The A & I PRODUCTS Shim, Liner (.004") is a precision-engineered component designed for accurate spacing in mechanical assemblies. Made from durable materials, this shim provides reliable performance and longevity. Its specific thickness allows for fine adjustments, making it suitable for various applications. This shim meets industry standards, ensuring compatibility and effectiveness in maintaining optimal machinery performance.A & I PRODUCTS model 02300102 is a .004 inch thick shim designed for precise adjustment of cylinder liner positioning in engine assemblies. Manufactured from hardened steel with a corrosion-resistant finish, this shim provides accurate spacing to maintain proper liner height and alignment. Dimensions conform to OEM specifications for length and width to fit designated engine models. The shim supports thermal expansion and mechanical tolerances during engine operation. Model 02300102 is used in maintenance and rebuild procedures to ensure optimal engine performance and longevity.