Set Of Gn-1`s ! These Heads Have 3000 Miles On Them , They Have No Wear On The Stems ! They Fit Stock Blocks Also Included Are The A.r.p Head Bolts ! These Heads Were Bought From Atr And Have Receiver Grooves Already -have To Use Fel-pro 1007 Gaskets ! First $1300.00 Plus Shipping !