4140 MAIN CAP AND GIRDLE ASSEMBLY

Reengineered and in production. Soon to be released.

HORU "4140 " billet steel main caps are designed to improve block strength and increase bearing life. The soft nature of the OEM cast main caps allows the mains to flex and move at high rpms as the internal temperature increases. These billet main caps and block girdle are designed for the VQ35DE blocks

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HORU/ARP CA25 14MM HEAD STUDS

Reengineered and in production. Soon to be released.

HORU® Spec ARP® 14mm head studs are designed with an increased diameter for greater holding strength and made from ARP CA625™ material rated at 260,000 - 280,000 psi tensile strength. These are the best choice for highly boosted engines pushing over 1000hp.

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