Description

Header Stud – 3/8-16 and 3/8-24 in Thread – 1.675 in Long – Nuts Included – Broached – Steel – Black Oxide – Small Block Chevy – Set of 12

Why Choose Us?



Frequently Asked Questions​

As an Authorized Automotive Retailer in the United States, we take pride in guaranteeing 100% authentic products from all brands available on our website. With partnerships spanning 1,000+ brands and a network of 20+ distributor warehouses nationwide, we maintain millions of auto parts in inventory across the USA, ensuring quick shipping and reliable service to our customers. When you shop with us, you're investing in quality and trust.
We believe we have the fastest backorder system in the U.S. auto parts industry, thanks to our strong partnerships with brands and vendors. Nearly all backordered auto parts are shipped directly by the vendors without any additional delays, or they are placed as special orders on the same day. In most cases, backordered parts are delivered within 5-10 days.
We offer unbeatable prices and the best shipping rates on auto parts, with exclusive protection and insurance included to safeguard your order from damage or loss. Enjoy convenient door-to-door delivery, real-time tracking, and our 100% satisfaction guarantee for a smooth, worry-free experience.
Our standard shipping typically takes 1-3 business days. We will provide estimated shipping time for each product. While we aim to deliver as quickly as possible, this timeframe ensures all orders are processed, prepared, and dispatched with care. If the products are not ready for shipping in 72 hours, we will refund you 100%
Absolutely. Once your order is dispatched, you’ll receive an email with tracking details, so you can follow your shipment every step of the way. Every step of shipping process will be sent through email notifications or using tracking page.
Every product page includes a stock level indicator to show what’s available. We always update the inventory 24/24. We’ll be happy to check availability and provide updates on new stock arrivals if you need a help.
We’re sorry to hear that your order wasn’t delivered in perfect condition. Please email us with your order number, a description of the issue, and photographs of the damaged item. Once we receive this information, we’ll arrange for a replacement or refund and handle the return process.
You can return items within 30 days of receipt. Ensure the product is new in its original packaging and securely wrapped for safe transit. Once we receive the item in sellable condition, we’ll issue a full refund for the product value. Contact us for the return address and further instructions.

About OPTITORQUE TECHNOLOGIES LLC

OptiTorque produces premium quality fasteners for a wide range of automotive applications. From stock rebuilds to hard-core racing builds, OptiTorque fasteners are USA made and designed, featuring premium materials and designed to meet or exceed OEM specs.

Reviews

There are no reviews yet.

Be the first to review “OPTITORQUE TECHNOLOGIES LLC SBC Header Stud Kit 3/8 x 1.675 10452”

Your email address will not be published. Required fields are marked *

Recently viewed products

  • Add to wishlist
    Sale
    Wheel Front Aftermarket Shop
    Add to wishlist

    RANCHO Shock Absorber RS55371

    SKU: RANRS55371
    Product information
    • Weight4.0 lbs
    • Dimensions24.2 × 4.1 × 3.0 in
    • Brand

    • Type

    • Condition

    • Manufacturer Part Number

      RS55371

    Details...
    Original price was: $63.90.Current price is: $58.09.Add to cart
    Original price was: $63.90.Current price is: $58.09.
    Quantity Only 4 left in stock!
    -+
    Add to cart
    Add to wishlist
  • Add to wishlist
    Sale
    Wheel Front Aftermarket Shop
    Add to wishlist

    PRO SHOCK Threaded Body Aluminum Split Valve Shock AC746B

    SKU: PROAC746B
    Product information
    • Weight3.853 lbs
    • Dimensions16.5 × 3.75 × 2.5 in
    • Product Line

      AC Series

    • Quantity

      Each

    • Variant

      Yes

    • Hardware Included

      Yes

    • Variant Group

      Shocks51

    Details...
    Original price was: $333.89.Current price is: $278.24.Add to cart
    Original price was: $333.89.Current price is: $278.24.
    Quantity Only 1 left in stock!
    -+
    Add to cart
    Add to wishlist
  • Add to wishlist
    Sale
    Wheel Front Aftermarket Shop
    Add to wishlist

    MSD IGNITION Atomic AirForce LS7 Intake Manifold 2701

    SKU: MSD2701
    Product information
    • Weight19.65 lbs
    • Dimensions27 × 16 × 9.5 in
    • Product Line

      Atomic AirForce

    • Quantity

      Each

    • Throttle Body Quantity

      1.0

    • Throttle Body Flange Diameter

      103 mm

    • Engine Deck

      OEM

    Details...
    Original price was: $1,595.00.Current price is: $1,449.95.Add to cart
    Original price was: $1,595.00.Current price is: $1,449.95.
    Quantity Only 4 left in stock!
    -+
    Add to cart
    Add to wishlist
  • Add to wishlist
    Sale
    Wheel Front Aftermarket Shop
    Add to wishlist

    MOPAR PERFORMANCE Enamel-Orange P4120751AB

    SKU: MOPP4120751AB
    Product information
    • Weight1.02 lbs
    • Dimensions7.85 × 2.7 × 2.6 in
    • Brand

    • Condition

    • Type

    • Manufacturer Part Number

      P4120751AB

    Details...
    Original price was: $16.88.Current price is: $14.68.Add to cart
    Original price was: $16.88.Current price is: $14.68.Add to wishlist
  • Add to wishlist
    Sale
    Wheel Front Aftermarket Shop
    Add to wishlist

    RIGHT STUFF DETAILING AFX Caliper Mounting Brackets Pair CMB01

    SKU: RSDCMB01
    Product information
    • Weight4.75 lbs
    • Dimensions11.7 × 6.1 × 2.7 in
    • Front / Rear

      Front

    • Driver / Passenger Side

      Driver / Passenger

    • Mounting Style

      Bolt-On

    • Intended Caliper Mount Style

      Lug

    • Material

      Steel

    Details...
    Original price was: $106.13.Current price is: $96.48.Add to cart
    Original price was: $106.13.Current price is: $96.48.
    Quantity Only 1 left in stock!
    -+
    Add to cart
    Add to wishlist
  • Add to wishlist
    Sale
    Wheel Front Aftermarket Shop
    Add to wishlist

    MALLORY Promaster Coil 29440

    SKU: MAL29440
    Product information
    • Weight3.15 lbs
    • Dimensions7.1 × 4.6 × 4.1 in
    • Quantity

      Kit

    • Product Line

      Promaster Classic Series

    • Coil Location

      Remote

    • Coil Style

      Canister

    • Coil Shape

      Rectangle

    Details...
    Original price was: $220.00.Current price is: $199.95.Add to cart
    Original price was: $220.00.Current price is: $199.95.
    Quantity Only 4 left in stock!
    -+
    Add to cart
    Add to wishlist
  • Add to wishlist
    Sale
    Wheel Front Aftermarket Shop
    Add to wishlist

    LOKAR E-Brake Boot Floor Mt 70-EHBF

    SKU: LOK70-EHBF
    Product information
    Details...
    Original price was: $53.85.Current price is: $48.95.Add to cart
    Original price was: $53.85.Current price is: $48.95.Add to wishlist
  • Add to wishlist
    Sale
    Wheel Front Aftermarket Shop
    Add to wishlist

    HOWE Stud For 22412H +.500 22445HM

    SKU: HOW22445HM
    Product information
    • Weight1.055 lbs
    • Dimensions6.9 × 2.2 × 1.9 in
    • Ball Diameter

      1.625 in

    • Taper

      1.5 in/ft

    • Stud Length

      4.315 in

    • Stud Thread

      5/8-18 in

    • Material

      Steel

    Details...
    Original price was: $53.78.Current price is: $48.89.Add to cart
    Original price was: $53.78.Current price is: $48.89.Add to wishlist
  • Add to wishlist
    Sale
    Wheel Front Aftermarket Shop
    Add to wishlist

    HOLLEY Trans Controller Sniper -2 EFI Standalone 551-103

    SKU: HLY551-103
    Product information
    • Weight1.15 lbs
    • Dimensions9.7 × 7.9 × 3.3 in
    • Product Line

      Sniper 2 EFI

    • Wiring Harness Included

      Yes

    • Quantity

      Kit

    • Upshift Adjustable

      Yes

    • Downshift Adjustable

      Yes

    Details...
    Original price was: $660.00.Current price is: $599.95.Add to cart
    Original price was: $660.00.Current price is: $599.95.
    Quantity Only 6 left in stock!
    -+
    Add to cart
    Add to wishlist
  • Add to wishlist
    Sale
    Wheel Front Aftermarket Shop
    Add to wishlist

    GRANT Billet Installation Kit 5318

    SKU: GRT5318
    Product information
    • Weight2.2 lbs
    • Dimensions6.4 × 6.3 × 4.7 in
    • Steering Wheel Bolt Quantity

      5-Bolt

    • Intended Steering Column

      OE Column

    • Hardware Included

      Yes

    • Quantity

      Each

    • Material

      Aluminum

    Details...
    Original price was: $64.38.Current price is: $58.53.Add to cart
    Original price was: $64.38.Current price is: $58.53.Add to wishlist

    111