YR5B YR5C R5B R5C yds7 ds7 350 RX350 DX250 silencer muffler smooth non seamed Type 1971 onwards NO baffle.See Pictures and read description Left hand LH re-chromed nothing is perfect but these are close. Prefer someone collects after inspection. Why risk trying to re-chrome , and remove dents in your old pipes which often fail because of oil and two stroke carbon. Cash on collection preferred .