(not mine)
Anyone know what these are?
https://sfbay.craigslist.org/eby/mpo/d/pinole-yamaha-rd400-exhaust-chambers/6866407354.html (https://sfbay.craigslist.org/eby/mpo/d/pinole-yamaha-rd400-exhaust-chambers/6866407354.html)
Yamaha RD400 Exhaust Chambers - $80 (hercules, pinole, san pablo, el sob)
Decent condition, need light repair.