PISTON RINGS FOR EVOLUTION +40 PISTON

Race quality Single piston ring pack for Mini Spares Evolution Pistons which also fits Mega and Omega pistons. This uses 3 piece oil ring 4mm and 2 of 1.2mm compression ring. Sold per piston so 4 packs required per engine. The brown ring is the top ring with EVO facing upwards. The black ring is the middle ring with TOP facing upwards.