Description

Header Bolt – 3/8-16 in Thread – 0.75 in Long – 7/16 in Hex Head – Steel – Set of 16

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 MOROSO

Moroso is one of the largest manufacturers of race and performance parts and tools. With over 4000 products, from oil pans and oiling systems, to ignition wire, ignition components, valve covers, fuel system equipment, air cleaners, hard-core racing tools, chassis and suspension equipment, and numerous other performance parts, Moroso is a recognized leader in the motorsports industry.

Reviews

There are no reviews yet.

Be the first to review “MOROSO Header Bolts 38710”

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

    PROTHANE Automotive Bushing 19-1145

    SKU: PTN19-1145
    Product information
    • Weight0.97 lbs
    • Dimensions3.8 × 3.3 × 2.7 in
    • Front / Rear

      Front, Rear

    • Sway Bar Diameter-Milimeters

      29 mm

    • Bushing Material

      Polyurethane

    • Bushing Color

      Red

    • Bushing Finish

      Natural

    Details...
    Original price was: $28.19.Current price is: $23.49.Add to cart
    Original price was: $28.19.Current price is: $23.49.Add to wishlist
  • Add to wishlist
    Sale
    Wheel Front Aftermarket Shop
    Add to wishlist

    SEALED POWER Cast Piston H423DCP40

    SKU: SEAH423DCP40
    Product information
    • Weight13.445 lbs
    • Dimensions18.5 × 9.4 × 4.6 in
    • Product Line

      Speed-Pro

    • Bore

      4.040 in

    • Style

      Dish

    • Material Style

      Hypereutectic

    • Coated

      Skirt

    Details...
    Original price was: $178.08.Current price is: $161.89.Add to cart
    Original price was: $178.08.Current price is: $161.89.
    Quantity Only 4 left in stock!
    -+
    Add to cart
    Add to wishlist
  • Add to wishlist
    Sale
    Wheel Front Aftermarket Shop
    Add to wishlist

    SIMPSON SAFETY Harness 5pt LL Pull-Down 2in Lap & Shoulder 12LD5WC

    SKU: SIM12LD5WC
    Product information
    • Weight5.53 lbs
    • Dimensions12.75 × 11 × 3.5 in
    • Color

      Black

    • Quantity

      Kit

    • Variant

      Yes

    • Variant Group

      Harness99

    • Variant Column

      Lap Belt Ends,Shoulder Belt Ends,Anti Submarine Belt Ends

    Details...
    Original price was: $308.00.Current price is: $279.95.Add to cart
    Original price was: $308.00.Current price is: $279.95.
    Quantity Only 1 left in stock!
    -+
    Add to cart
    Add to wishlist
  • Add to wishlist
    Sale
    Wheel Front Aftermarket Shop
    Add to wishlist

    HUSKY LINERS Rubber Rear Mud Flaps 55101

    SKU: HSK55101
    Product information
    • Weight10.36 lbs
    • Dimensions24.25 × 12.5 × 1.3 in
    • Product Line

      MudDog

    • Application Specific

      Yes

    • Material

      Rubber / Stainless

    • Color

      Black / Natural

    • Finish

      Natural

    Details...
    Original price was: $110.00.Current price is: $99.99.Add to cart
    Original price was: $110.00.Current price is: $99.99.
    Quantity Only 1 left in stock!
    -+
    Add to cart
    Add to wishlist
  • Add to wishlist
    Sale
    Wheel Front Aftermarket Shop
    Add to wishlist

    WEATHERTECH Black Front Rubber Mats W68

    SKU: WEAW68
    Product information
    • Weight9 lbs
    • Dimensions34.5 × 21.5 × 2.75 in
    • Product Line

      All-Weather

    • Application Specific

      Yes

    • First Row Included

      Yes

    • First Row 1 / 2 Piece

      2 Piece

    • Textured

      Yes

    Details...
    Original price was: $65.00.Current price is: $58.95.Add to cart
    Original price was: $65.00.Current price is: $58.95.Add to wishlist
  • Add to wishlist
    Sale
    Wheel Front Aftermarket Shop
    Add to wishlist

    HOLLEY Secondary Diaphragm 135-4

    SKU: HLY135-4
    Product information
    • Weight0.07 lbs
    • Dimensions7 × 4.95 × 1.85 in
    • Material

      Rubber

    • Quantity

      Each

    • Color

      Natural

    • Finish

      Natural

    • Primary / Secondary

      Secondary

    Details...
    Original price was: $22.00.Current price is: $19.46.Add to cart
    Original price was: $22.00.Current price is: $19.46.Add to wishlist
  • Add to wishlist
    Sale
    AUTOMETER 2-5/8in S/C 12-Volt Clock 3585
    Add to wishlist

    AUTOMETER 2-5/8in S/C 12-Volt Clock 3585

    SKU: ATM3585
    Product information
    • Weight0.62 lbs
    • Dimensions5.6 × 5.6 × 5 in
    • Product Line

      Sport-Comp

    • Gauge Type

      Electric

    • Gauge Diameter (In)

      2-5/8 in

    • Lighted

      Yes

    • Face Color

      Black

    Details...
    Original price was: $173.56.Current price is: $157.78.Add to cart
    Original price was: $173.56.Current price is: $157.78.
    Quantity Only 3 left in stock!
    -+
    Add to cart
    Add to wishlist
  • Add to wishlist
    Sale
    AUTOMETER 2-1/16 Elec. Trans. Temp. 2640
    Add to wishlist

    AUTOMETER 2-1/16 Elec. Trans. Temp. 2640

    SKU: ATM2640
    Product information
    • Weight0.65 lbs
    • Dimensions4.7 × 4.7 × 4.6 in
    • Product Line

      Z-Series

    • Gauge Type

      Transmission Temperature

    • Gauge Diameter (In)

      2-1/16 in

    • Gauge Diameter (Mm)

      52.4 mm

    • Mechanical/Electric

      Electric

    Details...
    Original price was: $81.06.Current price is: $73.69.Add to cart
    Original price was: $81.06.Current price is: $73.69.
    Quantity Only 5 left in stock!
    -+
    Add to cart
    Add to wishlist
  • Add to wishlist
    Sale
    AUTOMETER Wire Harness - LS Plug & Play Tach Adapter 2189
    Add to wishlist

    AUTOMETER Wire Harness – LS Plug & Play Tach Adapter 2189

    SKU: ATM2189
    Product information
    • Weight0.45 lbs
    • Dimensions5.3 × 5.3 × 4.6 in
    • Quantity

      Each

    • Intended Gauges

      Tachometer

    • Intended Gauge Style

      Digital

    • Harness End 1

      Terminated

    • Harness End 2

      Terminated

    Details...
    Original price was: $102.09.Current price is: $92.81.Add to cart
    Original price was: $102.09.Current price is: $92.81.
    Quantity Only 5 left in stock!
    -+
    Add to cart
    Add to wishlist
  • Add to wishlist
    Sale
    ALLSTAR PERFORMANCE Spanner Wrench for Threaded Bump Washer ALL64290
    Add to wishlist

    ALLSTAR PERFORMANCE Spanner Wrench for Threaded Bump Washer ALL64290

    SKU: ALL64290
    Product information
    • Weight0.215 lbs
    • Dimensions9 × 5.55 × 0.4 in
    • Length

      5.938 in

    • Material

      Steel

    • Color

      Zinc

    • Finish

      Plated

    • Quantity

      Each

    Details...
    Original price was: $17.24.Current price is: $14.99.Add to cart
    Original price was: $17.24.Current price is: $14.99.Add to wishlist

    12