Enhance engine durability and performance with Callies ULTRA H-BEAM rods designed for precise fitment. Featuring a 5.400" length and weighing 5.280 kg, these rods deliver optimal strength-to-weight ratio for high-stress applications. Discover how this engineered component elevates your build.

Enhance engine durability and performance with these precision-engineered H-beam rods designed for the Mitsubishi 4G63. Featuring a robust 5.906" length and .866" pin diameter, these rods deliver optimized strength and reliability under high-stress conditions. Discover how Callies engineering elevates your engine’s capability.

Enhance engine durability and performance with precision-engineered connecting rods tailored for the Nissan R35 GT-R VR38 DETT. These rods measure 6.500 inches in length, ensuring optimal fit and reliability under high-stress conditions. Discover how these components can elevate your engine's strength and responsiveness.

Enhance engine durability and performance with Callies ULTRA H-BEAM rods designed for LS1 Chevrolet engines. Precision engineered at 27.90 cm in length, these rods optimize power transfer and reduce reciprocating mass. Discover how these rods improve your build's reliability and efficiency.

Enhance engine durability and performance with Callies Ultra H-Beam Rods, engineered for precise fitment with BBC 6.700" Chevrolet configurations. Weighing 6.96 kg and measuring 27.90 cm in length, these rods provide the strength and exact dimensions critical for high-stress applications. Discover how this premium component optimizes your engine's power delivery below.