DSM Bolt Spacing: 2.25" x 2.92" (57mm x 74mm). DSM Port Shape: Single Port 2.28" (58mm) ID. HT3B Divided Turbo to T4 CS Manifold Adapter fits Cummins Holset N14 HT60 BHT3E. HE551VE HE561VE ISX15 15.1L Manifold Inlet Adapter to T6 Divided Turbo K31 CM871.
