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§ 205.152 Noise emission standards.
(a) Noise emission standards. (1) Street motorcycles of the following and subsequent model years must not produce noise emissions in excess of the levels indicated:
(i) Street motorcycles other than those that meet the definition of § 205.151(a)(2)(ii):
| Model year | A-weighted noise level (dB) |
|---|---|
| (A) 1983 | 83 |
| (B) 1986 | 80 |
(ii) Street motorcycles that meet the definition of § 205.151(a)(2)(ii)(moped-type street motorcycles):
| Model year | A-weighted noise level (dB) |
|---|---|
| (A) 1983 | 70 |
(2) Off-road motorcycles of the following and subsequent model years must not produce noise emissions in excess of the levels indicated:
(i) Off-road motorcycles with engine displacements of 170 cc and lower:
| Model year | A-weighted noise level (dB) |
|---|---|
| (A) 1983 | 83 |
| (B) 1986 | 80 |