Autospeed Engineering

Another set of our custom CNC ported GM LS cylinder heads being assembled ready to be picked up this week.
Check list.......
Autospeed Engineering CNC porting profile ✅
Newen CNC multi angle seat profile ✅
CHE Precison guides ✅
PSI Springs ✅
Autospeed Engineering Titanium retainers ✅
Autospeed Engineering Spring Bases ✅
Ferrea Valves ✅



All parts in stock and ready to go. Several different options to suit your application from mild to extreme, contact the shop to discuss.