Black Diamond™ Valve by KIBBLEWHITE (manufacturer part no: 60-60310) — machined intake valve for quads, designed for demanding engines and track sessions. Forged from a single piece of EV8 stainless steel and then CNC machined, it features optimised profiles for controlled airflow and enhanced durability.
- Type: intake
- Material: single-piece forged EV8 stainless steel, CNC machining
- Treatment: German process applied at 0.002" depth with a surface layer of 0.0002" (manufacturer data; according to the manufacturer, this treatment improves wear resistance compared to electroplated chrome/nickel)
- Stem: black Nitroneg coating
- Tulip Angle: 20°
- Head Diameter: 36.00 mm (1.418")
- Design: profiles studied using finite element analysis (F.E.A.) and tested on a computerised flow bench
Manufactured in the USA, this Black Diamond™ valve is aimed at quad enthusiasts looking for robust and precise OEM-replacement parts for their cylinder head. Compatible notably with the SUZUKI LT‑R 450 2x4 Quadracer (2007–2009) — please check the exact application before installation. Ideal for those seeking a reliable engine part, machined with the precision of KibbleWhite.