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    • HP Copper Spark Plug Shorty 14MM Thread, .750 In Reach Heat Range 6 Gasket (Flat) Seat 4-Pack ACCEL
    • HP Copper Spark Plug Shorty 14MM Thread, .750 In Reach Heat Range 6 Gasket (Flat) Seat 4-Pack ACCEL
    • HP Copper Spark Plug Shorty 14MM Thread, .750 In Reach Heat Range 6 Gasket (Flat) Seat 4-Pack ACCEL
    • HP Copper Spark Plug Shorty 14MM Thread, .750 In Reach Heat Range 6 Gasket (Flat) Seat 4-Pack ACCEL
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    Sale!

    ACCEL HP Copper Spark Plugs | 14mm .750 in Reach Gasket Seat, Heat Range 6, 4-Pack | 0416S-4

    Vendor: ACCEL
    Part Number: 0416S-4
    Save $6.24
    Sale Price $49.95 Regular Price $56.19

    In Stock

    Not sure it fits your vehicle?
    Email sales@berryperformancesales.com with your year, make, model and engine, and we'll help you check fitment before you order.
    Fast Fulfillment: In-stock orders typically ship within 1 to 2 business days.
    Free Shipping on Orders Over $99 | Excludes freight shipments
    International Shipping Available: email sales@berryperformancesales.com for a quote.
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    ACCEL HP copper spark plugs use a copper-core center electrode for reliable spark delivery. This 4-pack is a 14mm plug with a .750-inch reach and gasket (flat) seat, heat range 6.

    • Part number: 0416S-4
    • Pack size: 4
    • Thread size: 14mm
    • Reach: .750 in
    • Seat: Gasket (flat)
    • Heat range: 6
    • Gap: .035 in
    • Resistor: Yes

    FAQ

    What is the ACCEL 0416S-4 spark plug?

    A 14mm HP copper spark plug with a .750-inch reach and gasket seat, heat range 6, sold in a 4-pack.

    What gap is it pre-set to?

    .035 inch.

    How is this different from 0414S-4?

    Same reach and seat; 0414S-4 uses heat range 4 instead of 6.

    Shipping Policy
    • Free shipping on orders over $99 (excludes freight shipments).
    • In-stock orders typically ship within 1 to 2 business days. Weekend and holiday orders are processed the next business day.
    • Orders ship from Defiance, Ohio and a nationwide network of warehouses and manufacturers.
    • Items showing an ETA are not in stock yet. ETAs come from the manufacturer and can change.
    • No P.O. Boxes. International orders need a shipping quote, so email us first.

    Read the full Shipping Policy

    Return Policy
    • 30-day return window from the ship date. Returns must be approved first; email sales@berryperformancesales.com with your order number.
    • Items must be unused, complete and in the original packaging.
    • A 20% restocking fee applies, and return shipping is paid by the buyer.
    • Not returnable: installed or modified parts, opened or used programmers and tuners, custom orders, Open Box, and Clearance or Final Sale items.
    • Damaged, defective or incorrect items must be reported within 48 hours of delivery with photos.

    Read the full Return Policy

    Disclaimer

    All products are sold for off-road use only unless otherwise specified. Buyer assumes all responsibility for installation and operation. Seller is not liable for any incidental, indirect, or consequential damages — including engine failure, labor costs, or vehicle downtime — resulting from the use of any product sold.

    By making a purchase from Berry Performance Sales, you acknowledge and agree to abide by the terms and conditions of these Policies.

    For any questions or concerns, please contact us — we’re always happy to help.

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