Overhaul Rebuild Kit Fits for Caterpillar CAT C6.6L Engine - Standard / Standard is backordered and will ship as soon as it is back in stock.
Powering 10,000+ Commercial Fleets
One Year Warranty
Easy 60-day Return
Expert support & Fitment Guarantee
Condition: new, aftermarket
Application:
Models with Caterpillar C6.6, C6.6L Engine
Fits for Caterpillar CAT Wheel Loader 924K, 930K, 938K
Engine Ar-Complete Part Number: CA3474030, 3474030, 347-4030
Content:
| Description | Qty | part comment |
| Overhaul Gasket Kit | 1 Set | |
| Cylinder Liners | 6 | Semi-finished |
| Pistons STD | 6 | |
| Piston Pins | 6 | |
| Snap Rings | 12 | |
| Intake/Exhaust Valves Seats | 1 Set | |
| Valve Guides | 1 Set | |
| Intake/Exhaust Valves | 1 Set | |
| Thrust Washer | 1 Set | |
| Rod Bearings | 1 Set | |
| Main Bearings | 1 Set | |
| Rings Pistons STD | 1 Set | |
| Rod Bushings | 6 |
*The cylinder liners in this kit are semi-finished. They require additional machining.
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.
Estimated delivery time 4-7 workdays
Simply return it to the nearest warehouse if you don't like it.
For more details about returns, please check out our return policy.
Complete rebuild solutions engineered for heavy machinery reliability. Every component precision-matched for OEM-grade performance and extended service life.
Full gasket sets, bearings, piston rings, seals, and critical wear components in one comprehensive kit. Everything you need for a professional engine rebuild.
Precision-engineered to meet or exceed original equipment specifications. Direct-fit components ensure proper clearances and optimal performance.
Premium materials and strict quality control. Each component tested for dimensional accuracy, material integrity, and performance reliability.
Single-source procurement eliminates multiple orders and reduces downtime. Competitive pricing without compromising on quality or completeness.
Our engine overhaul kits support major heavy equipment manufacturers across construction, agricultural, and industrial applications:
Excavators, loaders, dozers, and backhoes requiring complete engine restoration
Tractors, harvesters, and farm equipment with high-hour engines
Generators, pumps, compressors, and stationary power units
Heavy-duty trucks and fleet vehicles needing major overhauls
Every component manufactured to tight tolerances with advanced metallurgy and material science for maximum durability and performance.
Detailed parts lists, torque specifications, and compatibility data included. Technical support available for installation guidance.
Cross-referenced against OEM part numbers and engine serial ranges to ensure correct fitment and eliminate guesswork.
Trusted by fleet managers, repair shops, and equipment owners who demand reliability and extended service intervals.
⚠️ 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.
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.
To start a return, please use our return portal. Items should be unused, not installed, clean, in their original packaging and accompanied by proof of purchase. Please contact support if you need help with the current return instructions or applicable costs.
Orders placed within one hour and not yet fulfilled can be cancelled from the customer order page. After one hour, or once the order has been fulfilled, please contact support for the next steps.
Available payment methods include major credit and debit cards, PayPal, Apple Pay, Google Pay, Shop Pay and Klarna. Availability can vary by order and checkout, so the payment options shown at checkout apply.
Most packages delivered within New Zealand arrive in 4–7 working days. Packages over 68 kg can take 5–10 working days. Timing can also vary with product availability, destination, shipping service, customs processing, weekends, public holidays or carrier delays.
New Zealand orders are billed in NZD.
Compare the listed part number, machine make, model, engine details and specifications with your equipment records. Fitment can vary by configuration and serial range, so contact support with the part number and machine details if you are unsure. Fitment should be confirmed before installation.
Mailed & Couriered Shipments (Online Shopping)
For NZ$1,000 or less goods value, no customs duty or border entry fees are collected by the New Zealand Customs Service.
For over NZ$1,000 customs value, formal customs entry is required and the customer must pay 15% GST, applicable customs duties, and border processing fees such as the Import Entry Transaction Fee.
Condition: new, aftermarket
Application:
Models with Caterpillar C6.6, C6.6L Engine
Fits for Caterpillar CAT Wheel Loader 924K, 930K, 938K
Engine Ar-Complete Part Number: CA3474030, 3474030, 347-4030
Content:
| Description | Qty | part comment |
| Overhaul Gasket Kit | 1 Set | |
| Cylinder Liners | 6 | Semi-finished |
| Pistons STD | 6 | |
| Piston Pins | 6 | |
| Snap Rings | 12 | |
| Intake/Exhaust Valves Seats | 1 Set | |
| Valve Guides | 1 Set | |
| Intake/Exhaust Valves | 1 Set | |
| Thrust Washer | 1 Set | |
| Rod Bearings | 1 Set | |
| Main Bearings | 1 Set | |
| Rings Pistons STD | 1 Set | |
| Rod Bushings | 6 |
*The cylinder liners in this kit are semi-finished. They require additional machining.
Crankshaft bearing size
Con rod bearing size