Mahle MS 4.030in 3.0MM Oil Ring Expanders - Standard Tension PartNumber : mhl4030-300S Description : Mahle MS 4.030in 3.0MM Oil Ring Expanders - Standard Tension Title : MAHLE Motorsport 4.030'' 3.0MM Oil Ring Expanders - Standard Tension California Proposition 65 : WARNING: This product contains a chemical known to the State of California to cause cancer and birth defects or other reproductive harm Prop 65 - Short Label : prop-65-warning-label_text_image.jpg Prop 65 (C, R or CR) : CR Prop 65 Yes/No : Yes Title : MAHLE Motorsports - 4.030" 3.0MM Oil Ring Expanders - Standard Tension Engine Components::Piston Rings