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1989–1993 Dodge Cummins Camshafts & Retainers

Dial in reliable valve timing and durability on your first-gen 5.9L 12-valve with our curated selection of camshafts, camshaft retainers, keys, bushings, bearings, and related valvetrain hardware. CPP Diesel stocks proven OEM replacements and performance upgrades for street, tow, and race builds.

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Featured 89–93 Compatible Products

Why Choose CPP Diesel?

Specialized in Cummins diesel performance since 2008
Stock & performance valvetrain parts for 12V builds
Fast U.S. shipping and secure checkout
Real diesel techs for fitment help

Helpful Notes

Always verify engine serial number (ESN) and year before ordering 12V camshafts.
Use a cam gear retainer on high-RPM or high-load builds to prevent gear walk.
Pair cam upgrades with matched springs, pushrods, and tappets for best results.

Frequently Asked Questions

Will these parts fit all 1989–1993 5.9L 12-valve engines?

Yes, they’re curated for first-gen 12V trucks. Check each product page for specific year/ESN notes.

Do I need a cam gear retainer?

Recommended for performance builds or heavy towing—helps prevent the cam gear from walking off the cam.

What should I upgrade with a new camshaft?

At minimum, inspect/replace tappets, pushrods, springs/retainers, and front cover gaskets/seals.

Do you offer OEM and performance options?

Yes—OEM-style replacements plus performance cams and hardware from leading brands.

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INDUSTRIAL INJECTION PDM-12VRV DODGE PERFORMANCE CAMSHAFT FOR 89-98 5.9L CUMMINS STAGE 1

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INDUSTRIAL INJECTION PDM-12VHP DODGE PERFORMANCE CAMSHAFT FOR 89-98 5.9L CUMMINS STAGE 2 RACE

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INDUSTRIAL INJECTION PDM-CAM7 CAM BEARING SET FOR 1989-2018 CUMMINS MODIFIED

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SCHEID DIESEL 4015011 CUMMINS BILLET CAMSHAFT THRUST PLATE 1996-2018 DODGE CUMMINS 5.9L/6.7L 12V/24V

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Now: $153.15

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INTERSTATE-MCBEE M-3920691 PISTON WRIST PIN RETAINING RING 94–07 5.9L CUMMINS (AFTERMARKET REPLACEMENT)

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INTERSTATE MCBEE M-3902332 CAMSHAFT WOODRUFF KEY 89–18 5.9L/6.7L CUMMINS (AFTERMARKET REPLACEMENT)

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INTERSTATE-MCBEE M-3901306 NON-ENCORE BLOCK CAM BUSHING 89–97 5.9L CUMMINS (AFTERMARKET REPLACEMENT)

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CUMMINS 3929028 OEM CAMSHAFT GEAR – RAM 5.9L 12V (1989–2000)

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Now: $630.37

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INTERSTATE-MCBEE M-3929028 CAMSHAFT GEAR 89-00 5.9L CUMMINS (AFTERMARKET REPLACEMENT)

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HAMILTON CAMS 07-C-220/240 STEEL 220/240 CAMSHAFT FOR 89-18 CUMMINS 5.9L/6.7L

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HAMILTON CAMS 07-c-178/208 CAST 178/208 CAMSHAFT FOR 89-18 CUMMINS 5.9L/6.7L

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HAMILTON CAMS 07-CC-12V188 CAST 188/220 CAMSHAFT COMBO FOR 89-98 CUMMINS 12V 5.9L

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Now: $1,903.96

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HAMILTON CAMS 07-C-188/220S STEEL 188/220 CAMSHAFT FOR 89-18 CUMMINS 5.9L/6.7L

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HAMILTON CAMS 07-CC-12V178 CAST 178/208 CAMSHAFT COMBO FOR 89-98 CUMMINS 12V 5.9L

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CPP 3924962 / 3900633 TIMING COVER BOLTS FOR 89-02 DODGE CUMMINS 12V/24V

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Now: $45.68

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MAHLE SH-1404 ENGINE CAMSHAFT BUSHING FOR 89-96 CUMMINS 5.9

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Now: $15.18

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CUMMINS 3927155 OEM CAMSHAFT THRUST PLATE / RETAINER – RAM 5.9L (1989–2002)

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Now: $23.91

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CUMMINS 3902332 OEM CAMSHAFT KEY (PLAIN WOODRUFF) – RAM 5.9L/6.7L (1989–2021)

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CPP 07-C-188-220 CUMMINS 188/220 CAMSHAFT 109 LSA FOR 89-18 DODGE CUMMINS 5.9L/6.7L 12V/24V

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CUMMINS 3901306 OEM CAMSHAFT BUSHING – 5.9L 12V (1989–1997)

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Now: $55.66

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CUMMINS 3900687 OEM REAR CAM EXPANSION PLUG – 5.9L 12V/24V (1989–2002)

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Now: $13.46

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HAMILTON CAMS 07-c-188/220 CAST 188/220 CAMSHAFT FOR 89-18 CUMMINS 5.9L/6.7L

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HAMILTON CAMS 07-T-002 DLC COATED 1.45" BILLET TAPPETS FOR 89-18 CUMMINS 5.9L/6.7L

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SCHEID DIESEL 1054015013 CUMMINS CAMSHAFT KEY SET 6B OFFSET -2 THRU 2 DEGREE 1989-2018 DODGE CUMMINS 5.9L 12V/24V

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Now: $76.57

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HAMILTON CAMS 07-T-001 1.45" TAPPETS SET FOR 89-18 CUMMINS 5.9L/6.7L

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Now: $220.17

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HAMILTON CAMS 07-C-001 ZINC ADDITIVE FOR CAMSHAFT BREAK-IN

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Now: $22.14

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HAMILTON CAMS 07-C-188-220 CAST CAM 188/220-109LSA FOR 89-18 CUMMINS 5.9L/6.7L

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HAMILTON CAMS 07-C-RETAINER BOLT ON BRONZE CAM RETAINER FOR 89-07 CUMMINS 5.9L 12V/24V

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INDUSTRIAL INJECTION PDM-12VRV DODGE PERFORMANCE CAMSHAFT FOR 89-98 5.9L CUMMINS STAGE 1
Industrial Injection 5.9L 12v Cummins Stage 1 Race Performance Camshaft Features: 1989-1998 Cummins Helps Lower EGTs (Exhaust Gas Temperatures) Drop In Performance Camshaft Piston to valve clearance should always be measured when installing an...

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Now: $852.68
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INDUSTRIAL INJECTION PDM-12VHP DODGE PERFORMANCE CAMSHAFT FOR 89-98 5.9L CUMMINS STAGE 2 RACE
Industrial Injection 5.9L 12v Cummins Stage 2 Race Performance Camshaft Features: Requires .100 inch Valve Reliefs Piston to valve clearance should always be measured when installing an aftermarket camshaft. Transform your Cummins with the INDUSTRIAL...

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INDUSTRIAL INJECTION PDM-CAM7 CAM BEARING SET FOR 1989-2018 CUMMINS MODIFIED
Cam Bearing Set For 1989-2018 Cummins Modified Industrial InjectionTake your Cummins engine performance to the next level with the INDUSTRIAL INJECTION PDM-CAM7 CAM BEARING SET, designed specifically for modified 1989-2018 Cummins models. This premium...

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SCHEID DIESEL 4015011 CUMMINS BILLET CAMSHAFT THRUST PLATE 1996-2018 DODGE CUMMINS 5.9L/6.7L 12V/24V
The SCHEID DIESEL 4015011 Cummins Billet Camshaft Thrust Plate is a premium-quality component designed to enhance the performance and longevity of your 1996-2018 Dodge Cummins 5.9L/6.7L 12V/24V engine. Crafted from high-grade billet aluminum, this...

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INTERSTATE-MCBEE M-3920691 PISTON WRIST PIN RETAINING RING 94–07 5.9L CUMMINS (AFTERMARKET REPLACEMENT)
Interstate-McBee M-3920691 Piston Wrist Pin Retaining Ring – 94–07 5.9L Cummins (Sold Individually) OEM-style wrist pin retaining ring (circlip) engineered by Interstate-McBee for 1994–2007 5.9L Cummins B-Series applications...

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Now: $2.48
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INTERSTATE MCBEE M-3902332 CAMSHAFT WOODRUFF KEY 89–18 5.9L/6.7L CUMMINS (AFTERMARKET REPLACEMENT)
Interstate-McBee M-3902332 Camshaft Woodruff Key – 1989–2018 Cummins 5.9L/6.7L The Interstate-McBee M-3902332 woodruff (camshaft) key restores precise gear indexing on Cummins 5.9L & 6.7L B-Series/ISB engines. Built to OEM-style...

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INTERSTATE-MCBEE M-3901306 NON-ENCORE BLOCK CAM BUSHING 89–97 5.9L CUMMINS (AFTERMARKET REPLACEMENT)
Interstate-McBee M-3901306 Camshaft Bushing – Non-Encore Block, 89–97 5.9L Cummins 12V Precision, OEM-style camshaft bushing for Non-Encore B-series blocks used on 1989–1997 Dodge Ram 2500/3500 5.9L Cummins 12-valve (6BT). Designed...

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CUMMINS 3929028 OEM CAMSHAFT GEAR – RAM 5.9L 12V (1989–2000)
Genuine Cummins Cummins 3929028 — Camshaft Gear (Timing Gear) for B-Series 5.9L MPN: 3929028 | Also Known As: cam gear, timing gear | Cross-Refs: 3902235, 3907431, 3912884, 3929030 Why This Part ✓ OE timing...

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Now: $630.37
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INTERSTATE-MCBEE M-3929028 CAMSHAFT GEAR 89-00 5.9L CUMMINS (AFTERMARKET REPLACEMENT)
Interstate-McBee M-3929028 Camshaft Gear – Cummins B/ISB 3.9L & 5.9L Heavy-duty 72-tooth steel camshaft gear engineered to OEM dimensions for Cummins B-Series engines. A high-value replacement for worn or damaged timing gears on...

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Now: $139.83
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HAMILTON CAMS 07-C-220/240 STEEL 220/240 CAMSHAFT FOR 89-18 CUMMINS 5.9L/6.7L
The HAMILTON CAMS 07-C-220/240 220/240 STEEL CAM FOR 89-2018 Cummins 5.9L and 6.7L engines is a high-performance camshaft designed for engines operating in the 3,500-5200rpm range, particularly those equipped with excellent flowing heads. This camshaft...

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Now: $967.91
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HAMILTON CAMS 07-c-178/208 CAST 178/208 CAMSHAFT FOR 89-18 CUMMINS 5.9L/6.7L
Information: RPM Range: Idle-4,000 Drops EGT 200-300 Duration at .050″ of lift 178 Intake, 208 Exhaust .290 intake lift .310 exhaust lift Warranties will not be considered unless you use Hamilton cams Tappets and springs Addition...

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Now: $898.67
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HAMILTON CAMS 07-CC-12V188 CAST 188/220 CAMSHAFT COMBO FOR 89-98 CUMMINS 12V 5.9L
The Hamilton Cams 07-CC-12V188 Cast Camshaft Combo is a powerhouse upgrade for your Cummins 5.9 engine. Crafted with precision and performance in mind, this camshaft combo is tailored to elevate your 12v Cummins system to new heights. The 188/220 cast...

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Now: $1,903.96
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HAMILTON CAMS 07-C-188/220S STEEL 188/220 CAMSHAFT FOR 89-18 CUMMINS 5.9L/6.7L
Information: RPM Range: 1700-4500 Drops EGT 200-300 Increased Mid Range power Duration at .050″ of lift 188 Intake, 220 Exhaust We only offer warranty on our cams if our lifters and springs are used. Modification...

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Now: $967.91
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HAMILTON CAMS 07-CC-12V178 CAST 178/208 CAMSHAFT COMBO FOR 89-98 CUMMINS 12V 5.9L
We are pleased to announce that the 178-208 has just passed a round of Federal emission tests and is 49 state compliant! Sorry California, you are not one of the 49 states. What’s included: 178/208 Camshaft (fits 89-2018 Cummins) Heavy...

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CPP 3924962 / 3900633 TIMING COVER BOLTS FOR 89-02 DODGE CUMMINS 12V/24V
Enhance the efficiency and precision of your diesel engine restoration project by equipping it with the CPP Diesel 3924962 / 3900633 Timing Cover Bolts designed for 1989-2002 Dodge Cummins 12V/24V engines. Our top-quality bolts are meticulously crafted...

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Now: $45.68
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MAHLE SH-1404 ENGINE CAMSHAFT BUSHING FOR 89-96 CUMMINS 5.9
The MAHLE SH-1404 is an engine camshaft bearing designed for the 1989–1998 5.9L Cummins 12-valve (B Series) diesel engines, commonly found in Dodge Ram 2500 and 3500 trucks. This bearing is a critical component for ensuring smooth camshaft rotation...

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Now: $15.18
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CUMMINS 3927155 OEM CAMSHAFT THRUST PLATE / RETAINER – RAM 5.9L (1989–2002)
Genuine Cummins Cummins 3927155 — Camshaft Thrust Plate / Retainer (5.9L) MPN: 3927155 | Also Known As: camshaft thrust support, cam retainer plate | Use Case: Replace when installing a new camshaft or if endplay is out...

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Now: $23.91
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CUMMINS 3902332 OEM CAMSHAFT KEY (PLAIN WOODRUFF) – RAM 5.9L/6.7L (1989–2021)
Genuine Cummins Cummins 3902332 — Camshaft Key (Plain Woodruff) MPN: 3902332 | Also Known As: woodruff key, cam key, camshaft woodruff | Use Case: Locates/locks cam gear to camshaft to prevent slip Why This...

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CPP 07-C-188-220 CUMMINS 188/220 CAMSHAFT 109 LSA FOR 89-18 DODGE CUMMINS 5.9L/6.7L 12V/24V
Experience unparalleled power and precision with the CPP Diesel 07-C-188-220 Cummins 188/220 Camshaft, specifically designed for 1989-2018 Dodge Cummins 5.9L/6.7L 12V/24V engines. With a street/race idle range of 4,200RPM, this camshaft is built to...

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Now: $898.67
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CUMMINS 3901306 OEM CAMSHAFT BUSHING – 5.9L 12V (1989–1997)
Cummins 3901306 — Genuine Camshaft Bushing for 5.9L (B-Series) MPN: 3901306 | Also Known As: cam bushing, camshaft bearing (front position) | Position: Front cam bushing (see specs) Genuine Cummins camshaft bushing...

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CUMMINS 3900687 OEM REAR CAM EXPANSION PLUG – 5.9L 12V/24V (1989–2002)
Cummins 3900687 — Genuine Rear Camshaft Expansion Plug for 5.9L (6BT/ISB) MPN: 3900687 | Also Known As: rear cam plug, camshaft expansion plug, cam plug | Replaces: 3900686 | Common Companion Seal: 3926047...

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HAMILTON CAMS 07-c-188/220 CAST 188/220 CAMSHAFT FOR 89-18 CUMMINS 5.9L/6.7L
Information: RPM Range: 1700-4500 Drops EGT 200-300 Increased Mid Range power Duration at .050″ of lift 188 Intake, 220 Exhaust We only offer warranty on our cams if our lifters and springs are used. 108LSA Modification...

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Now: $898.67
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HAMILTON CAMS 07-T-002 DLC COATED 1.45" BILLET TAPPETS FOR 89-18 CUMMINS 5.9L/6.7L
1.45″ steel tappets for high rpm engines with 110# or heavier valve springs

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SCHEID DIESEL 1054015013 CUMMINS CAMSHAFT KEY SET 6B OFFSET -2 THRU 2 DEGREE 1989-2018 DODGE CUMMINS 5.9L 12V/24V
The Scheid Diesel 1054015013 Cummins Camshaft Key Set is a precision-engineered solution designed to enhance the performance and efficiency of your 1989-2018 Dodge Cummins 5.9L 12V/24V engine. This set features a 6B offset configuration, allowing you to...

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HAMILTON CAMS 07-T-001 1.45" TAPPETS SET FOR 89-18 CUMMINS 5.9L/6.7L
These tappets work with all 1989-2016 Dodge Cummins engines. At 1.45″ they will not have interference with the Fuel pump eccentric on 12v engines and are much wider than the 1.1″ tappets used in early 12v engines. This means they have more...

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HAMILTON CAMS 07-C-001 ZINC ADDITIVE FOR CAMSHAFT BREAK-IN
With most current diesel oils this additive will put your zinc and phosphorous at approximately 1500-1650ppm which is ideal for flat tappets cams. Use every oil change in competition engines, at least for break-in on daily drivers.

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HAMILTON CAMS 07-C-188-220 CAST CAM 188/220-109LSA FOR 89-18 CUMMINS 5.9L/6.7L
Information: RPM Range: 1700-4500 Drops EGT 200-300 Increased Mid Range power Duration at .050″ of lift 188 Intake, 220 Exhaust We only offer warranty on our cams if our lifters and springs are used. Modification...

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Now: $898.67
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HAMILTON CAMS 07-C-RETAINER BOLT ON BRONZE CAM RETAINER FOR 89-07 CUMMINS 5.9L 12V/24V
The HAMILTON CAMS 07-C-RETAINER Bolt-On Cam Retainer is a high-quality product designed specifically for the 89-07 Cummins 5.9L 12V/24V engines. This product serves as a factory replacement for the thrust plate retainer, ensuring a reliable and efficient...

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