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Description:
The ACDelco Gold 41-601 Copper Spark Plug is a high-quality conventional spark plug designed to provide reliable ignition performance and efficient engine operation. Built with a copper core center electrode, this spark plug promotes excellent heat transfer and helps maximize durability across a wide range of operating conditions.
A ribbed suppressor seal helps extend resistance and prevent spark flashover and misfires, while the nickel-chrome alloy sheathing helps resist corrosion on the center electrode for long-lasting reliability. The plug also features a Black Onyx coating that helps reduce corrosion and improve durability in demanding environments.
Designed to meet expectations for fit, form, and function, the ACDelco Gold 41-601 spark plug is suitable for many automotive and marine applications requiring dependable ignition performance.
Features:
Copper core center electrode for excellent heat transfer and durability
Black Onyx coating helps reduce corrosion
Ribbed suppressor seal helps prevent flashover and ignition misfires
Nickel-chrome alloy sheathing protects the center electrode from corrosion
Designed for reliable ignition performance and efficient engine operation
Suitable for many automotive and marine applications
Product Specifications:
Part number: 41-601
Product line: ACDelco Gold
Center electrode core material: Copper
Center electrode tip material: Copper
Ground electrode core material: Nickel
Ground electrode tip material: Nickel
Ground electrode quantity: 1
Ground electrode design: Standard
Center electrode design: Standard
Thread diameter: 14 mm
Reach: 17.25 mm
Seat type: Tapered
Hex size: 15.88 mm (16 mm nominal)
Resistor type: Yes
Pre-gap size: 1.51 mm
Manufacturer heat range: 3
Electrical terminal type: Non-removable nut
Washer included: No
Grade type: Standard replacement
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).
