Snowmobile Heads

R1 Yamaha head flow test

(CNC machined and profiled valve seats) valve job

TWIN CYLINDER multi valve    $200.00*

THREE CYLINDER multi valve  $250.00*

FOUR CYLINDER  multi valve   $300.00*

*does not include valve guide replacement

VALVE GUIDE installation           $15.00 per guide

VALVE SEAT replacement              $25.00 per seat

CYLINDER HEAD PORTING SERVICES

Series 1

TRAIL TURBO  SUPERCHARGER PORT MODS

TWIN CYLINDER includes CNC valve job     $495.00

TRIPLE CYLINDER includes CNC valve job    $650.00

FOUR CYLINDER includes CNC valve job     $895.00