Cummins 3916850 — Genuine Engine Oil Dipstick for 5.9L 12-Valve (VE Pump)

MPN: 3916850  |  Also Known As: engine oil level indicator, dip stick  |  Platform: BS2 5.9L B-Series

Genuine Cummins engine oil dipstick designed for accurate oil level checks on first-gen 5.9L 12-valve engines. Direct-fit for 1989–1993 Dodge Ram 2500/3500 5.9L (VE rotary pump). Built to OE standards for correct markings and handle indexing.

Features & Benefits

• OE length & calibration for accurate oil readings with the factory pan & tube.
• Direct-fit handle & blade with correct stop to prevent over-insertion.
• Corrosion-resistant construction for long service life.
• Prevents overfill/underfill issues that can aerate oil or drop pressure.
• Backed by Cummins quality for fit, function, and durability.

Verified Fitment (Automotive)

Industrial/Off-Highway: Used primarily on BS2 automotive 5.9L B-Series; always verify by ESN for non-truck applications.

Specifications

• Type: Engine oil dipstick (level indicator)
• OE Part Number: 3916850
• Quantity Required: 1 per engine

Often Paired With

• Dipstick tube: Cummins 3905800 (verify by ESN for first-gen 5.9L)
• Tube grommet/joint to block: verify by ESN before ordering

What’s In The Box

• (1) Genuine Cummins Engine Oil Dipstick (3916850)

Installation Tips

• Confirm your dipstick tube part number; a mismatched tube will skew readings.
• Warm engine, shut down, wait a few minutes, then check level on level ground.
• If the tube was replaced, seat it fully and ensure the dipstick stop indexes correctly.

FAQ

WILL THIS FIT MY 1989–1993 5.9L CUMMINS RAM?

Yes—3916850 is used primarily on BS2 automotive 5.9L B-Series and is the OE dipstick for first-gen 1989–1993 5.9L 12-valve (VE pump) trucks. Confirm by VIN/ESN.

DO I NEED A MATCHING DIPSTICK TUBE?

Yes. The reading is only accurate when paired with the correct tube. The common first-gen tube is Cummins 3905800—verify by VIN/ESN.

WHAT ABOUT 1994+ TRUCKS?

Later 12-valve (’94–’98), VP44 (’98.5–’02), and common-rail (’03–’07) trucks use different dipsticks/tubes. Order by year/engine or ESN.

IS THIS A GENUINE CUMMINS PART?

Yes—OE Cummins part 3916850 with correct blade markings and handle stop.

HOW DO I CHECK OIL LEVEL PROPERLY?

Warm engine, park level, wait a few minutes, wipe & re-insert dipstick fully, then read. Add oil to reach the “FULL” mark—do not overfill.