KIBBLEWHITE
KIBBLEWHITE Valve KT in KX250F 20-21 40-41650
KIBBLEWHITE Valve KT in KX250F 20-21 40-41650
In stock, ready to ship
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In stock at our shop in west Wales
1 on the shelf, packed and sent from Tal-sarn near Lampeter.
- Free click and collect from the shop at SA48 8QB, usually ready within 24 hours
- 30 days to change your mind, and we pay the postage if it is our mistake
- Brand
- KIBBLEWHITE
- Part number
- 09263386
- Category
- VALVES + PARTS
KIBBLEWHITE Intake Stainless Conversion Valve and Spring Kit
Valve and Spring Kit - 0.450" Lift - Kawasaki KX250F '20-'21
- Stainless steel conversion kit includes only what's needed to convert your head to the long-life stainless steel Black Diamond intake valves
- Extends the life of the valvetrain and intake components by as much as 4x over the OEM titanium parts
- Includes forged one-piece stainless steel intake valves, wound chrome-silicon heat-treated wire valve springs, ultra-light titanium retainers and hardened steel bases
- Components are created using Finite Element Analysis (F.E.A.) software, as well as proprietary camshaft analysis and spring design software
- Specifically designed and engineered for each application
- Made in the USA
Kit Includes: • 2x Intake Valves • 2x Basewashers • 2x Valve Springs • 2x Titanium Retainers
Note: Kit Includes: • 2x Intake Valves • 2x Basewashers • 2x Valve Springs • 2x Titanium Retainers
Specifications
| Brand | KIBBLEWHITE |
|---|---|
| Manufacturer part number | 40-41650 |
| Manufacturer description | VALVE KT IN KX250F 20-21 |
| Material | White Diamond® Stainless |
| Length | 3.380" |
| Riding Style | Off-Road |
| Collar Material | Titanium |
| Head Diameter | 32.00 mm, 1.260" |
| Spring Open Pressure | 204 lb |
| Valve Seat Height | 1.325" |
| Product Name | Valve and Spring Kit |
| Spring Lift | 0,450", 0.450" |
| Stem Diameter | 0.1764", 4.50 mm |
| Units | Kit |
| Application | Intake |
| Spring Seat Pressure | 60 lb |
| Tulip Angle | 10° |
| Type | Conversion |
| Country of origin | USA |
In the box
- 1 x KIBBLEWHITE Intake Stainless Conversion Valve and Spring Kit (part number 40-41650)
Sold individually unless the title or specification states otherwise.
Fits 2 models
- KAWASAKI KX 250 (2021)
- KAWASAKI KX 250 F (2020-2021)
Years shown are per model. If your bike is not listed, contact us with the year, make and model and we'll confirm before you buy.

Does it fit your bike?
2 models across 1 make. Not sure? Call the parts counter on 01570 470 022.
- KX 2502021
- KX 250 F2020-2021