Technologies Exhaust Valve Springs

FOR USE WITH TI replacement valve ONLY. Purpose-built replacement valve springs from the only dedicated spring manufacturer in the country. Made from the highest quality Kobe spring wire. Utilizes all of the same features and processes that we design into our entire spring line. Designed for use with most cam grinds. Single spring, low-drag design done right the first time.None of the crutched two-spring designs out there add to your valvetrain mass which in turn costs you horsepower.2010-2017 fits HON CRF250R

• Purpose-built replacement valve springs from the only dedicated spring manufacturer in the country
• Made from the highest quality Kobe spring wire
• Utilizes all of the same features and processes that we design into our entire spring line
• Designed for use with most cam grinds
• Single spring, low-drag design done right the first time.None of the crutched two-spring designs out there add to your valvetrain mass which in turn costs you horsepower