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Radiator and Fan - Pro-Series - 33
454-O / 454-R Manifold - Big Block Chevy - Kit
Torque Ball Retaining Collar - Aluminum - Natural - Torque Ball - Sprint Car - Pair
83 in Body at Thread - 0
Holley EFI - Holley Modular Lo-Ram EFI Manifold LS1/2/6 Radiator and Fan - Pro-SeriesThe 300 620 plenum entry configuration is designed to allow the included Hi Ram 105 mm plenum top to be fitted to a low profile base intake manifold. The short runner, low profile base intake manifold intended for forced induction applications was conceived to package with an air to water plenum mounted intercooler with a shorter overall height than possible with other existing intake manifolds.
