One piece safety bellhousing assemblies are made of 1/4" thick steel through a process known as hydroforming. All bellhousings are tested and meet or exceed SFI standards. Include block plate. A new Lakewood Safety Bellhousing is now available to fit the new Chrysler 5.7L Hemi engine and also the small block 273-360 V8 engine. This bellhousing is designed to accept the popular Tremec TKO 500/600 series 5-speed transmission and meets SFI 6.1 safety testing specifications. Complete with safety block plate and all necessary mounting fasteners. In stock now and available for immediate shipment.