The Sealey Motorcycle Piston Ring Compressing Tool is a specialist workshop tool designed to prevent piston ring damage during engine assembly. Essential for motorcycle mechanics and engine rebuilders, this tool ensures pistons can be safely inserted into the cylinder head without risking costly damage to delicate piston rings. Supplied with four interchangeable ring clamps covering diameters from 40mm to 85mm, this compressor provides comprehensive coverage for most motorcycle engine sizes. The clamps quickly secure around the piston rings, compressing them safely for installation, and are easily removed once the cylinder is properly positioned. Weighing just 0.225kg, this compact tool is ideal for professional motorcycle workshops, home mechanics undertaking engine rebuilds, and motorcycle enthusiasts performing routine maintenance. The Model No. SMC16 offers a practical solution for both two-stroke and four-stroke motorcycle engine work, helping to maintain professional standards du