These bolts securely fasten the flywheel to the crankshaft. That’s it, pretty straightforward. But it’s how they do it that’s important. They're high – strength, usually Grade 8 or 10, meaning they’re built to handle a lot of stress and twisting force. They also come with specific washers – don't skip those! They help distribute the load evenly. The flywheel is a really critical part of your engine’s bottom end. It’s what the engine uses to maintain momentum between power strokes, allowing for smooth operation. It also provides the surface the starter motor engages with to actually get the engine turning. These bolts are the direct link keeping all that happening, so they’re under constant, heavy load. You'll notice if these fail, and it's never a good situation. These bolts aren’t something you want to cheap out on. Because of the huge forces involved, they can stretch and weaken over time, especially if you’re putting your engine through a lot – towing, off – roading, racing, things like that. If one fails, or even starts to loosen, it can cause serious damage—to the flywheel, the crankshaft, even the engine block. It’s like the bolts are a shield protecting more expensive parts. Replacing them proactively is a lot cheaper than repairing a damaged crankshaft. A lot of people who are rebuilding an engine or doing a clutch job will just replace the whole set as preventative maintenance. You can find a good set, including the correct washers, over at Fixparts Online. It's just good peace of mind, really. Shop with confidence: Flywheel Bolt Set (MPN 411013310) comes with a 12-month warranty!

About LuK

LuK, a brand of Schaeffler, is a pioneer in clutch and transmission systems that define German engineering excellence. Originating from Germany, LuK continues to innovate and deliver high-performance powertrain solutions.

Why Choose LuK?

• LuK parts are made to fit and perform just like the original parts your car came with, so you get reliable performance. • We have a huge range of parts, covering most popular car makes and models – from clutches to dual mass flywheels. • LuK is a trusted brand used by car manufacturers themselves, meaning you're getting professional-quality parts. • Our parts are tested to meet tough standards, giving you peace of mind and a long-lasting repair. LuK – trusted quality, available at FixParts Online!