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: 4B2966H Bearing size: STD Bearing half type: Identical halves Bearing material: F781 Technical data (mm) Max overall length: 26.1 Max shaft size: 56.926 Max tunnel size: 60 Max vertical oil clearance: 0.084 Max wall at crown: 1.51 Min shaft size: 56.913 Min tunnel size: 59.987 Min vertical oil clearance: 0.042 Technical data (in) Max overall length: 1.0276 Max shaft size: 2.2412 Max tunnel size: 2.3622 Max vertical oil clearance: 0.00330708 Max wall at crown: 0.0594 Min shaft size: 2.2407 Min tunnel size: 2.3617 Min vertical oil clearance: 0.00165354 Engine code QD32 / QD32-T / TD25 / TD27 / TD27T / ZD30DD / ZD30DDT / ZD30DDTi Application Nissan QD3