Why Upgrade to a Complete ARP Fastener Kit?
Because consistency matters—and your engine doesn’t care about your budget shortcuts.
The ARP 545-9801 kit ensures uniform clamping force across critical components, reducing the risk of leaks, loosening, or failure under load. No mismatched hardware, no weak links.
It’s easy to assemble a show-quality engine when you use ARP’s handy Engine & Accessory Fastener Kit. Virtually the whole lot you want comes completely organized in one convenient package (no want to care for twelve different part numbers) More importantly, every fastener is superior in strength to the OEM bolts, and also significantly better than hardware grades (even Grade 8).
Key Features
- High-Strength Alloy Steel Construction
Built to handle heat, stress, and vibration without stretching or failing. - 6-Point Head Design
Traditional hex heads for easy installation with standard tools and solid grip. - Complete Engine Hardware Solution
Replaces key bolts throughout your engine for consistent performance. - Precision Rolled Threads
Delivers accurate torque readings and smooth installation. - Durable Finish
Provides corrosion resistance and long-term reliability.
You have a number of two premium quality materials and finishes.Traditionalists will appreciate the strength and functionality of ARP’s heat-treated 8740 Chrome Moly steel alloy bolts, which feature a black oxide finish.Those who desire a dazzling engine will unquestionably prefer fasteners made of ARP’s specially alloyed Stainless 300 material, which has the additional benefit of being virtually impervious to rust and corrosion.
ARP 545-9801 complete engine fastener kit 6 point – What’s Included
- Full selection of engine bolts, fasteners, and hardware
- Designed to replace critical OEM fasteners across your engine
Exact contents vary by application—but the goal is simple: replace the weak stuff with ARP.
The stainless steel is polished to reach a brilliant luster, and provides a distinctive, maintenance-free environment.Every kit has a dozen different type fasteners, all neatly organized and labeled in protective vacuum-wrapped packages. Both materials are nominally rated at 170,000 psi tensile strength and come in both hex and 12-point heads.
Ideal Applications
- Full engine builds and rebuilds
- Performance and boosted setups
- Restoration projects
- Builders who don’t want to redo things later
If you’re already deep into a build, this is not where you cut corners.
Please note that these kits are designed for carbureted engines. Newer EFI applications may require the purchase of additional fasteners. Engine & Accessory Fastener Kit Hex Head Material Black Oxide
Why It Matters
Cheap or mixed hardware can lead to:
- Uneven clamping force
- Torque inconsistencies
- Fastener fatigue or failure
The ARP 545-9801 kit delivers consistent strength, accurate torque retention, and long-term durability, ensuring your engine holds together under real-world conditions.
Product Type :Auto Part
Package Dimensions :5.6 Cm L X21.3 Cm W X21.9 Cm H
Country Of Origin :United States
Package Weight :4.4Lbs
Installation Notes
- Follow ARP torque specifications
- Use ARP Ultra-Torque lubricant where required
- Replace all applicable hardware for best results
Translation: don’t install half the kit and call it done.
Final Verdict on this ARP 545-9801 complete engine fastener kit 6 point set
The ARP 545-9801 Complete Engine Fastener Kit is for builders who actually care about reliability. It’s not flashy—but it’s the reason your engine doesn’t fall apart when you push it.
Do it once. Do it right.
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