This steel bell housing is WISSOTA and IMCA approved for Midwest Modifieds and works with both small block Chevy and small block Ford engine bolt patterns. 
• SBC and SBF engine bolt patterns 
• Adapts either engine to Muncie/Saginaw pattern transmissions including BERT, Brinn, Falcon, etc. 
• Bottom opening for easy access 
• Does NOT have provision for stock style clutch arm 
• Non SFI rated 
• NOT for street use 
• Must be used with a 153 tooth (Chevy) or 157 tooth (Ford) or smaller flexplate/flywheel 
• Made in the USA