Optimize your Holden V8 EFI engine's performance with the ULTRALITE bolt-on hydraulic rockers, engineered to reduce valvetrain weight to just 3.51 kg for faster throttle response and increased durability. Measuring 45 cm in length and designed for 5/16 bolt-on installation, this component ensures precise fitment and reliable operation. Discover how this specialized rocker can enhance your engine's efficiency and longevity.

Optimize valve train efficiency with the Holden Gen3 LS1 1.8 Ratio Bolt-On Adjust Roller Rockers, designed to deliver precise valve actuation and improved engine performance. Featuring an 8 mm bolt-on adjust system for fine tuning, these rockers measure 45 cm in length, ensuring a perfect fit for your engine build. Discover how advanced engineering translates into superior durability and power control.

Optimize engine performance with the Yella Terra pedestal single rock shaft set designed specifically for Ford 351 C, 429, and 460 engines. Its precise 7/16 x 1.73 dimensions ensure reliable valve actuation. Discover how this 5.3 kg, durable component enhances your engine's efficiency.

Maximize valve control precision with the ULTRALITE SHAFT ROCKERS featuring a 1.7:1 ratio optimized for AFR LS3 260 cc heads. Engineered at 45 cm length and weighing just 4.29 kg, these adjustable rockers enhance engine responsiveness and durability under high-performance conditions.

Optimize engine performance with precision-engineered twin shaft rockers designed for durability and accuracy. Featuring 1.770-inch centre spacing and weighing 4.7 kg, this Yella Terra component ensures reliable valve actuation for enhanced engine efficiency. Discover how these exact dimensions improve your engine's responsiveness and longevity.