodge Cummins. Made from cast aluminum and ...

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    $70.76 - $70.76
    $70.76
    $75.95
    $75.95 - $75.95
    $75.95
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    BD Diesel Dodge APPS Noise Isolator - 1994-2005

    BD Diesel
    $36.81 - $36.81
    $36.81
    $37.95
    $37.95 - $37.95
    $37.95

    Interference in the throttle position sensor circuits (APPS) on Dodge Cummins engines from 1994 to 2005 will create false voltage readings in the A...

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    $36.81 - $36.81
    $36.81
    $37.95
    $37.95 - $37.95
    $37.95
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    BD Diesel Cool Cover - Dodge 1988-1998 12-valve 5.9L (Set of 6)

    BD Diesel
    $387.95 - $387.95
    $387.95
    $399.95
    $399.95 - $399.95
    $399.95

    Are you looking to dress up your 12-valve 5.9L Cummins motor? Try BDs Cool Covers for the 1988-1998 12V Dodge Cummins. Made from cast aluminum and ...

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    $387.95 - $387.95
    $387.95
    $399.95
    $399.95 - $399.95
    $399.95
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    BD Diesel P7100 AFC Spring Kit - 1994-1998 Dodge 12-Valve Cummins 5.9L

    BD Diesel
    $74.64 - $74.64
    $74.64
    $76.95
    $76.95 - $76.95
    $76.95

    BD's High RPM Mechanical Governor & Delivery Valve Kits can give you the power and torque you've been looking for. The High RPM Mechanical Gove...

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    $74.64 - $74.64
    $74.64
    $76.95
    $76.95 - $76.95
    $76.95
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    BD Diesel 03-22 Dodge Ram Pickup Bearing Assembly (Will not Fit Power Wagon)

    BD Diesel
    $38.75 - $38.75
    $38.75
    $39.95
    $39.95 - $39.95
    $39.95

    BD Diesel Performance is unique among its peers in that it designs, manufactures and distributes a wide range of products specifically engineered f...

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    $38.75 - $38.75
    $38.75
    $39.95
    $39.95 - $39.95
    $39.95
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    BD Diesel P7100 Injection Pump Dodge 5.9L Cummins Return Spring Bracket

    BD Diesel
    $83.37 - $83.37
    $83.37
    $85.95
    $85.95 - $85.95
    $85.95

    Best practice when rebuilding a Bosch P7100 mechanical Injection Pump will include the replacement of the return spring bracket which can snap over...

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    $83.37 - $83.37
    $83.37
    $85.95
    $85.95 - $85.95
    $85.95
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    BD Diesel Remanufactured Stock Replacement P7100 Injection Pump Manual Transmission 94-95 5.9L 12V

    BD Diesel
    $2,467.68 - $2,467.68
    $2,467.68
    $2,660.95
    $2,660.95 - $2,660.95
    $2,660.95

    BD Diesel Remanufactured Stock Replacement P7100 Injection Pump NOTE Shutdown solenoid not included 1994-1995 5-Speed Manual Transmission ONLY Th...

    View full details
    $2,467.68 - $2,467.68
    $2,467.68
    $2,660.95
    $2,660.95 - $2,660.95
    $2,660.95
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    BD Diesel Manifold Exhaust Pulse - Motor Home w/Cummins 5.9L 12-valve

    BD Diesel
    $659.55 - $659.55
    $659.55
    $714.95
    $714.95 - $714.95
    $714.95

    The perfect drop-in replacement. Fully divided pulse manifold made from high-silicon ductile iron is designed to withstand extreme temperatures and...

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    $659.55 - $659.55
    $659.55
    $714.95
    $714.95 - $714.95
    $714.95

The Best 12V Cummins Performance Parts for Your Truck

When it comes to getting more out of your engine, having the right parts and products matter a lot. Fortunately, Powerhouse Diesel offers a huge inventory of offerings from many of the top names in the industry. From fuel filters and gaskets to transmissions and turbochargers, we’re your complete source for everything to boost what your engine is capable of delivering. We carry parts from leading brands including industrial injection, Smeding and fleece performance.

But it’s more than our extensive range of products that makes us the best place to shop. We understand that trying to sort through your options can be confusing at times, but our team of qualified experts has all the knowledge and expertise needed to help you narrow down your search. We can point you in the right direction and help you find the product that’s perfect for what you want. 

If you want to learn more about all the various 12V Cummins parts and accessories we have to offer, browse through our selection on this page or reach out to speak with an experienced member of our team today. 

Shop 12V Cummins Parts by Category

Browse parts for your 1989-1998 Dodge Ram 5.9L 12-valve Cummins by system below.

12V Cummins Fuel System & Injectors

Pump governor spring kits, delivery valves, fuel filters, and performance 
upgrades - plus 12V Cummins fuel injectors for stock replacement and 
high-power builds. Shop all 12V Cummins fuel system parts.

12V Cummins Engine Internals

Rod bearings, head studs, valve cover gaskets, and rebuild components 
from trusted suppliers. Browse 12V Cummins engine parts.

12V Cummins Intake & Cooling

Cold-air intakes, coolant filters, and intercooler upgrades to lower 
intake temps and protect your cooling system. Browse 12V Cummins 
intakes and cooling.

12V Cummins Transmissions

Rebuild kits, shift kits, and short tailshaft options for the NV4500 
and Getrag transmissions. Browse 12V Cummins transmissions.

12V Cummins Tuning

Tuning options for the 12-valve - from P-pump mechanical modifications 
to electronic tuning accessories. Browse 12V Cummins tuning.

12V Cummins Performance Packages

Bundled upgrade kits for specific horsepower targets - from daily 
driving to competition pulling. Browse 12V Cummins performance packages.

 

12V Cummins FAQs

  • The 12-valve 5.9L Cummins was produced from 1989 through 1998 in Dodge Ram 2500 and 3500 trucks. The 1994-1998 trucks used the P7100 injection pump and are the most sought-after for performance builds.

  • The 12-valve (1989-1998) uses a mechanical injection pump; the 24-valve (1998.5-2002) uses a VP44 electronic pump. The 12-valve is preferred for high-power builds because pump modifications require no tuning software. Have a 1998.5+ truck? Shop our 24V Cummins parts.

  • The P-pump governor spring kit is the cheapest and most impactful first modification. Pair it with matched injectors and a cold-air intake for strong results without opening the engine.

  • The most common issues are worn injection pump delivery valves (hard starts), cracked fuel return lines, worn cam position sensors (1994+), and head gasket failure on high-boost builds. All are well-supported by the aftermarket.

  • A well-maintained 12-valve 5.9L routinely reaches 400,000-500,000 miles. Trucks with 600,000+ miles on the original block are documented. Key factors: regular oil changes, clean fuel, and maintaining the injection pump fuel supply.

Powerhouse Diesel