1.Arrow Precision Ltd.
2. Albon Engineering and Manufacturing Plc.
3. CP Carrillo
4. MARUTI SUZUKI INDIA LIMITED
5. MAHLE GmbH
6. Nangong Jingqiang Connecting Rod Co. Ltd.
7. PAUTER MACHINE CO.
8. TIANRUN CRANKSHAFT CO. LTD.
9. Wossner Pistons
10. Wiseco Piston Company Inc