Engine Fastener Kits

Thermostat Housing Bolt Kit - 5/16 in Male Thread - 0.875 in Long - 12 Point Head - Stainless - Polished - Small Block Ford - Kit

Thermostat Housing Bolt Kit - 6 mm x 1.0 Male Thread - 20 mm Long - 12 Point Head - Stainless - Polished - GM LS-Series - Pair

Thermostat Housing Bolt Kit - 3/8 in Male Thread - 1.000 / 2.000 in Long - Hex Head - Stainless - Polished - GM V6 / V8 - Kit

Thermostat Housing Bolt Kit - 3/8 in Male Thread - 1.000 / 2.000 in Long - 12 Point Head - Stainless - Polished - GM V6 / V8 - Kit

Thermostat Housing Bolt Kit - 5/16 in Male Thread - 0.875 in Long - Hex Head - Chromoly - Black Oxide - Small Block Ford - Kit

Thermostat Housing Bolt Kit - 6 mm x 1.0 Male Thread - 20 mm Long - Hex Head - Chromoly - Black Oxide - GM LS-Series - Pair

Thermostat Housing Bolt Kit - 6 mm x 1.0 Male Thread - 20 mm Long - 12 Point Head - Chromoly - Black Oxide - GM LS-Series - Pair

Thermostat Housing Bolt Kit - 3/8 in Male Thread - 1.000 / 2.000 in Long - Hex Head - Washers Included - Chromoly - Black Oxide - GM V6 / V8 - Kit

Thermostat Housing Bolt Kit - 3/8 in Male thread - 1.000 / 2.000 in Long - 12 Point Head - Washers Included - Chromoly - Black Oxide - Chevrolet - Kit

Supercharger Stud - 7/16 in Diameter - 2.880 in Long - Hex Head - Aluminum - Black Anodized - Set of 8

Supercharger Stud - XL - 7/16 in Thread - 3 in Long - Aluminum - Black Anodized - Blower Shop Superchargers - Pair

Supercharger Stud - 7/16 in Thread - 2-3/4 in Long - 9/16 in Hex Head Nuts - Aluminum - Black Anodized - Blower Shop Superchargers - Set of 8