Motorcycle Engine Part Air Cylinder Block For YZ450F WR450F YFZ450 YZ450 450 5TA-11311-12-00 5TA-11311-10-00 Material Type: Aluminium OEM CODE: 5TA-11311-12-00, 5TA-11311-10-00, 5TA-11311-11-00, 5TA-11311-02-00 Design and Style: Functional and performance-oriented Usage and Purpose: Replacement Air Cylinder Block for 450 YZ/WR/YFZ Series Typical Adaptive Scenario: Off-Road and Racing Environments Shape or Size or Weight or Quantity: Single Cylinder Block with Compact Design Performance and Property: Meets ISO9001 External Testing Certification The motorcycle engine part air cylinder block is designed for use with YZ450F, WR450F, YFZ450, and 450 YZ engine models.Made from aluminium , the air cylinder block is built to endure conditions commonly encountered in off-road and racing applications.Its functional design supports consistent power delivery and across intense riding environments.This replacement air cylinder block is compatible with models referenced by OEM codes 5TA-11311-12-00, 5TA-11311-10-00, 5TA-11311-11-00, and 5TA-11311-02-00.As a single-unit component, it serves as a direct replacement, allowing for straightforward installation without modifications.Certified to meet ISO9001 standards through external testing, the air cylinder block adheres to established quality and performance benchmarks.It is suitable for use in both routine maintenance and performance for applicable motorcycle models.