Professionally reshaped and polished by ex world superbike mechanic.
The cylinder heads are of a twin spark k7 sv650 but will fit other models including the single spark ones with modifications.
Valves have been lapped so ready for installation.
Complete cylinder head minus the cams, you will need to take the ones out of your engine.
Perfect if you want to take your track bike or race bike to the next level, Expect at least 7hp increase with increased power all around the rev range and more to be expected with correct tuning.
Im after £400 which extremely cheap
