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Continue to ChatPiston - 83mm, ATV, Jianshe, 400cc - 30A8543 - PBC1615F1 - https://www.toys4boys.ca/express-parts-catalog/engines-parts-upgrades/piston-83mm-atv-jianshe-400cc-30a8543-pbc1615f1
Piston - 83mm, ATV, Jianshe, 400cc - 30A8543 - PBC1615F1 - https://www.toys4boys.ca/express-parts-catalog/engines-parts-upgrades/piston-83mm-atv-jianshe-400cc-30a8543-pbc1615f1