1973-1987 GM C-10/C15 2WD, 1979-1987 C20 2WD & 1973-1982 Blazer/Jimmy 2WD LS swap adapter bracket. This bracket is required to be used with 12646HKR for installation of a TH350, 700R4, T56 or T56 Magnum transmission.

Features:
  • Facilitates installation of a TH350, 700R4, T56 or T56 Magnum transmission behind an LS engine in 1973-87 GM C-10/20 2WD applications (requires 12646HKR crossmember)
  • Designed using CAD modeling/FEA analysis for optimal fitment, strength, weight, safety and appearance
  • Welded steel construction
  • Provides an optimum engine/transmission inclination angle that is critical to obtaining suitable U-joint working angles, when installed with Hooker 12621HKR engine mounts
  • Designed in conjunction with other Hooker GM C-10/20 engine swap brackets to provide bolt-in installation of Hooker LS swap manifolds, headers and exhaust systems for this application