Howards Cams H350RWS Extreme Billet Main Cap Engine Block

The Howards Cams H350RWS Extreme Billet Main Cap is a high-performance engine component designed to provide superior strength and stability for high-horsepower applications. Machined from billet steel, this main cap offers significantly improved structural integrity compared to stock cast caps, helping to maintain precise crankshaft alignment under extreme loads.

Key Features:

• Billet steel construction for maximum strength and durability
• Precision machined for exact tolerances and optimal fit
• Designed to prevent main cap walk and bearing failure in high-stress applications
• Ideal for racing, boosted, and high-RPM engine builds
• Helps maintain crankshaft stability under extreme cylinder pressures

This extreme-duty main cap is engineered for serious performance enthusiasts who demand maximum reliability from their engine's rotating assembly. Proper installation requires line honing and should be performed by an experienced engine builder.