Michigan Motorsports LS Rod Bearings .010" Undersized SI-Series | Fits 4.8L 5.3L 5.7L 6.0L 6.2L LS Engines | Performance Connecting Rod Bearings

Complete your LS engine rebuild the right way with Michigan Motorsports .010 Undersize SI-Series Rod Bearings. Designed for 4.8L, 5.3L, 5.7L, 6.0L, and 6.2L LS engines including LS1, LS2, LS3, LQ4, LQ9, L92, L94, L76, L77, LY6, and L96 platforms, these precision .010” undersized bearings are ideal for reground crankshafts requiring corrected oil clearance. Built for both stock and performance applications, the SI-Series construction promotes proper oil film support and consistent bearing stability. Whether rebuilding a daily driver or assembling a performance short block, these rod bearings deliver dependable rotating assembly support.

• .010 Undersize SI-Series Rod Bearings – Precision engineered .010” undersized connecting rod bearings designed for reground crankshafts requiring additional clearance correction during engine rebuilds or performance builds.
• Fits Popular LS Engine Platforms – Compatible with 4.8L, 5.3L, 5.7L, 6.0L, and 6.2L LS engines including LS1, LS2, LS3, LQ4, LQ9, L92, L94, L76, L77, LY6, and L96 applications.
• Ideal for Stock & Performance Builds – Suitable for daily drivers, street builds, cammed setups, and performance applications using factory or properly machined crankshafts requiring .010 undersize bearings.
• Improved Oil Clearance & Surface Finish – SI-Series construction helps reduce microscopic surface irregularities on nodular cast iron crankshafts while maintaining proper oil film support and bearing stability.
• Essential for Engine Rebuilds – Critical component when rebuilding LS rotating assemblies to maintain correct rod journal clearance, smooth operation, and long-term durability.