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The Aeromotive Atomic Hex Drive Mechanical Fuel Pump (Part Number: aer11117) is engineered for serious automotive applications requiring high flow rates and reliable performance. With a flow capacity of up to 12 gallons per minute, this pump is suitable for engines producing around 5,000 horsepower on gasoline and up to 2,500 horsepower on methanol. It features a high-efficiency gerotor pumping mechanism housed in a durable, Type III hard coat anodized body, ensuring longevity and resistance to harsh environments. The CNC-machined 6061 T6 aircraft aluminum construction provides strength while maintaining a lightweight profile, ideal for demanding racing setups and high-performance street builds. The pump's hex drive collar with a three-bolt Enderle pattern allows for versatile mounting options, including direct drive from your camshaft or via an external drive system such as a Heavy Duty Cable Drive from Waterman Racing. This flexibility makes it suitable for installation in engine compartments or mounted remotely at the back of the vehicle, supporting a variety of high or low-pressure fuel delivery needs. The pump includes both a 1.25-inch barb inlet and an AN-16 male inlet, along with an ORB-12 female outlet port, allowing for secure and adaptable fuel line connections. For EFI applications, high-flow bypass regulators are recommended to ensure optimal fuel delivery and system safety. Designed to handle ethanol and methanol fuels, the Aeromotive Atomic Hex Drive Fuel Pump offers dependable performance in demanding racing and high-performance applications. Its rugged construction, high flow capacity, and versatile mounting options make it an excellent choice for enthusiasts and professionals seeking reliable fuel delivery for their high-horsepower engines. This product complies with Prop 65 standards and is available in regular stock for quick shipping and installation.
Features:
Order Processing
All orders are processed and shipped within 24 hours of purchase (excluding weekends and holidays).
Orders placed after 3:00 PM EST may ship the following business day.
Shipping Methods
Customers select their preferred shipping method and speed at checkout.
Shipping times are determined by the carrier and cannot be guaranteed by us.
Tracking information will be provided once your order has shipped.
Shipping Coverage
If your package arrives damaged, please notify the delivery driver immediately and contact the shipping carrier to file a claim.
You must report any missing or damaged items within 14 days of delivery.
After this time, we cannot be held responsible for lost or damaged items.
Return Window
You have 30 days from the date of delivery to request a return.
After 30 days, we are unable to accept returns, exchanges, or refund requests.
Eligibility
Items must be returned in their original condition—unused, unwashed, and with all tags and packaging intact.
Certain products may not be eligible for return (e.g., special-order items, customized products, or perishable goods).
Items that have been altered, installed, or modified cannot be returned.
Return Process
Contact our Customer Support team to request a Return Authorization (RMA) before sending items back.
Once your return is approved, you’ll receive instructions on where to send the product.
Customers are responsible for return shipping costs unless the item was defective or incorrect.
Refunds
Refunds are issued to the original payment method once the returned item has been received and inspected.
Please allow 5–10 business days for the refund to appear on your account.
In some cases, a restocking fee may apply (if applicable, this will be disclosed during your return authorization).
