Part number lookup

3TN66 Replacement Parts

Cross-reference and compare 7 replacement listings for OEM / aftermarket part number 3TN66. Use this part-number page — not a generic equipment or brand hub — to review price, availability, and fitment before ordering.

7 Matching Products

Part Numbers and Cross References

Applications and Fitment Summary

  • John Deere · 3TN66 3TN66-UJ Yanmar Engine John Deere 330 332 Tractor
  • Part Number
  • Yanmar · s: Fit For Yanmar Mower Engine: 2TN, 2TNE68, 3TN, 3TN66, 3TN66C, 3TNE68, 3TNV70, 3TNV70W, 3TNV74F Fit For Yanmar Outboard Boat Engine:1GM, 1GM10, 2GM, 2GMF, 2GM20, 2QM15, 2YM, 3GM, 3JH, 3JH2, 3JH3, 3JH4, 3JH5E, 3YM, D27, ALL GM AND YM ENGINES
  • John Deere · Yanmar John Deere 240 330 332 415
  • Yanmar · Models with Yanmar 3TN66 Engine Refer Yanmar B08, B08-2, S15 Excavator, not only these models. Note: The Cylinder Liner is Semi-finished type. Item Content: 1 Set of Overhaul Gasket Kit 3 Cylinder Liners 3 Pistons STD 3 Piston Pins 6 Snap Rings 3 Rod Bushings Set Rings For 3 Pistons STD 1 Set of Main Bearings 1 Set of Rod Bearings 1 Set of Thrust Bearings 3 Intake Valves 3 Exhaust Valves 6 Valve Guides 3 Intake Valves Seats 3 Exhaust Valves Seats

Frequently Asked Questions

What parts replace OEM number 3TN66?

This page lists 7 replacement listings indexed under 3TN66. Compare cross references, applications, and pricing before ordering.

How do I confirm fitment for 3TN66?

Match the stamped part number first, then verify machine model, engine code, serial number, mounting points, and photos of your old part before checkout.

Can I request a quote if 3TN66 is not an exact match?

Yes. Use the fitment inquiry form with your machine plate, engine model, and photos. Support can review alternatives or cross references.

Confirm fitment & quote details

Send machine details and nameplate photos before ordering high-risk or quote-only parts.