Valve Black Diamond™ by KIBBLEWHITE — CNC machined intake valve for quads, designed for demanding builds and replacements. Forged from a single piece of EV8 stainless steel, it combines lightness and strength for an optimised flow profile in the cylinder head.
- Application: Intake
- Tulip angle: 20°
- Head diameter: 1.457" / 37.00 mm
- Stem: black nitrided coated
- Surface treatment: special German process treated to .002 depth with a surface layer of .0002, aimed at improving wear resistance and reducing friction compared to chrome or electrolytic nickel plating
- Design: profiles defined by finite element analysis (F.E.A.) and tested on a computerised flow bench
- Manufacturing: United States
The Black Diamond™ is aimed at riders and builders looking for a reliable replacement or upgrade valve for 4x4/quad engines. Its geometry and surface treatment are designed for smooth intake flow and increased durability under intensive use conditions.
Common compatibilities: POLARIS PREDATOR 500 2X4 (GJ50) 2006-2007, POLARIS OUTLAW 500 (GP50) 2007.
Manufacturer's ref: 82-82052 — Brand: KIBBLEWHITE — Category: VALVES + PARTS.
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