JE Pistons Yamaha YFZ R1/FZ1/RX1 Piston Single

This listing is for a single forged piston from JE Pistons, part number 221392S. It's designed for specific Yamaha R1, FZ1, and RX1 models, offering a direct replacement for a worn or damaged piston during an engine rebuild. JE Pistons is a well-known name in high-performance engine components, and this piston is built to handle the demands of these engines.

The piston is forged, which means it's made from a solid block of aluminum that's heated and hammered into shape. This process creates a stronger, more durable component than cast pistons, making it suitable for engines that see regular use or are being built for increased performance. This single piston is a key piece when you're rebuilding the top end of your engine, ensuring consistent performance across all cylinders when paired with matching pistons.

When rebuilding an engine, it's important to use components that are built to last. This JE Pistons unit is a solid option for Yamaha owners looking to restore or enhance their engine's performance. Remember that this part is not CARB approved and cannot be shipped to California.