 |
| |||
| thumper (a motorcycle powered by a large capacity single-cylinder 4-stroke engine, so called due to the thump-thump-thump sound the engine makes Lavrin) | |||
|
| |||
| thumper (a motorcycle powered by a large capacity single-cylinder 4-stroke engine, so called due to the thump-thump-thump sound the engine makes Lavrin) | |||