Engine piston / 84 mm / Yanmar 4TNE84
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  • Engine piston / 84 mm / Yanmar 4TNE84
  • Engine piston / 84 mm / Yanmar 4TNE84
  • Engine piston / 84 mm / Yanmar 4TNE84

Engine piston / 84 mm / Yanmar 4TNE84

Product code: 4TNE84(26*66)
Brand 4FARMER
Country of production 4FARMER
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3 people purchased this product
zł150.00
Includes VAT 23%

Lowest price from 30 days: zł150.00

Product description

Engine piston with a diameter of 84 mm designed for Yanmar 4TNE84 engines. Made of high-quality materials ensuring durability and resistance to wear. Ideal for professional repairs and regeneration of construction, agricultural and industrial machines. Precise workmanship guarantees a perfect fit and correct engine operation.

Dimensions:

  • Diameter: 84 mm.
  • Height: 70 / 86.50 mm.
  • Pin diameter: 26 mm.
  • Pin hole diameter: 26.05 mm.
  • Distance from end of pin hole to edge of piston: 7 mm.
  • Distance from edge of pin hole to top of piston: 37 mm.
  • Ring groove width from top of piston: 2 / 2 / 4 mm.
  • Index: 4TNE84(26*66).

Engine:

  • Yanmar 4TNE84.

Warehouse: (M01: A64)

*Photos are for illustrative purposes only and may differ in detail from the delivered product due to differences in production over the years.

Specifications

Condition
New
Engine model
Yanmar 4TNE84

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Questions & Answers

Why is regular filter replacement (oil, air, fuel) crucial for a mini tractor?

User
Ekspert Traktor.com.pl – Doradca techniczny • 17.02.2026
Regular filter replacement is the easiest way to extend the life of an engine from brands like Kubota or Yanmar. The oil filter removes metallic contaminants generated during operation, the air filter protects the cylinders from field dust, and the fuel filter prevents water and dirt from damaging the precision injection system. We recommend replacing filters every 50-100 operating hours or at least once per season to ensure optimal engine performance.

How to properly select and sharpen mower blades for a Japanese tractor?

User
Ekspert Traktor.com.pl – Doradca techniczny • 17.02.2026
When selecting mower blades, consider the mower deck model and the blade length and center bore diameter. Maintaining blade balance is crucial when sharpening – an unbalanced blade causes vibrations that damage the hub bearings. Remember that sharp blades mean healthier grass, a cleaner cut, and less strain on the engine of your Iseki or Mitsubishi tractor.

How to identify the correct V-belt size and how to care for it?

User
Ekspert Traktor.com.pl – Doradca techniczny • 17.02.2026
It's best to read the markings on the side of the old V-belt. If they are illegible, measure the belt width and its outer length (La). On Shibaura and Hinomoto tractors, it's important to regularly check the belt tension – too loose a belt will cause slippage and faster wear, while too tight a belt can cause alternator or water pump bearing failure.

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