ARP 154-5604 Main Stud Kit - 4-Bolt Mains Chromoly Hex Nuts — Fits Ford Cleveland / Modified Engines

SKU: BQDN_154-5604
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Car Wheel Size Chart

Wheel Diameter (inches) Tire Width (mm) Aspect Ratio Rim Width (inches)
14185655.5
15195606.0
16205556.5
17215507.0
18225457.5
19235408.0
20245358.5

Note: Wheel and tire sizes vary by car make and model. Always consult your vehicle’s manufacturer for exact specifications.

How to Read Tire Size

Example: 225/45R17 means:

  • 225 = Tire width in mm
  • 45 = Aspect ratio (height as % of width)
  • R17 = Rim diameter in inches

Product Details

Product Description
Part Numbers
Sizing & Fit

About Auto Racing Products

ARP (Automotive Racing Products) makes the strongest fasteners in motorsport — head studs, main studs, rod bolts, and flexplate bolts used by every Formula 1, NHRA, NASCAR, and championship motorsport program. Aerospace-grade alloys, exact-fit machining.

Ultimate Bottom-End Strength: ARP 4-Bolt Main Stud Kit for Ford Cleveland / Modified Engines

For Ford Cleveland and Modified engines equipped with 4-bolt main caps, the **ARP 154-5604 Main Stud Kit** represents the pinnacle of bottom-end fortification. Designed for the most extreme high-performance and racing applications, this kit provides significantly increased clamping force over factory bolts, virtually eliminating main cap walk and ensuring crankshaft stability under immense loads. It's an indispensable upgrade for any serious engine builder aiming for maximum power and reliability.

Engineered for Extreme Performance and Durability

ARP (Auto Racing Products) is globally recognized for its superior fastener technology, and the 154-5604 kit exemplifies this commitment. Each stud is manufactured to aerospace-grade standards, ensuring your engine's critical components remain secure even when pushed to their absolute limits.

  • Premium 8740 Chromoly: Constructed from heat-treated chromoly steel, offering exceptional tensile strength and resistance to stretching, crucial for high-RPM and high-horsepower engines.
  • Black Oxide Finish: Provides a durable, corrosion-resistant coating that also enhances the aesthetic appeal of your engine's internals.
  • Precision Hex Nuts: Facilitates accurate and consistent torque application, which is vital for maintaining proper main bearing clearances and extending engine life.
  • Reduced Bore Distortion: Studs provide a more uniform clamping load than bolts, minimizing main bore distortion and improving overall engine efficiency.

Optimized Fitment for Ford Cleveland / Modified 4-Bolt Mains

This ARP main stud kit is specifically engineered for Ford Cleveland and Modified engines featuring 4-bolt main caps. This configuration is often found in high-output applications where enhanced bottom-end strength is a necessity. By upgrading to ARP 4-bolt main studs, you're investing in a foundation that can confidently support increased boost, nitrous, or naturally aspirated horsepower, providing peace of mind on the street or track.

Why ARP is the Choice for Your High-Performance Ford

The superior design and material quality of ARP main studs ensure that your main caps remain perfectly aligned, even under the most demanding conditions. This translates directly to improved oiling, reduced friction, and ultimately, a more durable and powerful engine. For those who demand the absolute best in engine security and performance for their Ford Cleveland or Modified 4-bolt main engine, the ARP 154-5604 kit is the definitive choice. Find this essential upgrade and more at GGCRACING.

Product Details

Product Description
Part Numbers
Sizing & Fit

About Auto Racing Products

ARP (Automotive Racing Products) makes the strongest fasteners in motorsport — head studs, main studs, rod bolts, and flexplate bolts used by every Formula 1, NHRA, NASCAR, and championship motorsport program. Aerospace-grade alloys, exact-fit machining.

Ultimate Bottom-End Strength: ARP 4-Bolt Main Stud Kit for Ford Cleveland / Modified Engines

For Ford Cleveland and Modified engines equipped with 4-bolt main caps, the **ARP 154-5604 Main Stud Kit** represents the pinnacle of bottom-end fortification. Designed for the most extreme high-performance and racing applications, this kit provides significantly increased clamping force over factory bolts, virtually eliminating main cap walk and ensuring crankshaft stability under immense loads. It's an indispensable upgrade for any serious engine builder aiming for maximum power and reliability.

Engineered for Extreme Performance and Durability

ARP (Auto Racing Products) is globally recognized for its superior fastener technology, and the 154-5604 kit exemplifies this commitment. Each stud is manufactured to aerospace-grade standards, ensuring your engine's critical components remain secure even when pushed to their absolute limits.

  • Premium 8740 Chromoly: Constructed from heat-treated chromoly steel, offering exceptional tensile strength and resistance to stretching, crucial for high-RPM and high-horsepower engines.
  • Black Oxide Finish: Provides a durable, corrosion-resistant coating that also enhances the aesthetic appeal of your engine's internals.
  • Precision Hex Nuts: Facilitates accurate and consistent torque application, which is vital for maintaining proper main bearing clearances and extending engine life.
  • Reduced Bore Distortion: Studs provide a more uniform clamping load than bolts, minimizing main bore distortion and improving overall engine efficiency.

Optimized Fitment for Ford Cleveland / Modified 4-Bolt Mains

This ARP main stud kit is specifically engineered for Ford Cleveland and Modified engines featuring 4-bolt main caps. This configuration is often found in high-output applications where enhanced bottom-end strength is a necessity. By upgrading to ARP 4-bolt main studs, you're investing in a foundation that can confidently support increased boost, nitrous, or naturally aspirated horsepower, providing peace of mind on the street or track.

Why ARP is the Choice for Your High-Performance Ford

The superior design and material quality of ARP main studs ensure that your main caps remain perfectly aligned, even under the most demanding conditions. This translates directly to improved oiling, reduced friction, and ultimately, a more durable and powerful engine. For those who demand the absolute best in engine security and performance for their Ford Cleveland or Modified 4-bolt main engine, the ARP 154-5604 kit is the definitive choice. Find this essential upgrade and more at GGCRACING.

Product Details

Product Description

About Auto Racing Products

ARP (Automotive Racing Products) makes the strongest fasteners in motorsport — head studs, main studs, rod bolts, and flexplate bolts used by every Formula 1, NHRA, NASCAR, and championship motorsport program. Aerospace-grade alloys, exact-fit machining.

Ultimate Bottom-End Strength: ARP 4-Bolt Main Stud Kit for Ford Cleveland / Modified Engines

For Ford Cleveland and Modified engines equipped with 4-bolt main caps, the **ARP 154-5604 Main Stud Kit** represents the pinnacle of bottom-end fortification. Designed for the most extreme high-performance and racing applications, this kit provides significantly increased clamping force over factory bolts, virtually eliminating main cap walk and ensuring crankshaft stability under immense loads. It's an indispensable upgrade for any serious engine builder aiming for maximum power and reliability.

Engineered for Extreme Performance and Durability

ARP (Auto Racing Products) is globally recognized for its superior fastener technology, and the 154-5604 kit exemplifies this commitment. Each stud is manufactured to aerospace-grade standards, ensuring your engine's critical components remain secure even when pushed to their absolute limits.

  • Premium 8740 Chromoly: Constructed from heat-treated chromoly steel, offering exceptional tensile strength and resistance to stretching, crucial for high-RPM and high-horsepower engines.
  • Black Oxide Finish: Provides a durable, corrosion-resistant coating that also enhances the aesthetic appeal of your engine's internals.
  • Precision Hex Nuts: Facilitates accurate and consistent torque application, which is vital for maintaining proper main bearing clearances and extending engine life.
  • Reduced Bore Distortion: Studs provide a more uniform clamping load than bolts, minimizing main bore distortion and improving overall engine efficiency.

Optimized Fitment for Ford Cleveland / Modified 4-Bolt Mains

This ARP main stud kit is specifically engineered for Ford Cleveland and Modified engines featuring 4-bolt main caps. This configuration is often found in high-output applications where enhanced bottom-end strength is a necessity. By upgrading to ARP 4-bolt main studs, you're investing in a foundation that can confidently support increased boost, nitrous, or naturally aspirated horsepower, providing peace of mind on the street or track.

Why ARP is the Choice for Your High-Performance Ford

The superior design and material quality of ARP main studs ensure that your main caps remain perfectly aligned, even under the most demanding conditions. This translates directly to improved oiling, reduced friction, and ultimately, a more durable and powerful engine. For those who demand the absolute best in engine security and performance for their Ford Cleveland or Modified 4-bolt main engine, the ARP 154-5604 kit is the definitive choice. Find this essential upgrade and more at GGCRACING.

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