Chongqing Kingwest Import & Export Trading Co., Ltd.
crankcase is the structural heart of the engine, housing the crankshaft, connecting rods, and transmission components while maintaining precise bearing journal alignment and oil-tight sealing. Manufactured from ADC12 aluminum alloy through high-pressure die casting, this crankcase delivers exceptional strength, dimensional accuracy, and thermal management. Designed for a wide range of motorcycle and tricycle engine platforms, it ensures reliable engine performance under continuous high-temperature operation.