Crower 74125F Features:

Crower 74125F shaft rockers for BRODIX 18° clone heads with 1.650 long arm and 5/8 shaft Shafts are CNC precision-machined from ball race alloy steel, heat-treated twice, and micro-finish ground in-house Fully rollerized precision needle-bearing fulcrums help reduce friction, add horsepower, and reduce valve guide wear Lash adjusters use aircraft-quality high-temp alloy with aircraft-quality 12-point nuts for accurate valvetrain adjustment

Shaft Rockers Brodix 18 D 18 Degree Clone 1.650 Features:

• 1.650 long-arm geometry for Brodix 18° clone heads and 5/8 shaft valvetrain stability in high-rpm racing use
• CNC-machined ball-race alloy steel shafts, double heat-treated and micro-finish ground for precise alignment and wear control
• Fully rollerized precision needle-bearing fulcrums for reduced friction, added horsepower, and lower valve guide wear
• Stainless steel shaft-mounted rocker arms with aircraft-quality hi-temp alloy lash adjusters and 12-point adjuster nuts
• Extreme rigidity and accurate valvetrain motion for dirt late model, marine endurance, and other sustained high-temperature applications