Product details
CAT 3512 V12 four-stroke turbo aftercooled complete diesel engine assy, total displacement 51.8L, rated power 761-1119kW at 1200-1800rpm with EUI electronic unit injection system.
Direct replacement for CAT 785C mining haul truck, D11T heavy bulldozer, oilfield drilling rig and large industrial generator set.
Full preassembled with turbocharger, cooling system, starter and alternator, finished full dynamometer performance test before shipment, direct installation without modification, 12-month global quality warranty.
Frequently asked questions
We mainly supply high-quality, durable replacement engines and hydraulic assembly parts for well-known global brands, including Kubota, Perkins, CAT, Cummins, Komatsu, Isuzu, Mitsubishi, Volvo and Doosan. All products are manufactured to meet OEM standards, ensuring perfect compatibility and reliable performance.
Our core products focus on excavator key parts, including excavator engines, hydraulic assemblies, hydraulic pumps, hydraulic distributor valves, travel assemblies, travel motors, travel gearboxes, swing assemblies, swing motors and swing gearboxes. We cover all the key components that excavator maintenance and operation need.
We provide both genuine quality replacement parts and high-standard aftermarket parts. All products go through strict pre-shipment inspection to ensure they meet international quality standards. Our parts have stable performance, long service life and can perfectly replace the original parts, while offering more cost-effective options.
You only need to provide your excavator brand, model number (e.g., CAT 336, Komatsu PC200-8) or the original part number. Our professional team will quickly confirm the compatibility and recommend the most suitable parts for you, ensuring no mismatch.
Our MOQ is flexible: 1 unit for sample order (to test quality and compatibility), and bulk orders can enjoy preferential prices. The lead time is 3-7 working days for in-stock parts, and 15-30 working days for customized or large-batch orders, depending on the product type and quantity.
Yes. We provide a 12-month warranty for all our excavator engines and hydraulic parts, covering manufacturing defects. We also offer 24/7 online technical support, installation guidance and spare parts supply. If there is any quality problem within the warranty period, we will provide free replacement or repair.
We support global shipping, including sea freight, air freight and express delivery (DHL, FedEx, UPS, etc.). For small orders (samples or small batches), express delivery takes 3-7 days; for bulk orders, sea freight takes 20-40 days, depending on the destination country. We will choose the most cost-effective and efficient shipping method for you.
We accept flexible payment terms to meet different customers' needs, including T/T (Telegraphic Transfer), L/C (Letter of Credit), PayPal and Western Union. For long-term cooperative customers, we can provide more favorable payment terms.