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The Kooks bolts identified by manufacturer part number BK109 is supplied in the exact configuration described as Coyote/Raptor Header Bolt Kit (Fine Thread). Confirm the complete part number, application, connection points, emissions requirements, and included components before ordering.
Key Features
- Includes 16) M10 - 1.25 x 25mm Bolts. Ford 5.0L & 6.2L.
- Fine Thread.
- Bolt Kits are included in most Header kits
- This part number should only be ordered as a replacment for damaged or lost bolt kits.
Fitment
| Years | Make | Model | Application Notes |
|---|---|---|---|
| 2010-2020 | Ford | F-150 | Verify engine, emissions equipment, transmission, and exhaust configuration |
| 2015-2021 | Ford | Mustang | Verify engine, emissions equipment, transmission, and exhaust configuration |
Specifications
| Brand | Kooks Headers |
|---|---|
| Manufacturer Part Number | BK109 |
| Product Type | Bolts |
| Material | Stainless steel |
| Nominal Dimensions | Confirm exact part dimensions |
| Fitment Type | Vehicle Specific |
| Manufacturer Detail | Stainless Steel Bolt Kit - Does not include locking hardware as it is not needed. |
What's Included
- This part number should only be ordered as a replacment for damaged or lost bolt kits.
- Stainless Steel Bolt Kit - Does not include locking hardware as it is not needed.
About Kooks Headers
Kooks manufactures performance exhaust components in the United States, including headers, connection pipes, catalytic-converter assemblies, cat-back systems, mufflers, flanges, and installation hardware. Exact part-number verification is essential because similar-looking components can use different engine, chassis, emissions, and connection configurations.
Related Kooks Headers Products
- Shop Kooks Headers
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- Kooks SB Ford Adaptor Plate Kit
Frequently Asked Questions
Will this Kooks bolts fit my 2010-2020 Ford F-150?
That year, make, and model range is listed. Confirm the engine, emissions equipment, transmission, body configuration, existing exhaust, and exact Kooks part number before ordering.
Will this connect to the factory exhaust?
Factory connection compatibility depends on the exact part number. Verify collector and outlet size, required Kooks connection pipes, catalytic-converter configuration, and every note in the current Kooks listing.
What should be checked after installation?
Confirm exhaust clearance, hanger alignment, fastener torque, oxygen-sensor wiring, leak-free joints, and adequate distance from fuel lines, brake lines, wiring, and bodywork.
Installation Instructions
- Verify the exact part number, application, emissions configuration, connection sizes, and package contents before disassembly.
- Support the vehicle safely and follow the factory service procedure together with the current Kooks instructions for this part number.
- Test-fit every component before cutting, welding, or permanently tightening the exhaust system.
- Route oxygen-sensor wiring and nearby hoses, lines, and cables away from heat, sharp edges, and moving parts.
- Torque fasteners in the specified sequence, inspect for leaks and clearance, and recheck accessible connections after initial heat cycles.
Bolts
Bolts parts and accessories for engine, chassis, suspension, driveline, and exhaust projects are stocked at Black Ops Auto Works. Shop ARP bolts, stainless 12 point bolts, black oxide bolts, metric hardware, wheel bolts, flywheel bolts, main bolts, header bolts, axle bolts, ring gear bolts, fastener kits, and replacement hardware for LS, Coyote, HEMI, Ford, GM, Mopar, Porsche, and import engines. Every product is filterable by year, make, model, trim, engine, and drivetrain so the correct part ships the first time. Black Ops Auto Works carries 89 Bolts SKUs across thread, length, head style, material, finish, and application specific hardware. What This Bolts Collection Covers This collection covers automotive bolts and fastening hardware for repairs, engine assembly, chassis service, drivetrain work, exhaust installation, and wheel related service. It includes individual bolts and application specific sets across SAE and metric thread sizes. Thread, Length, and Head Style Choos...
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Fabrication
Shop automotive fabrication parts, tubing, fittings, hoses, clamps, and welding supplies at Black Ops Auto Works. Find components for custom exhaust routing, intake plumbing, fuel and oil lines, mounting solutions, and heat protection. Compare materials and hardware from Vibrant Performance, Stainless Bros, Ticon Industries, Radium Engineering, Mishimoto, Kooks, and other brands by exact dimensions and intended application. Stainless Steel, Aluminum, and Titanium Tubing Choose tubing, bends, and fabrication sections for your project’s routing and material requirements. This collection includes steel, aluminum, and titanium tubing categories, with selected T304 and SS321 stainless products. Compare outside diameter, wall thickness, straight length, bend angle, and centerline radius before planning cuts and joints. Explore the Stainless Bros collection for additional stainless tubing, mandrel bends, pie cuts, flanges, and exhaust fabrication components. Exhaust Flanges, Clamps, and Sl...
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Kooks Headers and Exhaust
Shop Kooks headers, connection pipes, catalytic-converter assemblies, cat-back systems, axle-back systems, mufflers, flanges, gaskets, oxygen-sensor extensions, and exhaust hardware by exact manufacturer part number and verified application. Confirm the complete vehicle, engine, emissions configuration, transmission, existing exhaust, and every connection requirement before ordering. Kooks Product Families Kooks manufactures long-tube and emissions-style headers, catted and non-catted connection pipes, GREEN catalytic-converter assemblies, complete exhaust systems, universal fabrication components, and supporting installation hardware. Choosing the Correct Kooks Part Match the complete Kooks manufacturer part number Confirm year, make, model, engine, transmission, body configuration, and factory exhaust equipment Verify collector, inlet, outlet, and tubing dimensions Review catalytic-converter and emissions requirements for the installation location Confirm whether gaskets, clamps...
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