1987 Chevy R20 with a 6.6 L Duramax V8 and 3500HD Chassis
1987 Chevy R20 with a 6.6L Duramax V8 and 3500HD chassis " data-image-caption="" data-medium-file="https://i0.wp.com/engineswapdepot.com/wp-content/uploads/2025/02/1987-Chevy-R20-with-a-6.6L-Duramax-...
