Product description
The Kibblewhite Lightweight Racing Valve Spring Kit For Kawasaki KX250 2021-2023 Exhaust/Intake is part of the latest collection from Kibblewhite.
Features:
- Compatible with boosted or turbocharged applications
- Designed with increased spring rates and high lift compatibility compared to the stock springs
- CNC-machined titanium or H.T. (Heat Treated) Steel retainers and Cr-Si (Chromium Silicon) alloy dual springs provide valvetrain control at high rpms with high-performance camshaft capability
- Made in the USA Kit Includes: • 2x Intake CrSi Valve Springs • 2x Exhaust CrSi Valve Springs • 2x Intake Titanium Retainers • 2x Exhaust Titanium Retainers • 2x Intake H.T. Steel Basewashers • 2x Exhaust H.T. Steel Basewashers
Specifications:
- Application: Exhaust| Intake
- Collar Material: Titanium
- Material: Chromium Silicon Alloy
- Model: Lightweight Racing
- Product Name: Spring Kit
- Spring Lift Imperial: 0.450"
- Spring Lift: 0.450"
- Spring Open Pressure: Intake 204 lb. Exhaust 165 lb
- Spring Seat Pressure: Intake 60 lb. Exhaust 50 lb
- Type: Valve
- Units: Kit
To fit:
- KAWASAKI KX 250 F 2020 All Models
- KAWASAKI KX 250 X 2021 Cross Country All Models
- KAWASAKI KX 250 X 2022 Cross Country All Models
- KAWASAKI KX 250 X 2023 Cross Country All Models
- KAWASAKI KX 250 2021 All Models
- KAWASAKI KX 250 2022 All Models
- KAWASAKI KX 250 2023 All Models
Manufacturer part number: 40-41600
View all Kibblewhite. View all Parts and spares.
Contents
Your package will include the following:
- 1 X Kibblewhite Lightweight Racing Valve Spring Kit For Kawasaki KX250 2021-2023 Exhaust/Intake
To fit:
- KAWASAKI KX 250 F 2020 All Models
- KAWASAKI KX 250 X 2021 Cross Country All Models
- KAWASAKI KX 250 X 2022 Cross Country All Models
- KAWASAKI KX 250 X 2023 Cross Country All Models
- KAWASAKI KX 250 2021 All Models
- KAWASAKI KX 250 2022 All Models
- KAWASAKI KX 250 2023 All Models

Kibblewhite Precision Machining is a top-tier manufacturer of high performance valvetrain components for motorcycles, ATVs, and powersports engines. Known for engineering excellence and race proven reliability, Kibblewhite produces valves, springs, and guides used by professionals and enthusiasts alike. Their products are crafted in the USA for maximum strength, durability, and precision.
Product description
The Kibblewhite Lightweight Racing Valve Spring Kit For Kawasaki KX250 2021-2023 Exhaust/Intake is part of the latest collection from Kibblewhite.
Features:
- Compatible with boosted or turbocharged applications
- Designed with increased spring rates and high lift compatibility compared to the stock springs
- CNC-machined titanium or H.T. (Heat Treated) Steel retainers and Cr-Si (Chromium Silicon) alloy dual springs provide valvetrain control at high rpms with high-performance camshaft capability
- Made in the USA Kit Includes: • 2x Intake CrSi Valve Springs • 2x Exhaust CrSi Valve Springs • 2x Intake Titanium Retainers • 2x Exhaust Titanium Retainers • 2x Intake H.T. Steel Basewashers • 2x Exhaust H.T. Steel Basewashers
Specifications:
- Application: Exhaust| Intake
- Collar Material: Titanium
- Material: Chromium Silicon Alloy
- Model: Lightweight Racing
- Product Name: Spring Kit
- Spring Lift Imperial: 0.450"
- Spring Lift: 0.450"
- Spring Open Pressure: Intake 204 lb. Exhaust 165 lb
- Spring Seat Pressure: Intake 60 lb. Exhaust 50 lb
- Type: Valve
- Units: Kit
To fit:
- KAWASAKI KX 250 F 2020 All Models
- KAWASAKI KX 250 X 2021 Cross Country All Models
- KAWASAKI KX 250 X 2022 Cross Country All Models
- KAWASAKI KX 250 X 2023 Cross Country All Models
- KAWASAKI KX 250 2021 All Models
- KAWASAKI KX 250 2022 All Models
- KAWASAKI KX 250 2023 All Models
Manufacturer part number: 40-41600
View all Kibblewhite. View all Parts and spares.
Contents
Your package will include the following:
- 1 X Kibblewhite Lightweight Racing Valve Spring Kit For Kawasaki KX250 2021-2023 Exhaust/Intake
To fit:
- KAWASAKI KX 250 F 2020 All Models
- KAWASAKI KX 250 X 2021 Cross Country All Models
- KAWASAKI KX 250 X 2022 Cross Country All Models
- KAWASAKI KX 250 X 2023 Cross Country All Models
- KAWASAKI KX 250 2021 All Models
- KAWASAKI KX 250 2022 All Models
- KAWASAKI KX 250 2023 All Models

Kibblewhite Precision Machining is a top-tier manufacturer of high performance valvetrain components for motorcycles, ATVs, and powersports engines. Known for engineering excellence and race proven reliability, Kibblewhite produces valves, springs, and guides used by professionals and enthusiasts alike. Their products are crafted in the USA for maximum strength, durability, and precision.































