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I am looking for a reliable supplier for a specific engine model used in heavy machinery. Please provide detailed information on the availability, pricing, and lead time for the engine I mentioned. Additionally, I would appreciate insights into any warranty options and technical support you offer with the purchase. Furthermore, if you have equivalent models or alternatives, please include that info as well. I'm keen on understanding the overall quality, performance specs, and any certifications your products might have. Timely delivery is crucial for our operations, so your prompt response will be greatly appreciated.