| Bearing Material | TM-77 |
| Vertical Oil Clearance (max.) | MB2508P=0.0036in MB2981P(F)=0.0041in |
| Size | Standard |
| Bearing Item Grade | OE Replacement |
| Bearing O.D. or Housing Bore (max.) | MB2508P=2.6416in MB2981P(F)=2.6416in |
| Standard Shaft Diameter (max.) | MB2508P=2.4493in MB2981P1(F)=2.4488in |
| Standard Shaft Diameter (min.) | MB2508P=2.4483in MB2981P1(F)=2.4478in |
| Vertical Oil Clearance (min.) | MB2508P=0.0006in MB2981P(F)=0.0011in |
| Meets or Exceeds Original Equipment Manufacture Specifications | Yes |
| Bearing O.D. or Housing Bore (min.) | MB2508P=2.6406in MB2981P(F)=2.6406in |
| Bearing Series | P |
| Max. Length | MB2508P=0.8070in MB2509P(F)=1.7180in |
| Max. Wall | MB2508P=0.0955in MB2981P(F)=0.0955in |
| Part Terminology | Engine Crankshaft Main Bearing Set |