Interstate-McBee M-3283333 Head Gasket – Standard Thickness – 3.9L Cummins 4BT (1989–1998)

Restore compression and sealing integrity on your 3.9L Cummins 4BT with the Interstate-McBee M-3283333 standard-thickness head gasket. Built to OEM-equivalent specs for reliable sealing between the cylinder head and block in on-road and industrial 4BT applications.

• OEM-style aftermarket: Direct replacement that matches Cummins form, fit, and function.
• Standard thickness: Maintains factory stack-up to preserve compression ratio.
• Quality materials: Robust construction for long service life and leak prevention.
• Cost-effective: Interstate-McBee value without sacrificing performance.

Specifications

Vehicle / Engine Fitment

Always verify by engine serial number (ESN) for exact compatibility.

• Applications with Cummins 3.9L 4BT (B-Series)
  • Common on-road year range: 1989–1998 4BT applications
  • Also used across industrial / commercial 4BT installations (verify by ESN)

Install Notes

• Inspect deck and head for flatness; clean all surfaces thoroughly.
• Follow the Cummins service manual for torque sequence and final torque values.
• Replace head bolts if stretch-to-yield; consider head studs for performance builds.

Warranty

New Interstate-McBee engine parts carry manufacturer warranty coverage (see policy for terms and exclusions).

Cross-Reference

Cummins: 3283333, 3921393 • Interstate-McBee alternates: M-3283569, M-3921393

Why Buy From CPP Diesel

• Expert B-Series support with ESN verification.
• Fast shipping and easy returns.
• Pair with 4BT upper/lower gasket sets, head bolts/studs, and valve cover gaskets for a complete top-end service.

FAQ