Interstate-McBee M-3929734 OEM Replacement Camshaft – 89–98 5.9L Cummins 12-Valve

Restore factory valve timing and drivability with the Interstate-McBee M-3929734 camshaft. This stock-profile, OEM-style replacement is engineered for the 5.9L Cummins 12-valve (6BT). Primary direct-fit coverage is 1994–1998 Dodge Ram 2500/3500. For 1989–1993 VE-pump trucks, confirm by ESN before purchase.

• Direct-fit stock replacement: Meets OEM specifications for profile and journal geometry.
• Factory function: Restores smooth idle, proper overlap, and reliable cold-start behavior.
• Durable build: Quality metallurgy and finishing for long service life in heavy-duty use.
• Aftermarket value: OEM-equivalent performance at a lower cost than genuine OEM.

Specifications

Vehicle Fitment

Always verify using the engine serial number (ESN), especially on early 1989–1993 trucks.

• Dodge Ram 2500/3500 – 5.9L Cummins 12-Valve
  • 1994–1998 (P-pump 12V) – direct coverage
  • 1989–1993 (VE-pump 12V) – verify ESN/application
• Additional B-Series/industrial variants – compatibility varies by ESN.

Installation Notes

• Use assembly lube on journals and lobes; pre-lube system before first start.
• Inspect/replace tappets (lifters) and cam gear as needed; check thrust plate.
• Follow the Cummins service manual for timing, torque values, and run-in procedure.

What’s Included

• (1) Stock-profile camshaft M-3929734

Why Buy From CPP Diesel

• ESN-verified fitment support from real diesel techs
• Fast shipping, easy returns, and competitive pricing
• Deep selection of matching B-Series valvetrain and timing components

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