• High performance trimetal engine bearings
• Designed to withstand higher RPM conditions
• High strength overlay plate
• Improved fatigue properties
• Hardened steel backs on all rod bearings
• Increased crush for improved bearing retention
• Improve heat transfer through the bearing sand to maximize the grip
• Hydrodynamic oil films
• Optimize bearing load carrying surface area and oil flow
• High precision machining
• Enlarged ID chamfers on bearing edges

Cosworth Mitsubishi head gasket 4G63 EVO 4-8 86mm, T=1.30mm    20000909
Cosworth Mitsubishi head gasket 4G63 EVO 4-8 86mm, T=1.50mm    20000910
Cosworth Mitsubishi head gasket 4G63 EVO 9 ,86mm,   T=1.30mm    20001689
Cosworth Mitsubishi head gasket 4G63 EVO 9 ,86mm,   T=1.50mm    20001690