Uprated Rocker Shaft Assembly | BN4-BJ8 6-Cylinder

Optimise valve train performance with this uprated lightweight rocker shaft assembly for 6-cylinder Austin Healey models BN4 to BJ8. Designed for enhanced durability and efficiency, this assembly is built from all-new precision components, including CNC-machined and polished rocker arms, aluminium competition pedestals, ARP nuts, and rocker spacers.

The oil hole at the top of each rocker is sealed to improve overall oil pressure and redirect flow to critical wear zones—boosting longevity and performance under load. All rockers are reamed and honed to tight tolerances, then meticulously assembled by our expert Chief Engine Builder. Ideal for spirited driving, competition, or high-performance rebuilds.

Why You Should Buy This:

• Designed for Austin Healey BN4 to BJ8 6-cylinder engines
• Sealed oil hole improves oil pressure and lubrication
• Enhanced oil feed to critical friction surfaces
• Includes polished rocker arms and ARP nuts
• Built with competition-grade alloy pedestals
• Hand-assembled for consistent, race-ready quality

ALL NEW COMPONETS