Kibble White Black Diamond Valve conversion kitRef : KIBW00141A / 09263207

Black Diamond™ Valve Kit — Manufacturer's ref: 20-22300

Designed for Roadster engines, this KIBBLEWHITE Black Diamond™ valve kit offers reinforced replacement parts for demanding cylinder heads. Each valve receives a special surface treatment to a depth of .002”, with a finishing layer of .0002”, a process that enhances wear properties, reduces friction, and provides better resistance to corrosion and abrasion. Compatible with leaded and unleaded fuels. Made in the USA.

• Kit contents: 2x Black Diamond™ intake valves, 2x Black Diamond™ exhaust valves
• Tulip angles: Intake 23° / Exhaust 29°
• Head diameters: Intake 1.935 — Exhaust 1.570
• Stem diameter: Intake 0.3090 — Exhaust 0.3384
• Application: Intake and exhaust valves

Ideal for restorations and maintenance on vintage Roadsters, particularly Harley-Davidson Sportster XLX/XLS/XLH 1000 (1983). Prepare your cylinder head, check the seats and the fit before installation to ensure optimal performance.