Product details:

STAGE 8 8935 Header Bolt Kit 12Pieces 51618x1 12pt fits Dodge 440 Dodge 880 Dodge A100 Dodge A100 Truck Dodge Aspen Dodge B100 Dodge B100 Van Dodge B150 Dodge B1500 Dodge B200 models. Please visit us to verify fitment on your vehicle. Header Bolt Kit 12Pieces 51618x1 12pt.Stage 8 Locking Header Bolts easy to use and they are real assurance against horsepower loss or gasket failure created by loose nuts or bolts. The unique patented and trademarked functional design is just three pieces a bolt (4130 Alloy Steel) a locking retainer and a spring clip. The header bolt kits are application specific as either hex head with a 316 recessed allen head or 12 point USA or metric. All Stage 8 Locking Header Bolt Kits are sold with all of the necessary hardware for your application.