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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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    Dodge Main Bearings For 89-18 Cummns HX Series Race Industrial Injection

    Industrial Injection
    $190.12 - $190.12
    $190.12
    $190.12 - $190.12
    $190.12

    Industrial Injection Model: MS-2328HX1989-2018 Cummins HX Series Race Main ( Std + .001) These H and HX Clevite bearings were developed primarily f...

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    $190.12 - $190.12
    $190.12
    $190.12 - $190.12
    $190.12
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    Dodge Main Bearings For 89-18 Cummns H Series Race Industrial Injection

    Industrial Injection
    $166.12 - $166.12
    $166.12
    $166.12 - $166.12
    $166.12

    Industrial Injection Model: MS-2328HH Series Race Main ( Std .025) 1989-2018 CumminsThese H and HX Clevite bearings were developed primarily for us...

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    $166.12 - $166.12
    $166.12
    $166.12 - $166.12
    $166.12
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    Dodge Phatshaft 62 Turbo For 94-02 5.9L Cummins 12cm Housing Industrial Injection

    Industrial Injection
    $2,125.95
    $2,125.95 - $2,125.95
    $2,125.95
    $2,062.17
    $2,062.17 - $2,062.17
    $2,062.17

    Industrial Injection Model: 3622306501The Industrial Injection Original PhatShaft Series Turbos were designed to handle mild fueling upgrades to he...

    View full details
    $2,125.95
    $2,125.95 - $2,125.95
    $2,125.95
    $2,062.17
    $2,062.17 - $2,062.17
    $2,062.17
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    Industrial Injection 5.9L Cummins ISB 1.20mm Head Gasket Kit w/o ARP Studs

    Industrial Injection
    $424.94 - $424.94
    $424.94
    $424.94 - $424.94
    $424.94

    Industrial Injection Model: AP0094Industrial Injection 5.9L Cummins ISB 1.20mm Head Gasket Kit w/o ARP Studs

    $424.94 - $424.94
    $424.94
    $424.94 - $424.94
    $424.94
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    Turbo Boost Control Elbow Industrial Injection

    Industrial Injection
    $33.95
    $33.95 - $33.95
    $33.95
    $32.93
    $32.93 - $32.93
    $32.93

    Industrial Injection Model: TST01Turbo Boost Control Elbow Bade in USA. Precision and Quality. Capable of fine tuning boost pressure.

    $33.95
    $33.95 - $33.95
    $33.95
    $32.93
    $32.93 - $32.93
    $32.93
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    Dodge Marine Big Bowl Race Pistons For 89-98 Cummins 12 Valve Stock Industrial Injection

    Industrial Injection
    $1,859.95
    $1,859.95 - $1,859.95
    $1,859.95
    $1,804.15
    $1,804.15 - $1,804.15
    $1,804.15

    Industrial Injection Model: PDM-03523FCCIndustrial Injection Cummins 12 Valve Marine Piston Standard Bore. Coated Tops and Skirts W /Rings, Wristpi...

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    $1,859.95
    $1,859.95 - $1,859.95
    $1,859.95
    $1,804.15
    $1,804.15 - $1,804.15
    $1,804.15
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    Dodge Marine Big Bowl Race Pistons For 89-98 Cummins 12 Valve .040 Over Industrial Injection

    Industrial Injection
    $1,859.95
    $1,859.95 - $1,859.95
    $1,859.95
    $1,804.15
    $1,804.15 - $1,804.15
    $1,804.15

    Industrial Injection Model: PDM-03523FCC.040Industrial Injection Cummins 12 Valve Marine Big Bowl .040 inch CC Pistons. Coated Tops and Skirts W /R...

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    $1,859.95
    $1,859.95 - $1,859.95
    $1,859.95
    $1,804.15
    $1,804.15 - $1,804.15
    $1,804.15
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    Dodge Marine Big Bowl Race Pistons For 89-98 Cummins 12 Valve .020 Over Industrial Injection

    Industrial Injection
    $1,859.95
    $1,859.95 - $1,859.95
    $1,859.95
    $1,804.15
    $1,804.15 - $1,804.15
    $1,804.15

    Industrial Injection Model: PDM-03523FCC.020Industrial Injection Cummins 12 Valve Marine Big Bowl .020 inch CC Pistons. Coated Tops and Skirts W /R...

    View full details
    $1,859.95
    $1,859.95 - $1,859.95
    $1,859.95
    $1,804.15
    $1,804.15 - $1,804.15
    $1,804.15
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    Dodge Delivery Valve Holder For Cummins 0.120 in. Billet Industrial Injection

    Industrial Injection
    $69.95
    $69.95 - $69.95
    $69.95
    $67.85
    $67.85 - $67.85
    $67.85

    Industrial Injection Model: 232602P7100 .120 Billet Oversized Delivery Valve Holders Cummins 5.9L 12 Valve 1994-1998; These are sold separately, yo...

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    $69.95
    $69.95 - $69.95
    $69.95
    $67.85
    $67.85 - $67.85
    $67.85
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    Dodge Delivery Valve Holder For Cummins 0.93 in. Billet Industrial Injection

    Industrial Injection
    $67.95
    $67.95 - $67.95
    $67.95
    $65.91
    $65.91 - $65.91
    $65.91

    Industrial Injection Model: 232601P7100 .093 Billet Oversized Delivery Valve Holders Cummins 5.9L 12 Valve 1994-1998 These are sold separately, yo...

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    $67.95
    $67.95 - $67.95
    $67.95
    $65.91
    $65.91 - $65.91
    $65.91
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    Dodge Race Tappet Cover For 89-02 5.9L Cummins With Vent Holes Industrial Injection

    Industrial Injection
    $403.95
    $403.95 - $403.95
    $403.95
    $391.83
    $391.83 - $391.83
    $391.83

    Industrial Injection Model: PDM-08300This is our billet 12/24 valve Cummins race style tappet cover designed for P-Pump applications only. These bi...

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    $403.95
    $403.95 - $403.95
    $403.95
    $391.83
    $391.83 - $391.83
    $391.83
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    Dodge Marine Big Bowl Performance Pistons For 89-98 Cummins 12 Valve .020 Over Industrial Injection

    Industrial Injection
    $1,678.95
    $1,678.95 - $1,678.95
    $1,678.95
    $1,628.58
    $1,628.58 - $1,628.58
    $1,628.58

    Industrial Injection Model: PDM-03523CC.020Industrial Injection Cummins 12 Valve Marine Big Bowl .020 inch CC Pistons. Coated Tops and Skirts W /Ri...

    View full details
    $1,678.95
    $1,678.95 - $1,678.95
    $1,678.95
    $1,628.58
    $1,628.58 - $1,628.58
    $1,628.58
    Save 3% Save %
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    Dodge Billet Rack Cap For 94-98 5.9L Cummins Industrial Injection

    Industrial Injection
    $34.95
    $34.95 - $34.95
    $34.95
    $33.90
    $33.90 - $33.90
    $33.90

    Industrial Injection Model: 1413462095BIndustrial Injection is the leading distributor, supplier and remanufacturer of diesel fuel systems, turboch...

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    $34.95
    $34.95 - $34.95
    $34.95
    $33.90
    $33.90 - $33.90
    $33.90
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    Dodge Super Phatshaft 66 Turbo For 94-02 5.9L Cummins Industrial Injection

    Industrial Injection
    $2,526.95
    $2,526.95 - $2,526.95
    $2,526.95
    $2,451.14
    $2,451.14 - $2,451.14
    $2,451.14

    Industrial Injection Model: 3662307111The Super PhatShaft 66 was designed to handle multiple fueling upgrades. The Super PhatShaft comes equipped w...

    View full details
    $2,526.95
    $2,526.95 - $2,526.95
    $2,526.95
    $2,451.14
    $2,451.14 - $2,451.14
    $2,451.14
    Save 3% Save %
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    Dodge Silver Bullet Phatshaft 66 Turbo For 94-02 5.9L Cummins Industrial Injection

    Industrial Injection
    $2,459.95
    $2,459.95 - $2,459.95
    $2,459.95
    $2,386.15
    $2,386.15 - $2,386.15
    $2,386.15

    Industrial Injection Model: 3662317411The Silver Series PhatShaft is our latest effort to achieve perfection. Much like the Super PhatShaft it was ...

    View full details
    $2,459.95
    $2,459.95 - $2,459.95
    $2,459.95
    $2,386.15
    $2,386.15 - $2,386.15
    $2,386.15
    Save 3% Save %
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    Dodge Phatshaft 64 Turbo For 94-02 5.9L Cummins 12cm Housing Industrial Injection

    Industrial Injection
    $2,125.95
    $2,125.95 - $2,125.95
    $2,125.95
    $2,062.17
    $2,062.17 - $2,062.17
    $2,062.17

    Industrial Injection Model: 3642306501The Industrial Injection Original PhatShaft Series Turbos were designed to handle mild fueling upgrades to he...

    View full details
    $2,125.95
    $2,125.95 - $2,125.95
    $2,125.95
    $2,062.17
    $2,062.17 - $2,062.17
    $2,062.17
    Save 3% Save %
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    Dodge Marine Big Bowl Pistons For 89-98 Cummins 12 Valve Stock Industrial Injection

    Industrial Injection
    $1,133.95
    $1,133.95 - $1,133.95
    $1,133.95
    $1,099.93
    $1,099.93 - $1,099.93
    $1,099.93

    Industrial Injection Model: PDM-03523PDM's Ceramic Piston Skirt Coating, is designed to be used, on any rigid or semi rigid surface experiencing sl...

    View full details
    $1,133.95
    $1,133.95 - $1,133.95
    $1,133.95
    $1,099.93
    $1,099.93 - $1,099.93
    $1,099.93
    Save 3% Save %
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    Dodge Marine Big Bowl Performance Pistons For 89-98 Cummins 12 Valve Stock Industrial Injection

    Industrial Injection
    $1,678.95
    $1,678.95 - $1,678.95
    $1,678.95
    $1,628.58
    $1,628.58 - $1,628.58
    $1,628.58

    Industrial Injection Model: PDM-03523CCIndustrial Injection Cummins 12 Valve Marine Big Bowl Standard Bore CC Pistons. Coated Tops and Skirts W /Ri...

    View full details
    $1,678.95
    $1,678.95 - $1,678.95
    $1,678.95
    $1,628.58
    $1,628.58 - $1,628.58
    $1,628.58
    Save 3% Save %
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    Dodge Marine Big Bowl Pistons For 89-98 Cummins 12 Valve Stock .040 Over Industrial Injection

    Industrial Injection
    $1,133.95
    $1,133.95 - $1,133.95
    $1,133.95
    $1,099.93
    $1,099.93 - $1,099.93
    $1,099.93

    Industrial Injection Model: PDM-03523.040Industrial Injection Cummins 12 Valve Marine Big Bowl .040 inch Oversized Pistons W /Rings, Wristpins and ...

    View full details
    $1,133.95
    $1,133.95 - $1,133.95
    $1,133.95
    $1,099.93
    $1,099.93 - $1,099.93
    $1,099.93
    Save 3% Save %
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    Dodge Marine Big Bowl Performance Pistons For 89-98 Cummins 12 Valve .040 Over Industrial Injection

    Industrial Injection
    $1,678.95
    $1,678.95 - $1,678.95
    $1,678.95
    $1,628.58
    $1,628.58 - $1,628.58
    $1,628.58

    Industrial Injection Model: PDM-03523CC.040Industrial Injection Cummins 12 Valve Marine Big Bowl .040 inch CC Pistons. Coated Tops and Skirts W /Ri...

    View full details
    $1,678.95
    $1,678.95 - $1,678.95
    $1,678.95
    $1,628.58
    $1,628.58 - $1,628.58
    $1,628.58
    Save 3% Save %
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    Dodge Super Phatshaft 64 Turbo For 94-02 5.9L Cummins Industrial Injection

    Industrial Injection
    $2,526.95
    $2,526.95 - $2,526.95
    $2,526.95
    $2,451.14
    $2,451.14 - $2,451.14
    $2,451.14

    Industrial Injection Model: 3642307111The Super PhatShaft 64 was designed to handle multiple fueling upgrades. The Super PhatShaft comes equipped w...

    View full details
    $2,526.95
    $2,526.95 - $2,526.95
    $2,526.95
    $2,451.14
    $2,451.14 - $2,451.14
    $2,451.14
    Save 3% Save %
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    Dodge Silver Bullet Phatshaft 69 Turbo For 94-02 5.9L Cummins Industrial Injection

    Industrial Injection
    $2,559.95
    $2,559.95 - $2,559.95
    $2,559.95
    $2,483.15
    $2,483.15 - $2,483.15
    $2,483.15

    Industrial Injection Model: 3692317411The Silver Series PhatShaft is our latest effort to achieve perfection. Much like the Super PhatShaft it was ...

    View full details
    $2,559.95
    $2,559.95 - $2,559.95
    $2,559.95
    $2,483.15
    $2,483.15 - $2,483.15
    $2,483.15
    Save 3% Save %
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    Dodge Super Phatshaft 62 Turbo For 94-02 5.9L Cummins Industrial Injection

    Industrial Injection
    $2,526.95
    $2,526.95 - $2,526.95
    $2,526.95
    $2,451.14
    $2,451.14 - $2,451.14
    $2,451.14

    Industrial Injection Model: 3622307111The Super PhatShaft 62 was designed to handle multiple fueling upgrades and work great both for towing, stree...

    View full details
    $2,526.95
    $2,526.95 - $2,526.95
    $2,526.95
    $2,451.14
    $2,451.14 - $2,451.14
    $2,451.14
    Save 3% Save %
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    Dodge Silver Bullet Phatshaft 64 Turbo For 94-02 5.9L Cummins Industrial Injection

    Industrial Injection
    $2,236.95
    $2,236.95 - $2,236.95
    $2,236.95
    $2,169.84
    $2,169.84 - $2,169.84
    $2,169.84

    Industrial Injection Model: 3642317411The Silver Series PhatShaft is our latest effort to achieve perfection. Much like the Super PhatShaft it was ...

    View full details
    $2,236.95
    $2,236.95 - $2,236.95
    $2,236.95
    $2,169.84
    $2,169.84 - $2,169.84
    $2,169.84
    Save 3% Save %

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