YZ295 POWERVALVES $200 Porting by Eric Gorr and

Porting by Eric Gorr and plating by Millennium Technologies

Special design consideration was given to the exhaust bridge area on the small bores and porting on the big bores

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

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

YZ295 POWERVALVES $200 Porting by Eric Gorr andThe 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