Silver Sport Transmissions Bellhousing Chevy 621 Kit BHG-00104A

NEW SUPER DUTY 621 Reproduction GM bellhousing re-engineered by Silver Sport Transmissions. Thick wall titanium-aluminum alloy construction and CNC machined For small/big block Chevy engines and 168 tooth flywheel INCLUDES: Inspection cover, bellhousing to engine hardware and inspection cover hardware Best 621 reproduction bell on the market- MADE IN USA! 6.29' depth NOTE: Inspection cover is for a two piece rear main seal engine. If you have a one piece rear main seal engine, the center of the cover will require trimming for fitment. A cover for one piece seal engines does not exist.