Contact Us

Have a question about an engine, transmission, shipping, warranty, or your vehicle application? The Guaranteed Engine & Transmission team is here to help. Whether you’re replacing an engine, upgrading your transmission, or planning a custom performance build, we’re ready to assist you in finding the right powertrain solution.

Our Contact Information

Customer Support Hours

Monday – Friday: 8:00 AM – 6:00 PM
Saturday: 9:00 AM – 3:00 PM
Sunday: Closed

How We Can Help

Our team can assist with questions regarding:

  • Engine and transmission availability
  • Product compatibility and applications
  • Engine and transmission packages
  • Custom engine-swap projects
  • Shipping and delivery
  • Order assistance
  • Warranty information
  • Product questions

Send us a message with your vehicle year, make, model, engine or transmission you’re interested in, and any other relevant details so our team can provide more accurate assistance.

Guaranteed Engine & Transmission
Power. Performance. Confidence.

 

Frequently Asked Questions

Please read our FAQ before sending us a message.

Yes. Guaranteed Engine & Transmission offers a wide selection of replacement engines, crate engines, performance engines, automatic transmissions, manual transmissions, and complete engine and transmission packages for various automotive applications.

Compatibility can depend on the vehicle year, make, model, engine configuration, transmission, drivetrain, and other specifications. We recommend providing your vehicle information and, when available, VIN or engine/transmission details so compatibility can be properly evaluated before ordering.

Yes. We arrange shipping for engines, transmissions, and other qualifying powertrain products. Because these products are heavy and oversized, shipping methods and delivery times may vary depending on the product and destination.

Delivery times vary based on product availability, order processing, destination, carrier, and freight requirements. Once your order has been processed and shipped, available tracking information will be provided. Delivery estimates are not guaranteed and may be affected by carrier delays or unforeseen circumstances.

Please inspect your shipment carefully upon delivery. If you notice visible damage, document the condition of the packaging and product with photographs and notify the carrier immediately. You should also contact Guaranteed Engine & Transmission as soon as possible so we can assist with the next steps.

Absolutely. We encourage customers to contact us before ordering if they have questions about product specifications, compatibility, shipping, or their particular vehicle project. You can reach our team at +1 (564) 900-9439 or contact@guaranteedengineandtransmission.com.

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