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5 in ID - Rubber Lining - Steel - Set of 10
375 in Opening - Weld-On - Aluminum Bung - Aluminum Threaded Cap - Silver Anodized - Kit
Gauge Cup - 2-5/8 in Diameter Gauge - Pedestal Mount - Steel - Chrome - Electric Gauges - Each
Connecting Rod Bolt Kit - High Performance - 7/16 in Bolt - 8740 - Chromoly - Black Oxide - Big Block Chevy - Pair
Engine Gasket Set - Top End - Ford Cleveland / Modified - Kit
Simpson Safety - Simpson Racing Hybrid S 5 in ID - RubberSimpson's Hybrid S model is currently the only Frontal Head Restraint proven effective for 3 point harnesses, and it is also FIA and SFI approved. Additionally, in a partnership with Detroit auto manufacturers, the Hybrid S is third party tested to FMVSS208. The Hybrid S allows high performance driving instructors, auto manufacturing test engineers, and other drivers with 3 point harnesses access to the advantages of head restraint safety. The FIA