Interstate-McBee M-3928759 Tappet Cover Grommet Seal – 98.5–02 5.9L Cummins

OE-style tappet cover bolt grommet seal for the 1998.5–2002 Dodge Ram 2500/3500 5.9L Cummins (24-valve ISB). Sold individually—six (6) required per engine. Designed to restore a leak-free seal at the tappet (pushrod) cover bolts for long-term reliability.

• Direct replacement: Matches OEM Cummins 3928759 form, fit & function.
• OE-style elastomer construction: Reliable sealing, resists heat and oil exposure.
• Sold individually: Order quantity six to service the full tappet cover.
• Aftermarket value: Interstate-McBee quality at a budget-friendly price.

Specifications

Vehicle Fitment

Always verify fitment by VIN/ESN when possible.

• Dodge Ram 2500/3500 — 1998.5, 1999, 2000, 2001, 2002 with 5.9L Cummins ISB 24V

Install Notes

• Clean bolt and cover recesses thoroughly; remove hardened rubber and residue.
• Lightly oil new grommet surfaces before assembly; do not overtighten fasteners.
• If the cover gasket shows wear, replace during the same service for best results.

Warranty

Interstate-McBee new engine parts typically carry up to 24 months manufacturer warranty (valve-train components may be 12 months). See manufacturer policy or contact us for details.

Cross-Reference

Replaces OEM Cummins 3928759. Not for 12-valve 1989–1998 engines (use the 12V-specific grommet instead).

Why Buy From CPP Diesel

• ESN-verified fitment support and diesel-focused tech help
• Fast shipping, hassle-free returns
• Curated B-Series catalog so you get the right part the first time

FAQ