ACL bearings are used for tuning and engine upgrades where you want better quality with higher bearing capacity than normal standard bearings. Improvements of material, dynamic thickness, heat conduction, oil grooves and oil distribution are some of the points that make ACL one of the leading bearing manufacturers. Bearing data Part number: 7M8397H Bearing size: STD Bearing half type: Upper & lower Bearing material: F780 Technical data (mm) Max overall length: 22.1 Max shaft size: 67.005 Max tunnel size: 71 Max vertical oil clearance: 0.124 Max wall at crown: 1.979 Min shaft size: 66.995 Min tunnel size: 70.982 Min vertical oil clearance: 0.068 Technical data (in) Max overall length: 0.8701 Max shaft size: 2.638 Max tunnel size: 2.7953 Max vertical oil clearance: 0.00488188 Max wall at crown: 0.0779 Min shaft size: 2.6376 Min tunnel size: 2.7946 Min vertical oil clearance: 0.00267716 Engine code 1HD-FT / 1HD-FTE / 1HD-T / 1HZ Application Toyota 1HD-FT 4164cc Inline6 SOHC 4v Turbo Diese