HV 1000 6.225 Fits Brodix -8, -10, -11, 11X, and Track 1 heads, also Chevy cast iron Bowtie heads, use FEL-PRO racing gasket FP1206.

HV 1003 4-barrel manifold designed by Jean Dittmer to fit -8, -10, -11, -11X, and Track 1 heads, revolutionary round top and integral turtle are key features in this manifold.

HV 1800 7.380 HV 1000 manifold designed to fit Brodix -18 heads, use Fel-Pro intake gasket FP1263. Will not fit 18° Clone heads.

HV 2000-HEIGHT 7.185- High Velocity manifold for big block Chevy standard Holley flange, fits Brodix big block heads and cast iron heads with rectangular intake ports, use Brodix intake gasket CG 2001 or Fel-Pro, FP52465.

HV 2001-HEIGHT 7.620- High Velocity manifold for Brodix big block heads and other standard after market cast iron heads with rectangular intake ports, has 4500 Series top, use Brodix intake gasket CG 2001 or Fel-Pro, FP52465.