about

─ BETIRE

20 years of
experience in the automotive industry

We have a comprehensive catalog of over 550,000 auto parts and accessories from top aftermarket manufacturers to fit all domestic and foreign makes and models. And we offer these products at discounted rates. Customers can get up to 70% off on regular retail prices.


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About Stark Engines & Transmissions

Reliable Used Engines and Transmissions, Delivered Across the USA

When your engine or transmission fails, you need a fix that is affordable, dependable, and fast. Stark Engines and Transmissions LLC is a US-based supplier of tested, low-mileage used engines and transmissions for cars, trucks, and SUVs. We help drivers get back on the road without paying for a new vehicle.

Our approach is simple: quality parts, honest service, and real support from the first question to the day your unit arrives.

Who We Are

Stark Engines and Transmissions LLC is headquartered in Sheridan, Wyoming, and serves customers in all 50 states. We work with a nationwide network of trusted warehouses and suppliers, which gives us access to a wide selection of used powertrain components. That reach means we can match you with the right engine or transmission for your vehicle, wherever you are.

We know a major mechanical failure is stressful. Our team is here to make the replacement process clear, straightforward, and free of surprises.

What We Offer

Our inventory focuses on the components that matter most when a vehicle needs a major repair:

  • Used engines for a wide range of makes and models
  • Used automatic transmissions and manual transmissions
  • Crate engines for customers who want a different route
  • Related drivetrain components, including engine drives, differential and rear-end parts, steering, suspension, and brake systems

We supply parts for popular brands, including Dodge, Honda, Toyota, BMW, Ford, and Chevrolet. If you don’t see your vehicle listed, contact us. Our network is large, and we can often locate hard-to-find units.

Why a Used Engine or Transmission Makes Sense

Replacing a failed engine or transmission with a quality used unit is often the smartest financial decision. A tested, low-mileage replacement usually costs far less than a new or remanufactured unit. It also costs much less than replacing the whole vehicle.

For many drivers, a used replacement means:

  • Significant savings compared to new parts
  • Keeping a vehicle that is otherwise in good condition
  • A faster turnaround than waiting for custom rebuilds
  • Original manufacturer-fit components that match your vehicle’s design

Our Commitment to Quality

We don’t sell a unit until it has been checked. Every engine and transmission we supply is carefully inspected and tested to make sure it meets our standards for condition and performance. We prioritize low-mileage units so you get more life out of your replacement.

Every unit is also backed by warranty. We want you to feel confident in your purchase, and the warranty means we stand behind the parts we sell. If you have questions about coverage, our team is happy to explain the details before you buy.

Fast Delivery, Nationwide

A vehicle that is out of service costs you time and money, so speed matters. Because we operate through a nationwide network of warehouses, we can ship units quickly to your home, your mechanic, or your repair shop. Our team coordinates delivery from start to finish and keeps you informed along the way.

Professional Support at Every Step

Choosing the right engine or transmission can be confusing. Compatibility depends on your vehicle’s year, make, model, engine size, and drivetrain, among other things. Our support team is here to help you make the right choice.

When you contact us, we will:

  1. Help confirm the correct part for your vehicle
  2. Explain the condition, mileage, and warranty details
  3. Answer your questions about shipping and installation
  4. Stay available if you need help after your purchase

We treat every customer the way we would want to be treated: with clear answers, fair pricing, and respect for your time.

Our Mission

Our mission is to make major vehicle repairs less stressful and less expensive. We believe every driver deserves access to quality replacement parts, honest information, and dependable service, whether you are a daily commuter, a business owner with a work truck, or a family relying on an SUV.

Visit or Contact Us

Business Address: 30 N Gould St, Ste N, Sheridan, WY 82801, USA
Email: hello@starkengines.com

Working Hours:
Monday to Friday: 9:00 AM – 6:00 PM
Saturday: 7:00 AM – 8:00 PM

Ready to find the right engine or transmission for your vehicle? Browse our catalog or contact our team today. We’ll help you find a reliable replacement, backed by warranty and delivered to your door.