Description
ARP Harmonic Balancer Bolt Kit – PN 156-2502
Suits: Miami Coyote 5.0L – Falcon FGX XR8, GT, GT-P 335kw
Engineered for serious performance, the ARP 156-2502 harmonic balancer bolt kit is the ultimate upgrade for your 5.0L Miami Coyote V8. Whether you’re running a stock engine or a boosted build, this heavy-duty balancer bolt delivers the clamping force and durability needed to keep your crankshaft and harmonic damper secure under extreme loads.
Unlike factory torque-to-yield (TTY) bolts, ARP’s solution is reusable, precision-machined from premium grade 8740 chromoly steel, and heat-treated for maximum strength.
Perfect for Ford Falcon FGX XR8, GT, and GT-P models equipped with the Miami Coyote 5.0L DOHC engine.
⚙️ Key Features
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Part Number: ARP 156-2502
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Thread Size: M12 x 1.50
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Under Head Length: 2.750″
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Socket Size: 22mm, 12-point
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Washer Included: Yes (hardened, ARP-grade)
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Torque Spec: 125 ft-lbs (with ARP Ultra-Torque Lubricant)
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Material: 8740 chromoly steel
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Finish: Black oxide coating
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Reusable: Yes – non-TTY design
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Made in USA
🚗 Vehicle Compatibility
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Ford Falcon FGX XR8 335kw – 5.0L Miami Coyote V8
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Ford Falcon GT / GT-P 335kw – 5.0L Miami Coyote V8
Also suitable for other Ford Coyote 5.0L V8 applications — always confirm with ARP or your engine builder for custom setups.
🔧 Installation Notes
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Clean crank snout and threads before installation
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Apply ARP Ultra-Torque Lubricant to threads, washer faces, and under bolt head
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Torque to 125 ft-lbs as per ARP specifications
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Check damper manufacturer specs if using aftermarket (e.g., ATI, Powerbond)







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