King Engine Bearings CR4378SI0.5 Connecting Rod Bearing Set +0.50mm Oversize

The King Engine Bearings CR4378SI0.5 is a precision-engineered connecting rod bearing set designed specifically for Hyundai G4HC and G4HG Epsilon series engines. This oversize bearing set features a +0.50mm (0.020") increased dimension to accommodate reground crankshafts during engine rebuilds.

Key Features:

• Bimetal construction with aluminum-silicon base material for enhanced durability
• SI-Series design optimized for medium load engines and nodular cast iron crankshafts
• Improved crankshaft finish compatibility to reduce microscopic ferrite peaks
• Enhanced oil clearance design reduces wear and extends engine life
• Precision tolerance control up to +/- 0.0001 inch for consistent performance
• Lead-free construction for environmental safety

Application:

• Hyundai G4HC 1.0L (999cc) Epsilon engines - found in Atos, Santro models
• Hyundai G4HG 1.1L (1086cc) Epsilon engines - found in i10, Atos, Getz, Kia Picanto

King SI-Series bearings are specifically recommended for OE replacements and aftermarket gasoline engine rebuilding applications. The aluminum-silicon alloy construction provides superior embeddability, protecting crankshaft journals while maintaining optimal performance. Every King bearing undergoes rigorous quality control checkpoints throughout the manufacturing process to ensure only the highest quality components reach your engine.