Description
Product Overview
The YUESHAN Exhaust Header Bolts are engineered specifically for the 7.3L Powerstroke diesel engines found in 1994‑2003 Ford F250 and F350 trucks. Constructed from premium Grade 10.9 steel, each bolt delivers exceptional tensile strength and resistance to deformation, ensuring a secure fit even under the high‑heat conditions of the exhaust system. The hex head design provides a 12‑mm socket interface, allowing technicians to install or remove the bolts quickly with standard wrenches or impact tools. Dimensions are compact at 0.87 x 0.87 x 2.75 inches, and the kit weighs just 1.76 pounds, making storage and handling effortless. Certified by the manufacturer YUESHAN, these bolts meet rigorous automotive standards and have earned a solid 4.4‑star rating from 14 verified customers.
Usage
These bolts are ideal for replacing worn or broken exhaust manifold fasteners on Ford F250 and F350 trucks equipped with the 7.3L Powerstroke engine. Whether you are performing a routine maintenance service, rebuilding the exhaust system, or addressing a leak, the YUESHAN kit provides the exact fit required for a leak‑free seal. The high‑strength steel resists stretching during torque application, preventing bolt failure that could lead to costly engine downtime. Suitable for both professional garage environments and DIY enthusiasts, the bolts can be installed on the shop floor or in the field with minimal tools.

Why Choose Us
YUESHAN stands out for its commitment to quality and durability. Each bolt undergoes a heat‑treatment process that enhances hardness and corrosion resistance, extending service life beyond standard OEM replacements. Our rigorous testing ensures that every bolt meets the Grade 10.9 specification, providing a tensile strength of up to 1,000 MPa. In addition, the hex head design eliminates the need for specialty sockets, reducing installation time and labor costs. Backed by a responsive customer support team, we address any fit or performance questions promptly, reinforcing confidence in every purchase.
Key Features
- Grade 10.9 high‑strength steel for superior load capacity
- Hex head design compatible with standard 12 mm sockets
- Exact fit for 1994‑2003 Ford F250/F350 7.3L Powerstroke engines
- Corrosion‑resistant coating to withstand exhaust heat
- Proven reliability with a 4.4‑star rating from verified users
FAQ
Are these bolts a direct replacement for OEM parts?
Yes, the YUESHAN bolts match the original specifications for thread pitch, length, and diameter, providing a seamless drop‑in replacement for OEM exhaust header bolts.
What torque specification should I use when installing?
We recommend torquing each bolt to 70 Nm (52 lb‑ft) using a calibrated torque wrench to achieve the proper clamping force without over‑stretching the fastener.
Can I use these bolts on other Ford models?
The bolts are specifically sized for the 7.3L Powerstroke engine found in 1994‑2003 F250 and F350 trucks. Using them on other models may result in improper fit or performance issues.
Do the bolts require any special preparation before installation?
Ensure the mounting surface is clean and free of debris. Apply a high‑temperature thread sealant if recommended by the vehicle service manual to enhance leak protection.
What is the warranty coverage?
YUESHAN offers a one‑year limited warranty against material defects. If a bolt fails due to manufacturing issues within this period, we will replace it at no additional cost.




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