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For a committee meeting I need models of 240 twenty-cylinder natural-gas engines and 240 matching 4' × 8' exhaust stacks. I am after physical 3D printed pieces—digital files alone will not meet the requirement—so please handle the full print run on your equipment. These are strictly for background scenery, so ultra-fine detailing is unnecessary; clean overall shapes and recognizable profiles are what matter most. Once printed, I would like them factory-painted: engines in a standard industrial blue, stacks in a reddish-brown that suggests weathered steel. I will provide a single reference photo so you can capture the basic proportions and surface breaks without over-engineering the model. Everything must remain true to N scale (≈1:160). Dimensional accuracy is important for the footprint; minor layer lines or simplified bolt heads etc. are perfectly acceptable. Resin, SLS, or high-quality FDM are all fine so long as the finish looks tidy when painted. Deliverables—shipped to my provided address—are: • 240 printed, painted twenty-cylinder engines in N scale • 240 printed, painted 4' × 8' exhaust stacks in N scale Pack them safely so parts arrive undamaged and ready to drop straight onto the layout. Let me know your estimated production timeline and any questions you have about the reference image or color tones.
Project ID: 40583022
13 proposals
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Active 6 days ago
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13 freelancers are bidding on average $854 USD for this job

Having extensive experience in 3D modeling, CAD design, and 3D printing technologies, I'm confident that I can deliver the exact models you're looking for in the N scale. I understand that you want a realistic yet simple presentation and my skills enable me to accomplish that. I focus on dimensional accuracy, clean shapes, and durable designs, which align perfectly with your needs. As a technical designer, I am adept at capturing proportions and surface breaks without compromising overall quality. My work is renowned for its precision and clean detailing. Plus, my expertise spans across various mediums - resin, SLS, or high-quality FDM - ensuring topnotch print quality while maintaining tidy finishes. Furthermore, I prioritize transparent communication throughout the project. You'll receive timely progress updates and there will be no major design decision without your consent. Additionally, I assure you that the delivery of your project will be impeccably packed to avoid any damage and ready to drop straight onto your layout. With me on your project, not only will you get production-ready files but also a dedicated freelancer who's committed to excellence and client satisfaction. Let's discuss your reference image and further details so we can kickstart this project together!
$515 USD in 2 days
6.4
6.4

Hi, I'm very interested in your N-scale model project. I have experience in 3D CAD modeling, Design for Additive Manufacturing (DfAM), and prototype production, and I can manage the complete process from CAD modeling through 3D printing, painting, quality inspection, and shipment. For this project, I can provide: Accurate N-scale CAD models of the 20-cylinder natural gas engine and 4' × 8' exhaust stack based on your reference photo. Production of 240 painted engines and 240 painted exhaust stacks. Factory-style finishing with industrial blue engines and weathered reddish-brown exhaust stacks. Quality control to ensure consistent dimensions, clean appearance, and safe packaging for shipment. Before starting, I have a few questions: Could you share the reference photo and the required shipping destination? Do you have a preferred printing process (resin, SLS, or FDM), or should I recommend the most cost-effective option? Is there a required delivery deadline for the committee meeting? Estimated timeline: 4–6 weeks, depending on the selected printing process and painting requirements. I look forward to helping you deliver a high-quality set of ready-to-use models for your layout. Best regards,
$2,500 USD in 25 days
6.5
6.5

Hello, I have carefully reviewed your project requirements and understand your vision for producing and delivering 240 N-scale printed and painted engine models along with 240 matching exhaust stacks, ensuring accurate proportions, clean finishes, and secure packaging ready for immediate use. With 9+ years of 3D design experience and 200+ successfully delivered projects, I will deliver high-quality, production-ready printed models with consistent painting, reliable quality control, and on-time delivery. You will get: 1. Quality optimized work 2. 100% client satisfaction 3. Fast delivery 4. Suitable pricing 5. Unlimited revisions 6. Complete NDA & IP protection (project security is our top priority) Available to start immediately and committed to delivering according to your milestones and timeline. Come inbox & let’s get started. Best regards, Sohaib Pasn Games
$750 USD in 7 days
5.3
5.3

Hello, I'd love to help with your N-scale model production project. I understand you need 480 finished, painted physical parts (240 engines + 240 exhaust stacks), not just 3D files, and I'll ensure the final pieces are clean, consistent, and ready for immediate use. ✅ N Scale (1:160) accurate footprints ✅ Simplified but recognizable engine & stack details ✅ Factory-style painting (Industrial Blue & Weathered Steel Brown) ✅ Secure packaging for safe delivery ✅ Consistent quality across all 480 parts Before production, I'll share a sample print and paint finish for your approval to ensure everything matches your expectations. A few quick questions: What is your required delivery deadline? Which country should the shipment be sent to? Could you share the reference photo and preferred paint shades? I look forward to discussing the project and providing a reliable production timeline. Best Regards, Gourav Freelancer: www.freelancer.com/u/graphicart466
$750 USD in 2 days
4.0
4.0

San Angelo, United States
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