GM TH400 Bellhousing to Speedmaster TH400 Case Adapter Ring They feature a sleek chrome

They feature a sleek chrome finish with an aluminum housing and have a 100 amp capacity

The internal components are made from EN36 Material as used in racing

The dual plane

Speedmaster electric water pumps eliminate unnecessary weight and impeller drag experienced at high RPM

Discover the zenith of fuel injection innovation with our enhanced Downdraft 8 Stack EFI Intake Manifold System

GM TH400 Bellhousing to Speedmaster TH400 Case Adapter Ring They feature a sleek chromeConvert any one piece GM TH400 case into a two piece case with our Speedmaster TH400 case adapter. Will work with any Speedmaster or Speedmaster bellhousing.