In this video, we perform a complete engine disassembly on a Harley-Davidson Sportster to investigate a catastrophic failure that resulted in a sudden loss of compression and unusual noises. Our ...

Allyn started writing for TopSpeed in 2015, but has been writing on motorcycle and automotive topics since 2008 for outlets such as eHow, USAToday, and subsidiaries of MotorTrend. Formally trained as ...

Harley-Davidson has produced some of the most recognizable motorcycle engines ever built. Some became famous for their sound, others for their performance, and a few for completely reshaping the ...

Nine models from 2024 to 2026 are impacted by a defect in the airbox that could cause pressure build-up and force oil out during routine checks. Harley-Davidson is recalling over 88,000 U.S.

Step into the world of crate engines and motor swaps, and you'll probably stub your toe on a Chevy LS small block, the occasional Coyote V8, or even a high-strung K-Series motor. However, you may also ...

Every VIN is unique. Your car’s VIN may help avoid breakdowns. VINs can be used to track and fix recalls. What does your vehicle identification number, or VIN, say about your car or truck? More than ...

You may already be familiar with numerology in the context of birth dates or names—using numbers to reveal insights into personality traits and life paths—but did you know that your home also carries ...

As arguably the most recognizable motorcycle brand in the world, Harley-Davidson is consistently at the forefront of innovative engineering. It's all about giving owners the most modern technology, ...