GM LS 4 Bolt Main Stud Kit Suits all LS Engines with Stock Windage Tray 12 point Aeroflow Fittings Fuel Etc.. Suit Insulated Electrical Terminals for

Suit Insulated Electrical Terminals for XPRO Crimp tool AF98-2070

found in all Proflow's Gilmer Belt Drive Kits

and straights to help you to fabricate your own custom

Works with Bosch LSU4

035" thicker than stock and the starter ring is welded to both sides of the flexplate for additional strength

GM LS 4 Bolt Main Stud Kit Suits all LS Engines with Stock Windage Tray 12 point Aeroflow Fittings Fuel Etc.. Suit Insulated Electrical Terminals forAF37 2227 GM LS 4 Bolt Main StudKit Suits all LS Engines with Stock Windage Tray, 12 Point Nuts and 8740 Grade Material Aeroflow Performance main studs are designed to keep your main caps in placed and stop them walking and fretting which can lead to engine failure. These studs are preferred over bolts as they allow you to obtain more accurate torque readings. These main studs are manufactured from aircraft quality 8740 high tensile strength chromoly