Honda VTR 1000 SP2
and Head prepared for SP1
Final Graph and dataTest Room Flowmeter:
- BLU curve: Prepared bike, worked aspiration conduct, valve seats + venturi + throttled body screws. Valve diameter 40; valve stem diameter 6; number of valves 2
- RED curve: Bike with aspiration conduct, throttled body and standard trumpet, valve diameter 40; valve stem diameter 5.5; number of valves 2
![]() |
Photos SP2
Photo head SP1, worked head











