ranroswang@hksparkling.com 
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Cylinder Block for Caterpillar M313D M315D – CA3405797 340-5797 3405797
The Cylinder Block (CA3405797 / 340-5797 / 3405797) is a high-quality replacement engine component designed for Caterpillar M313D and M315D excavators. As the central part of the engine assembly, the cylinder block houses the pistons, crankshaft, and other critical engine components, ensuring precise alignment, strength, and durability under heavy-duty operations. Manufactured to meet OEM specifications, this cylinder block guarantees reliable engine performance and extended service life in demanding construction environments.
Key Features
OEM-Compatible Fit: Designed to match Caterpillar part numbers CA3405797 / 340-5797 / 3405797 for precise installation and optimal performance
Durable Construction: Made from high-strength cast iron or alloy steel for excellent wear resistance and structural integrity
Precision Machined: Ensures proper alignment of pistons, crankshaft, and connecting rods for smooth engine operation
Applications
✔ Caterpillar Excavators: M313D, M315D
✔ Engine rebuilds and heavy-duty repair projects
✔ Construction, earthmoving, and industrial environments
Introduce reliability back into your machine with the SPARKLING Cylinder Block designed as a direct-fit, high-performance replacement for Caterpillar M313D and M315D excavators. Engineered for durability, precision and stable operation, this cylinder block (part numbers CA3405797, 340-5797, 3405797) delivers OEM-equivalent fit and long-term value — ideal for workshops and fleet operators who demand uptime and predictable maintenance costs.
Why choose the SPARKLING Cylinder Block?
- Exact Fit and Compatibility: Manufactured to match Caterpillar M313D and M315D mounting points and dimensions, ensuring fast, no-modification installation and correct alignment with pistons, liners and accessory components.
- Durable Construction: Produced under strict manufacturing controls, the block features high-strength casting and precision-machined bores to resist wear, distortion and thermal stress during heavy-duty cycles.
- Precision Machining & Tight Tolerances: CNC finishing of critical surfaces ensures concentricity and flatness where it matters — cylinder bores, deck surface and mounting faces — which reduces oil and coolant leaks and improves sealing reliability.
- Reliable Performance under Load: Heat treatment and stress-relief processes reduce the risk of cracking and warping in demanding operating conditions, giving stable compressive strength and extended service life.
- Cost-effective Alternative: Offers competitive pricing without compromising on quality — an economical replacement that helps reduce total ownership cost while keeping machine performance high.
- Technical Support & Custom Solutions: SPARKLING provides detailed technical documentation, installation guidance and responsive after-sales support. Custom machining or specific finish options available on request for fleet standardization.
Quality you can trust
SPARKLING MACHINERY, founded in 2013, focuses on high-quality excavator parts with rigorous quality control at each stage — from casting to final inspection. Our global supply network and commitment to precision, stability and perseverance ensure parts that perform reliably across diverse environments. We support customers with professional consultation, ongoing service and competitive pricing to lower operating costs and increase machine availability.
Fitment and part numbers
Compatible with: Caterpillar M313D, M315D
Reference numbers: CA3405797, 340-5797, 3405797
Get replacement confidence
Minimize downtime and restore engine integrity with a SPARKLING cylinder block engineered for long service life and dependable performance. Contact our sales team for availability, lead time, customization options and bulk pricing. Built to work — built to last.
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📦 Packing
1. Packaging methods: Carton box + Wooden case/Pallet + Anti-rust treatment
2. Export-standard packaging to ensure safety during transportation
3. Custom packaging available upon request
4. Dimensions and weight can be provided for freight calculation
🚚 Shipping
1. Available shipping methods: Sea freight, Air freight, Express delivery (DHL, UPS, FedEx, etc.)
2. LCL (Less than Container Load) and FCL (Full Container Load) options are supported
3. For Russian clients, we can introduce the forwarder agent to you
4. Delivery time: Ships within 1-3 working days after payment (for items in stock)
💳 Payment
1. Accepted methods: T/T, Bank Transfer, PayPal, Alipay, WeChat Pay, Western Union
2. Deposit + balance payment available for large or custom orders
3. Flexible payment options—feel free to contact us for details
📌 Frequently Asked Questions (FAQs)
Q: Which excavator models is this part compatible with?
A: This product is compatible with major brands such as CAT, KOMATSU, HITACHI, and more. Custom specifications are also available.
Q: How can I make sure I’m selecting the correct part?
A: You can send us a photo of the old part, part number, or your excavator model, and we will help you confirm the right match.
Q: Is there a warranty for this product?
A: Yes, we offer a 6-month quality guarantee under normal use.
Get a free quote
We are committed to producing the highest quality products at the most competitive prices. Therefore, we sincerely invite all interested companies to contact us for more information.
Contact us
Email: ranroswang@hksparkling.com
Wechat: +86 136 0901 0879
Skype: foreverlucia1
WhatsApp: +86 136 0901 0879
Address: No. 514-515, Hulin Road, Tianhe District, Guangzhou, China.
Sparkling Machinery Co.,Ltd
foreverlucia1