Mallory Distributor Gears are precision machined from alloy steel in our factory to exacting original equipment specifications. Special attention is given to the heat treating requirements of each gear to assure the proper hardness, giving trouble free service when used with proferal billet (hydraulic and mechanical flat tappet) and selectively austempered ductile iron billet (hydraulic roller tappet) camshafts. Available for Mallory, original equipment, and other distributors. Heat Treated to Ensure Proper Hardness Delivers Trouble Free Service When Used With Proper Cam Additional Attributes: GTIN: 00769105021524 WARNING CA Proposition 65: Yes WARNING CA Proposition 65 Message: WARNING: Cancer and Reproductive Harm - www.P65Warning.ca.gov Extened Information: Emissions : Legal US Life Cycle Status: Available To Order Packaging: Quantity of Each: Package UOM: Dimension: 2.0000 x 3.0000 x 6.0000 inches