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The AutoMeter Part Number atmST3112 is a precision-engineered 52mm Stack Instruments mechanical boost gauge designed for vehicles with low or no electrical power systems. This gauge provides accurate readings of boost pressure from -30 inches of mercury (inHg) to +30 pounds per square inch (PSI), making it ideal for applications such as magneto systems or vehicles without a functioning generator. The black dial face offers clear visibility, ensuring easy monitoring during operation. Constructed with durable materials, this gauge is built to withstand the rigors of automotive environments and provides reliable performance over time.
Designed specifically for vehicles operating on unconventional electrical systems, the AutoMeter boost gauge does not require a 12V power source, making it suitable for a wide range of custom and vintage applications. The included T-fitting simplifies installation, allowing for a secure connection to your vehicle’s intake system or turbocharger. With its compact and robust design, the gauge maintains precise measurement accuracy, helping drivers optimize engine performance and ensure safe operation under boost conditions. Whether you’re upgrading your vehicle or installing a custom turbo system, this mechanical boost gauge from AutoMeter offers dependable performance and straightforward installation, making it an excellent choice for enthusiasts and professionals alike.
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).
