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Ultimate Reliability for Your 4G63

When building a high-performance 4G63 engine, the integrity of your valvetrain is non-negotiable. The ARP Cam Tower Bolt Kit is engineered to provide superior clamping force compared to factory hardware, ensuring your cam towers remain perfectly seated under extreme RPM and boost conditions. Manufactured from premium 8740 chromoly steel, these bolts are heat-treated to withstand the rigorous demands of racing and high-horsepower street applications.

Key Technical Features

• Material: High-tensile 8740 chromoly steel for maximum fatigue resistance.
• Precision Engineering: Rolled threads for increased strength and consistent torque loading.
• Fitment: Designed specifically for 4G63-powered platforms, including the legendary DSM series and Lancer Evolution 7-9.
• Durability: Black oxide finish for corrosion resistance in harsh engine bay environments.

Whether you are performing a routine cylinder head refresh or a full-blown engine build, replacing your aging factory hardware with ARP is the best insurance against catastrophic failure. These bolts offer the precise fitment and reliability required to push your Mitsubishi or DSM platform to the next level. Trust the industry standard in engine fasteners. Upgrade your build today with high-performance parts from GGCRACING.