Cummins Flywheel Housing, 3931713

Flywheel Housing Aluminum Cummins 4B3.9, 6B5.9
This flywheel housing was primarily used on Tier 1 Automotive 5.9L engines. 

replaces 3931713, 3921296 Durable aluminum construction Direct replacement for OE part 3931713 Cummins 4B/6B Engines Application Genuine PAI product including a factory 2-Year Warranty Quality You Can Trust - PAI has established themselves as the leading supplier of aftermarket heavy duty diesel parts, with quality standards that always meet or exceed OE standards