Sierra 18-8519 Exhaust Elbow Mounting Kit

• Exhaust Elbow Mounting Kit
• Use with Riser Sierra 18-1916
• Replaces Osco 7169-MK

For: Crusader GM Small Block V8 305-350 cu. in. ( Models: 220; 270 ) GM Big Block V8 454 cu. in; ( Models: Ch350; 454XL ) Used with: Riser: 18-1916