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Cylinder head bolt

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Product
Rating
Price
In stock
SKU-780006
  • Length 80 mm
  • Wire diameter : 10mm
In stock
SKU-780002
  • Technical data Head diameter 11 mm Length 90 mm 100mm x 10.25 mm
In stock
SKU-780003
  • High-quality cylinder head bolt for correctly and safely securing the cylinder head to various Kubota diesel engines and related machines.
  • This head bolt is suitable for overhaul, repair, and periodic maintenance. Manufactured to OEM specifications for reliable clamping force and correct cylinder head sealing.
  • ✔️ Suitable for multiple Kubota engine series
  • ✔️ OEM fit and reliable clamping force
  • ✔️ Applicable in tractors, mowers, and excavators
In stock
SKU-780001
  • Cylinder Head Bolt suitable for the following models:
  • Kubota
  • B1902, B7000
  • KH-66, KH1-10, KH10, KH60, KH60H, KH66, KH91
  • KX11H, KX71, KX71-G
Out of stock
SKU-780004
  • Reliable cylinder head bolt for correctly securing the cylinder head on various Kubota engines and related tractors and machines.
  • This cylinder head bolt is suitable for maintenance, overhaul or repair of Kubota diesel engines and machines in which these engines are used. Designed to OEM specifications for proper fit and reliable sealing.
  • ✔️ Suitable for various Kubota diesel engines
  • ✔️ Applicable in tractors and compact excavators
  • ✔️ Reliable for overhaul and major maintenance
In stock
SKU-780012
  • Strong, durable fastener for the cylinder head of your Kubota engine.
  • This set is suitable for various Kubota Z-series engines, including the Z402, Z482, and Z602.
  • Each engine requires 10 cylinder head bolts (10 pcs required) for correct cylinder head assembly.
  • ? Technical data:
  • ✔️ Application: Z402, Z482, Z602 and related variants
In stock
SKU-780007
  • Head bolt of high-quality quality, produced for a sturdy and durable mounting of the Cylinder Head. Suitable for various applications in tractors, excavators, generators and marine engines.
  • ✔️ High-quality steel
  • ✔️ Perfect fit for Mitsubishi S3L & S4L engines
  • ✔️ Widely applicable in agriculture, construction and marine applications
  • ✔️ Replaces OEM references
In stock
VAR-0186
  • Reliable fastening for your Mitsubishi L3A, L3C, L3E engine block.
  • This set of cylinder head bolts is suitable for all Mitsubishi L3A, L3C, L3E engine variants and matching machines.
  • The set contains 3 short and 8 long bolts – required for a complete assembly of the cylinder head.
  • ? Technical data:
  • ✔️ Variant 1 (long): OEM reference MM432125 – 8 pieces required
In stock
SKU-780013
  • High-quality cylinder head bolts | head bolt for reliable assembly of your Yanmar engine block.
  • This set is suitable for various Yanmar 3-cylinder engines from the TNV and TNE series.
  • For a complete assembly, 14 bolts (14Q) are required.
  • ? Technical data:
  • ✔️ Application: 3TNV76 and related Yanmar engines
In stock
SKU-780016
  • Cylinder Head Bolt for Yanmar 3TNV88 and related engines. OEM 129150-01200. Price per piece — a complete 3TNV88 head gasket requires 14 bolts. Always replace during head gasket change!
  •  
In stock
VAR-780019
  • Cylinder head bolt for Perkins 400D series (402D, 403D, 404D) and related Shibaura N844 / Caterpillar C2.2 engines. Sold individually — a 4-cylinder engine requires 14 bolts (11 long + 3 short). Always replace when changing the head gasket!
In stock
SKU-780017
  • Cylinder Head Bolt for the Yanmar 3TNV70 / 3TNM72 / 3YM20 diesel engine. Direct OEM replacement (119515-01200). Price per piece — 14 pieces per engine required.

Cylinder Head Bolts for Mini Tractors

What is a cylinder head bolt and why is it important?

A cylinder head bolt is a specially designed fastener that holds the cylinder head securely onto the engine block. It ensures a tight seal of the head gasket, keeping combustion pressure inside the cylinders and preventing leaks of coolant or oil. In a mini tractor, high‑quality head bolts are critical to maintain compression, prevent overheating, and ensure long‑term engine reliability. Faulty, stretched, or corroded bolts can lead to blown gaskets, engine misfires, or even severe damage.

How to choose the right cylinder head bolt?

When replacing cylinder head bolts, keep in mind:

  • Compatibility: Must match your engine’s make, model, and bolt specification.
  • Type: Some engines use torque‑to‑yield (TTY) bolts, which must not be reused.
  • Quality: Always use OEM or high‑quality aftermarket bolts designed for strength and heat resistance.
  • Completeness: Replace the full set, not just individual bolts, to ensure even tension.
  • Expert advice: Seek guidance if unsure of the correct specification for your mini tractor.

Replacing/using cylinder head bolts

Changing cylinder head bolts requires precision and the right tools:

  1. Preparation: Remove cylinder head by loosening bolts in the proper sequence.
  2. Inspection: Check threads on the block and ensure no damage or debris is present.
  3. New bolts only: Always install fresh bolts—never reuse TTY bolts.
  4. Torque sequence: Tighten in the manufacturer’s specified order and torque stages.
  5. Final check: Start the mini tractor and look for leaks, compression issues, or abnormal noises.

Why choose Shop4trac for your cylinder head bolts?

At Shop4trac, we provide top‑quality cylinder head bolts specifically designed for mini tractors from brands like Iseki, Yanmar, Kubota, and Shibaura. Our bolts are built for extreme strength, thermal stability, and accurate torque performance—ensuring a perfect seal for your engine. Combined with fast delivery, expert support, and competitive pricing, Shop4trac is your trusted supplier for engine fastening solutions.

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