Mazworx SR20 Billet Main Caps
Price range: $449.00 through $629.49
Upgrade your Nissan SR20 engine with Mazworx Billet Main Caps, made from durable 4140 chromoly steel. Designed for easy installation with standard main studs and needing only line bore/hone post-installation for perfect fit.
Modern Production Capabilities.
Advanced Engineering & Race Tested.
Modern Production Capabilities.
Advanced Engineering & Race Tested.
The Mazworx SR20 Billet Main Caps are precision-machined components designed to significantly reinforce your Nissan SR20 engine block. Crafted from high-quality 4140 chromoly steel, these main caps offer superior strength and durability compared to stock components.
Key Features
- Manufactured from pure 4140 chromoly steel for exceptional toughness
- Compatible with standard size main studs, allowing easy installation without block modification
- Require a line bore or hone after installation to ensure perfect alignment
Our billet main caps are engineered to fit your SR20 engine block without the need for machining the block to accept 1/2″ main studs, simplifying the upgrade process. Following installation, a line bore or honing operation is recommended to achieve optimal bearing alignment and performance.
Upgrade your engine’s bottom end with Mazworx’s billet main caps for enhanced reliability and performance during demanding driving conditions.
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