BMW B46 Valve Spring Kit by Ferrea 11247834522 Carrillo connecting rods are designed

Carrillo connecting rods are designed for those who demand the best

this camshaft set is a crucial part of any serious N55 build

Our manifold has been redesigned (9/20) to now be a one piece design for ease of installation

This kit includes replacement timing chains for:

as well as oversized valve upgrades

BMW B46 Valve Spring Kit by Ferrea 11247834522 Carrillo connecting rods are designedWhen building a high performance BMW B46 engine, upgrading the valvetrain is criticaland Ferrea valve springs are among the most trusted components in the industry. Engineered to prevent binding, breakage, and valve float, this spring kit is designed for enthusiasts pushing their B46 on the street or track. Built to Handle High RPM and Boosted Applications Valve spring binding, breakage, and float can cause major problems at high RPM or under boost.