PMax BlackT together with the XP geometric features are the ideal combination for performance racing. For more on King Racing technologies visit TechLab All King Bearings are specifically engineered to withstand the highest loads and RPMs generated by today's top competition engines. All King Performance Engine Bearings feature. King engine bearings have the closest wall tolerances in the industry, with all shells matched to 0.0001.Greater rod bearing height improves bearing-to-bore contact/heat transfer and reduces spin potential at high RPM. Mains feature enlarged, chamfered oil holes. This enables optimum load distribution and improved oiling. Most rod bearings are available with or without dowel holes. Mains and rods are narrowed for large-radius crankshafts. We offer the industry's widest selection of sizes, including special clearance options. With more choices than ever, you'll find the right King High Performance Engine Bearings for your most demanding applications. The item "KINGS Crankshaft Main Bearings FOR BMW M20, M50 2.0L, 2.5L, 2.7L-MB7039XP0.5" is in sale since Monday, February 18, 2019. This item is in the category "Vehicle Parts & Accessories\Car & Truck Parts\Engines, Components\Engine Bearings". The seller is "cjmotor2" and is located in Sunnybank Hills, QLD. This item can be shipped worldwide.