Features and benefits of the Yella Terra Platinum Race Series Rockers for Holden V8 304 Injected cylinder heads:

Wide Body Arms

    • Increases strength and resists deflection at high RPM
    • Extruded from aircraft-grade aluminium for optimal rigidity and heat dissipation

High Open Spring Pressure Rating

    • Built to withstand up to 900 lbs max open spring pressure
    • Ideal for extreme race applications requiring ultimate durability

True Ratio Rocker Options

    • Achieve high valve lift without relying solely on aggressive camshaft profiles
    • Reduces lifter and pushrod stress, promoting longer engine life

CNC-Balanced Billet Arms

    • Enhances valvetrain stability and engine harmony
    • Minimizes vibration and uneven wear

Oversize Full-Complement Caged Bearings

    • Designed specifically for rocking motion, not just rotation
    • Paired with precision-ground trunnions to reduce friction and improve durability

Chrome Moly Steel Roller Tips

    • Hardened and ground for smooth valve tip contact
    • Reduces wear on valve guides and tips, maintaining valve lash and lowering maintenance

Heavy-Duty Shaft Mount Design

    • 7/16” and 10mm hardware increases stability under high loads
      • Bolt-on design suits both inlet and exhaust, no cylinder head mods needed

 

SKU YT6030
Brand YELLA TERRA
Shipping Weight 5.0000kg
Shipping Width 0.460m
Shipping Height 0.060m
Shipping Length 0.260m

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