Kibblewhite Intake Valve TRX400EX XR400R (Black Diamond 33mm) (1996-2005)
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- 30-day hassle-free returns
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Kibblewhite Black Diamond™ Intake Valve – Honda TRX400EX / TRX400X / XR400R (33mm EV8 Stainless)
🛠️ Upgrade your top end with this Kibblewhite Black Diamond™ intake valve, precision CNC-machined from one-piece EV8 stainless steel forgings. Designed for serious off-road performance, these valves offer superior wear resistance, excellent flow characteristics, and outstanding durability in extreme environments.
✅ Features:
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Black Diamond™ Series – made from EV8 stainless steel
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CNC-machined one-piece forging
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German nitroneg surface infusion process
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Wear-, friction-, and corrosion-resistant
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Computer-optimized profiles using Finite Element Analysis (F.E.A.)
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Tested on computerized flow benches
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Made in the USA
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Superior to chrome/nickel plated valves in durability
📦 Fitment:
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Honda TRX400EX Sportrax: 2000–2005
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Honda TRX400EX FourTrax: 1999
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Honda TRX400X: 2009
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Honda XR400R: 1996–2004
📐 Specs:
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Application: Intake
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Series: Black Diamond™
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Head Diameter: 33.00 mm (1.300")
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Stem Diameter: 5.50 mm (0.2156")
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Length: 102.6 mm (4.040")
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Tulip Angle: 20°
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Material: EV8 Stainless Steel
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Units: Sold Each
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Weight: 0.13 lbs
🛡️ Warranty Info:
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Kibblewhite standard manufacturer warranty applies
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Made in the USA – engineered for performance and longevity
📦 Shipping Information
In-stock items ship next business day. ModQuad parts dispatch Monday through Thursday.
Made-to-order and custom powder coat items show their lead time at the top of this page, right next to the truck icon. These are built fresh for you, so timing varies by brand and current backlog.
Need something by a specific date? Call us at 541-668-7503 before ordering and we will check stock and ETA on that exact part. We can often point you to an in-stock alternative from another distributor.
Questions? Contact us, we respond within 24 hours.
