YZ295 POWERVALVES $200 Ported for more mid to

Ported for more mid to top in comparison to stock Yamaha and the exhaust bridge is strengthened for better reliability

NEW OE HONDA 1988-2001 cylinder head modified for compression ratio

I've converted thousands of YZ250s to big bores since I first invented this kit in 2008

Porting by Eric Gorr and plating by Millennium Technologies

Made in Wisconsin USA

YZ295 POWERVALVES $200 Ported for more mid toThe stock Yamaha YZ250 powervalve system works great until things wear out, and the asymmetric movement and impact energy of the powervalves opening and closing through 2 stages is brutal! These aftermarket powervalves are designed to be replacements for any YZ295 converted from original like EGR, MILLENNIUM, and MAX POWER or a kit cylinder like the ones offered by MAGNUM, CYLINDER WORKS, and ATHENA. Includes 1 center exhaust powervalve and the left