Premium 56mm Motorcycle Cylinder Block Head Kit for Yamaha RXZ135
High-grade aluminum alloy construction ensures superior heat dissipation and durability under extreme riding conditions. Precision CNC machining guarantees perfect fitment with Yamaha RXZ135 engines for smooth performance. Includes piston rings, gaskets, and bearings—all pre-assembled for hassle-free installation. Ideal for engine rebuilds, racing upgrades, or restoring vintage RXZ135 bikes. Corrosion-resistant plating extends lifespan, while reinforced cooling fins prevent overheating. Direct OEM replacement with no modifications required. Bulk pricing available for workshops or resellers. Ships globally with wholesale discounts on large orders.