Description
Product Overview
The Bawkars Exhaust Manifold Bolts are engineered to match original equipment specifications, offering a seamless replacement for select vehicle engines. Each bolt measures M8 x 30mm with a flange face design, crafted from premium 10.9‑grade steel for exceptional strength. The polished gold exterior not only enhances visual appeal but also provides superior resistance to heat, vibration, and corrosion. With a lightweight construction of 8.2 ounces and compact dimensions (1.88 x 0.66 x 0.66 inches), these bolts fit inside the exhaust header, ensuring a secure and durable connection.
Usage
These bolts are ideal for both professional mechanics and DIY enthusiasts performing exhaust system repairs or upgrades. Suitable for a wide range of car makes and models, they replace OEM part numbers such as 75120 and 03413B. Install the bolts when addressing worn or damaged exhaust manifold hardware, during performance tuning, or when restoring a vehicle to factory condition. No specialized tools are required—simply remove the old bolts and install the new set using standard hand tools.

Why Choose Us
Bawkars combines rigorous engineering with high‑quality materials to deliver bolts that stand up to the demanding environment of an exhaust system. Our 10.9‑grade steel construction exceeds standard automotive specifications, providing enhanced tensile strength and fatigue resistance. Each kit includes all necessary bolts and nuts, guaranteeing a complete replacement without additional purchases. Backed by a reputation for precision and durability, Bawkars ensures your engine maintains optimal performance and longevity.
Key Features
- Exact OEM fit eliminates the need for modifications
- High‑strength 10.9‑grade steel resists heat and vibration
- Polished gold finish adds corrosion resistance and visual appeal
- Comprehensive kit includes bolts and matching nuts for quick installation
- Compatible with numerous vehicle models; verify fit with provided OEM numbers
FAQ
What vehicles are compatible with these bolts?
The bolts fit a broad range of cars that use the OEM part numbers 75120 or 03413B. Refer to the fitment list in the product details to confirm compatibility with your specific make and model.
Do I need special tools to install the bolts?
No special tools are required. Standard hand tools such as a socket wrench and torque wrench are sufficient for removal of the old bolts and installation of the new set.
How does the 10.9‑grade steel improve performance?
10.9‑grade steel offers higher tensile strength and better fatigue resistance than standard automotive bolts, ensuring the fasteners remain secure under extreme exhaust heat and engine vibrations.
Is the polished finish purely cosmetic?
The polished gold finish provides both aesthetic appeal and functional benefits, including enhanced resistance to corrosion and easier cleaning of the bolt surface.
Can I use these bolts for performance upgrades?
Yes, the bolts are designed to handle increased stress from performance tuning, making them suitable for both stock replacements and upgraded exhaust systems.




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