Genuine Honda Piston Set & Hastings Rings 0.25 Oversize K-Series K20A

Honda EP3/FN2/DC5 0.25 Oversize Piston Set. These K-series PRB pistons are of a high-pressure die cast construction. It has a black dry molybdenum film lubricant coating on the skirts for longer wear and less friction, as well as additional oil holes in the ring grooves for better high rpm oil control. These pistons also have holes in the wrist pin bosses to improve wrist pin oiling. When installing these pistons care must be taken to ensure the correct final compression ratio is achieved and that no interference will occur. Complete with new wrist pins and circlips . Sold in a set of 4. Piston part number: 13030-PRB-A01 Ring part number: 2C5089010 Fitment - K20A, K20A2, K20Z.