Mahle MS 3.947in / 100.50mm1.5mm 1.5mm 3.0mm Drop-In Rings PartNumber : mhl3947MS-15 Description : Mahle MS 3.947in / 100.50mm1.5mm 1.5mm 3.0mm Drop-In Rings Title : MAHLE Motorsport 3.947'' / 100.50mm1.5mm, 1.5mm, 3.0mm Drop-In Rings 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 - 3.947" / 100.50mm1.5mm, 1.5mm, 3.0mm Drop-In Rings Engine Components::Piston Rings