Connecting Rod Bearings; Tri-Metal Hardened Steel Backs; Identical Halves Max Std Tunnel Size: 1.8907"(48.024mm) Max Wall at Crown: 0.0591"(1.502mm) Max Overall Length: 0.610"(15.50mm) Oil Clearance: Standard Min Std Shaft Size: 1.7707"(44.976mm) Min Std Tunnel Size: 1.8898"(48.000mm) Max Std Shaft Size: 1.7717"(45.000mm) Size: Standard