Item Top Speed Acceleration Noise level
.675 Spindle +1-2 mph slightly slower same
.750 Spindle +2-3 mph slower same
.800 spindle +3-4 mph much slower same
Ported Cylinder +2-3 mph faster same
HP Air filter alone +.5-1 mph same louder
HP Carb Kit alone +1-2 mph slightly faster slightly louder
HP Carb + Air filter +2-3 mph faster louder
Tuned Pipe exhaust +2-3 mph slightly faster louder
Exhaust + Carb + Air Filter +3-5 mph much faster much louder
Complete HP Kit
(spindle. air filter, carb, exhaust) +5-7 mph faster much louder |
