Performance Heads 42mm x 37.5mm (Stainless Valves)
These are the new GTV-2 heads by EMPI.
These all new reinforced castings are designed to be ported with no welding necessary. The Intake and exhaust ports are 20% larger than stock giving an increase in flow and power right out of the box.
The combustion chamber is 56cc and they are a 12mm 3/4" reach spark plug. These are supplied with HD single springs, Chromoly retainers and hardened valve locks.
94mm bore size
Sold as a pair