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Fab Heavy Parts  |  SKU: rob21412047

New Yanmar Engine 3TNC80 Overhaul Rebuild Kit

$614.47 $705.60
Crankshaft bearing size
Con rod bearing size
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  • Powering 10,000+ Commercial Fleets

  • One Year Warranty

  • Easy 60-day Return

  • Expert support & Fitment Guarantee

Description

New Yanmar Engine 3TNC80 Overhaul Rebuild Kit

Conditon: new, aftermarket

Piston part number: 119812-22080

Contents:

Piston: 1 set 
Cylinder liner: 1 set
Piston pin: 1 set
Piston ring: 1 set
Piston snap: 1 set
Piston pin bush: 1 set
Con rod bearing: 1 set
Main bearing: 1 set
Full gasket kit: 1 set
Valve guide: 1 set
Intake valve: 1 set
Exhaust valve: 1 set
Intake valve seat: 1 set
Exhaust valve seat: 1 set
Thrust washer: 1 set

*The cylinder liners in this kit are semi-finished. They require additional machining.

1 Year Warranty

Fab Heavy Parts is excited to offer a 12-month warranty on all new replacement/aftermarket parts starting from your original purchase date.

Enjoy peace of mind with Fab Heavy Parts!

For more warranty details, please check out our warranty policy.

Fast Delivery

Estimated delivery time 4-7 workdays

60 Days Easy Return

Simply return it to the nearest warehouse if you don't like it.

For more details about returns, please check out our return policy.

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Premium Engine Overhaul Kits

Complete rebuild solutions engineered for heavy machinery reliability. Every component precision-matched for OEM-grade performance and extended service life.

🔧 Complete Rebuild Solution

Full gasket sets, bearings, piston rings, seals, and critical wear components in one comprehensive kit. Everything you need for a professional engine rebuild.

✓ OEM Compatibility

Precision-engineered to meet or exceed original equipment specifications. Direct-fit components ensure proper clearances and optimal performance.

⚙️ Engineering-Grade Quality

Premium materials and strict quality control. Each component tested for dimensional accuracy, material integrity, and performance reliability.

📦 Time & Cost Savings

Single-source procurement eliminates multiple orders and reduces downtime. Competitive pricing without compromising on quality or completeness.

What's Included in Our Engine Overhaul Kits

Gasket & Seal Components:

Complete Gasket Set
  • Complete upper and lower gasket sets
  • Cylinder head gaskets (multi-layer steel)
  • Oil pan and valve cover gaskets
  • Front and rear crankshaft seals
  • Valve stem seals and O-rings

Wear Components:

Engine Overhaul Kit Components
  • Piston ring sets (compression & oil control)
  • Main and rod bearing sets
  • Thrust washers and bushings
  • Valve guides and seats (select models)

Multi-Brand Compatibility

Our engine overhaul kits support major heavy equipment manufacturers across construction, agricultural, and industrial applications:

Cummins Komatsu Yanmar Deutz Volvo Doosan Hino Toyota Shibaura Perkins Caterpillar Isuzu MitsubishiNissanKubota

Ideal Applications

🏗️ Construction Equipment

Excavators, loaders, dozers, and backhoes requiring complete engine restoration

🚜 Agricultural Machinery

Tractors, harvesters, and farm equipment with high-hour engines

🏭 Industrial Equipment

Generators, pumps, compressors, and stationary power units

🚛 Commercial Vehicles

Heavy-duty trucks and fleet vehicles needing major overhauls

Why Choose Fab Heavy Parts Overhaul Kits

✓ Precision Engineering

Every component manufactured to tight tolerances with advanced metallurgy and material science for maximum durability and performance.

✓ Complete Documentation

Detailed parts lists, torque specifications, and compatibility data included. Technical support available for installation guidance.

✓ Verified Compatibility

Cross-referenced against OEM part numbers and engine serial ranges to ensure correct fitment and eliminate guesswork.

✓ Professional-Grade Results

Trusted by fleet managers, repair shops, and equipment owners who demand reliability and extended service intervals.

Installation Best Practices

⚠️ Professional Installation Recommended: Engine overhaul requires specialized tools, technical knowledge, and proper torque specifications. We recommend installation by certified technicians with experience in heavy equipment engine rebuilds.

  • Verify engine model and serial number before ordering
  • Inspect cylinder bores and crankshaft for wear limits
  • Clean all mating surfaces thoroughly before assembly
  • Follow manufacturer torque sequences and specifications
  • Use proper assembly lubricants and sealants
  • Perform break-in procedure per OEM guidelines

Ready to Restore Your Engine?

Browse our complete selection of engine overhaul kits by manufacturer and model. Each kit includes detailed compatibility information and component specifications.

Need help finding the right kit? Contact our technical team with your engine model and serial number for personalized assistance.

Frequently Asked Questions

What is your return policy?

We accept returns within 60 days of delivery for unused parts in original packaging. To initiate a return, please submit your request through our return portal. Return shipping costs for non-defective items are the buyer's responsibility.

Can I cancel my order?

You may request a cancellation before your order has been dispatched. Once an order has been fulfilled and shipped, it cannot be cancelled — standard return terms will apply instead. Please contact us as soon as possible if you need to cancel.

What payment methods do you accept?

We accept all major credit and debit cards including Visa, Mastercard, and American Express. We also support PayPal, Apple Pay, and Google Pay at checkout. For B2B and trade customers, bank transfer and net payment terms may be available upon account approval — please contact us to discuss your requirements.

How long will delivery take?

Estimated delivery timeframes are displayed on most product pages and all tool listings. For parts without a displayed timeframe, standard delivery to US addresses is typically 5–10 business days from dispatch, depending on your location and the origin warehouse. Express shipping options may be available at checkout.

Will I be charged import tax or customs duties?

No. US customers are not charged any import fees or customs duties on their orders. The price you see is what you pay — there are no hidden charges added upon delivery.

How do I find out the shipping cost for my order?

You can get an estimated shipping cost directly on the cart page — just add your parts to the cart and enter your delivery zip code to see available shipping options and rates. For large or heavy orders requiring a freight quote, please contact us directly with your parts list and delivery zip code.

Do you offer trade accounts for US buyers?

Yes. US trade customers can apply for a B2B account to access volume pricing, net payment terms, and dedicated account support. Contact us directly to get started.

Ask a Question

Feel free to leave your question with us. Our current response time is around 24 hours, though we will get back to you faster when possible.

New Yanmar Engine 3TNC80 Overhaul Rebuild Kit - Fab Heavy Parts
Fab Heavy Parts

New Yanmar Engine 3TNC80 Overhaul Rebuild Kit

$614.47 $705.60

New Yanmar Engine 3TNC80 Overhaul Rebuild Kit

Conditon: new, aftermarket

Piston part number: 119812-22080

Contents:

Piston: 1 set 
Cylinder liner: 1 set
Piston pin: 1 set
Piston ring: 1 set
Piston snap: 1 set
Piston pin bush: 1 set
Con rod bearing: 1 set
Main bearing: 1 set
Full gasket kit: 1 set
Valve guide: 1 set
Intake valve: 1 set
Exhaust valve: 1 set
Intake valve seat: 1 set
Exhaust valve seat: 1 set
Thrust washer: 1 set

*The cylinder liners in this kit are semi-finished. They require additional machining.

Crankshaft bearing size

  • Standard
  • +0.5mm
  • +0.25mm

Con rod bearing size

  • Standard
  • +0.5mm
  • +0.25mm
View product