Heat and Sound Barrier - The Suppressor - 12 x 12 in Sheet - 1/16 in Thick - Self Adhesive Backing - Aluminized Plastic - Silver - Pair Mini-Stock Coil Spring - Coil-Over -

Coil Spring - Coil-Over - 3 in ID - 14 in Length - 120 lb/in Spring Rate - Steel - Black Powder Coat - Each

Increased velocity by 5-10% for impact testing on the 2nd hit across all shell sizes

453 in - Duration 250 / 258 - 111 LSA - 600 / 4600 RPM - Small Block Chevy - Each

Hose and Wire Sleeve - 1/2 in ID - 3 ft - Silicone / Fiberglass - Orange - Each

Main Stud Kit - 1/2 in Studs - Hex Nuts - 4-Bolt Mains - Chromoly - Black Oxide - R Block - Small Block Ford - Kit

Heat and Sound Barrier - The Suppressor - 12 x 12 in Sheet - 1/16 in Thick - Self Adhesive Backing - Aluminized Plastic - Silver - Pair Mini-Stock Coil Spring - Coil-Over -Heat and Sound Barrier The Suppressor 12 x 12 in Sheet 1 16 in Thick Self Adhesive Backing Aluminized Plastic Silver Pair