Discover ENGINEKITOR Stirling Engine Collection, featuring authentic hot air engine models for STEM education, research, and premium collectibles. Build your own working Stirling engine and enjoy free worldwide shipping, transparent pricing, and hassle-free returns — trusted by enthusiasts worldwide.
Stirling Engine
Enginekitor FAQ
Q1: Do you ship worldwide?
A1: Yes, we offer worldwide shipping to most countries and regions.
Q2: Where are orders shipped from?
A2: All orders are shipped from our warehouse in Mainland China.
Q3: What is the shipping cost?
A3: We provide free international shipping for all orders.
Q4: What is the estimated delivery time?
A4: Delivery time varies by location. For detailed estimates, please check our Expected Delivery Time page.
Q5: How do I track my package?
A5: You can track your shipment on 17track.net. If you need help locating your tracking number, contact us at service@enginekitor.com.
Q1: What payment methods do you accept?
A1: We accept major Credit Cards and PayPal.
Q2: My payment failed. What should I do?
A2: If your credit card payment fails, please try PayPal or contact your bank for verification. You can also email us for assistance.
Q3: How can I cancel my order?
A3: If the order has not been shipped, please contact our support team at service@enginekitor.com. We will cancel the order and issue a full refund.
Q4: Is my personal information secure?
A4: Yes. Enginekitor uses encryption and strict security measures to protect your information, both online and offline.
Q5: I entered the wrong address. What should I do?
A5: If a parcel is returned due to an incorrect address, we will contact you to confirm an updated address and arrange reshipment.
Q1: What items are eligible for return?
A1: We accept returns or exchanges within 30 days of delivery. Items must be unused, unwashed, and in original condition.
Q2: How do I return a product?
A2: Please contact our service team at service@enginekitor.com with your order number. We will confirm eligibility and provide the return instructions.
Q3: What is your refund policy?
A3: Refunds are processed within 1–5 business days after we confirm the cancellation or receive the returned item.
Q4: How will my refund be issued?
A4: Refunds are issued back to the original payment method used for the order.
Q1: Are these real working engine models?
A1: Yes. Our kits are Working Engine Model Kits designed to replicate real mechanical structures, including combustion, turbofan, steam, and Stirling engines.
Q2: Do the models require assembly?
A2: Most engine kits require manual assembly and include detailed instructions or video tutorials. They are ideal for DIY builders, engineering enthusiasts, and STEM learners.
Q3: Are tools included?
A3: Many kits include basic tools. Some advanced models may require extra tools, which will be clearly listed on the product page.
Q4: Can these engines actually run?
A4: Yes, many models are fully operational and can run when assembled correctly. Please check the product description to see whether a kit is running or display-only.
Q5: Do you offer technical support?
A5: Yes. If you encounter any issues during assembly or operation, please contact service@enginekitor.com and our technical team will assist you.