Upgrade H beam M57D30 forged connecting rods for BMW E46 330d

KingTec Racing H beam BMW M57 forged connecting rods

• Materials: 4340 (40CrNiMoA) Aircraft quality steel for Higher strength.
• Testing : Magnafluexed, X-Rayed / Sonic Testing for higher Quality.
• Sizes :  CNC machined all Sizes and Angles for More precise.
• Shape: H beam Design tuff Shape for Lighter Weight.
• Surface : Shot-peened surfaces to relieve stress.
• Balancing: Well balanced Weight in set +/-1.5g
• Warranty: Quality Warranty with ARP bolts

KingTec Racing (Wuxi) Co., Ltd. is focus on R&D high performance racing cars spare parts for more than 17 years.

More professional and skilled staff.

More advantaged and managed machines.

Our Pursuit: Better Price, Better Quality, Better Service.

Our Promise: More Precise, More Quicker, More Satisfying.