Kibblewhite Intake Valve TRX400EX XR400R (Black Diamond 33mm)
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
We ship next day most of the time. Modquad parts are shipped Monday-Thursday. Engine Kits are 3-5 business days.
We don't do backorder! If your items has already sold you will be notified immediately and you money refunded on the spot.
Sold items are removed daily.
If you see it on this website, it is 100% in stock unless it just sold before you clicked buy.
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