Product information "VHM COMBUSTION CHAMBER YAMAHA YZ250 - HIGH COMP"
VHM COMBUSTION CHAMBER
Smaller combustion chamber volume and therefore higher compression compared to the standard VHM combustion chamber. Result: More torque in the lower and medium speed range, better response and better acceleration out of corners. This variant does not focus on torque and top speed
MORE TORQUE AT LOW ENGINE SPEEDS
IDEAL FOR LOW-SAND AND/OR SMALLER TRACKS
COMBUSTION CHAMBER VOLUME:
20.00 ccm
CRUSHING EDGE DIMENSION:
1.50 mm
PISTON HEIGHT:
+3.00 mm
PISTON CROWN TYPE:
ROUNDED
ONLY SUITABLE FOR THE VHM CYLINDER HEAD ARTICLE NO: AA33187
Suitable for: YAMAHA YZ250 1988 1998
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