Detail CP-Carrillo Bullet I-beam (length 6.125¨)Suits 2.100¨ journal crankshaftsIncludes 7/16¨ H-11 tool steel rod boltsSuits Circle Track 800HP & 8500rpm or Drag Race 1200HP & 9000rpmbullet conrods gm ls 6.125" (set) 7/16 h-11 wmc bolts