this adapter is milled from 6160 Billett to adapt your Gen 1 M8 to using Gen2 M8 Heads and throttle body SPACER IS REQUIRED FOR GEN2 THROTTLE BODY 68 MM opening

• WILL REQUIRE TO USE FACTORY O RING FROM GEN2 THROTTLE BODY

• PLEASE ALLOW 2 WEEKS FOR SHIPPING

• PART COMES RAW