YZ295 POWERVALVES $200 This cylinder is a replacement

This cylinder is a replacement for top ends previously converted to a 134cc

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

These parts will interchange with all of the top ends processed by my company and Millennium Technologies as well as aftermarket kits like the CYLINDER WORKS which is another kit that I designed

Porting by Eric Gorr and plating by Millennium Technologies

YZ295 POWERVALVES $200 This cylinder is a replacementThe 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