Auto Racing Products High Performance Chromoly Hex Head Main Bolt Kit — Fits Jeep 4.0L Inline 6-Cylinder 2-Bolt Mains

SKU: BQDN_146-5001
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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.

Watch in action

Strengthen Your Jeep 4.0L Inline 6 Bottom End with ARP Main Bolts

The main caps are the backbone of your Jeep 4.0L Inline 6-Cylinder engine's bottom end, critical for crankshaft stability and overall engine longevity. This Auto Racing Products (ARP) High Performance Main Bolt Kit is an essential upgrade for any engine rebuild or performance application, providing significantly increased clamping force over factory hardware. Engineered from robust chromoly steel, these hex head main bolts ensure your 2-bolt main caps remain securely fastened, even under the most demanding conditions.

Engineered for Ultimate Bottom-End Strength

  • Enhanced Clamping: Designed to provide superior and consistent clamping force, crucial for maintaining crankshaft alignment and preventing main cap walk.
  • Premium Chromoly Material: Constructed from high-strength chromoly steel, offering exceptional tensile strength and fatigue resistance for extreme durability.
  • Hex Head Design: Facilitates easy and precise torque application, ensuring optimal tightening for your 2-bolt main caps.
  • Black Oxide Finish: A protective black oxide coating resists corrosion and rust, contributing to the long-term integrity of your engine's critical components.

Precision Fitment

This high-performance main bolt kit is specifically designed for:

  • Jeep 4.0L Inline 6-Cylinder Engines with 2-Bolt Main Caps

Whether you're building a high-horsepower engine or simply seeking to fortify your stock setup, these ARP main bolts are a foundational upgrade.

The ARP Difference for Your Main Caps

Auto Racing Products is renowned for producing the highest quality fasteners in the automotive industry. This main bolt kit is no exception, offering a significant improvement in strength and reliability compared to OEM bolts. By upgrading to ARP main bolts, you're investing in the core stability of your engine, protecting your crankshaft and ensuring consistent power delivery. For unparalleled engine component integrity, choose GGCRACING and ARP.

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.

Watch in action

Strengthen Your Jeep 4.0L Inline 6 Bottom End with ARP Main Bolts

The main caps are the backbone of your Jeep 4.0L Inline 6-Cylinder engine's bottom end, critical for crankshaft stability and overall engine longevity. This Auto Racing Products (ARP) High Performance Main Bolt Kit is an essential upgrade for any engine rebuild or performance application, providing significantly increased clamping force over factory hardware. Engineered from robust chromoly steel, these hex head main bolts ensure your 2-bolt main caps remain securely fastened, even under the most demanding conditions.

Engineered for Ultimate Bottom-End Strength

  • Enhanced Clamping: Designed to provide superior and consistent clamping force, crucial for maintaining crankshaft alignment and preventing main cap walk.
  • Premium Chromoly Material: Constructed from high-strength chromoly steel, offering exceptional tensile strength and fatigue resistance for extreme durability.
  • Hex Head Design: Facilitates easy and precise torque application, ensuring optimal tightening for your 2-bolt main caps.
  • Black Oxide Finish: A protective black oxide coating resists corrosion and rust, contributing to the long-term integrity of your engine's critical components.

Precision Fitment

This high-performance main bolt kit is specifically designed for:

  • Jeep 4.0L Inline 6-Cylinder Engines with 2-Bolt Main Caps

Whether you're building a high-horsepower engine or simply seeking to fortify your stock setup, these ARP main bolts are a foundational upgrade.

The ARP Difference for Your Main Caps

Auto Racing Products is renowned for producing the highest quality fasteners in the automotive industry. This main bolt kit is no exception, offering a significant improvement in strength and reliability compared to OEM bolts. By upgrading to ARP main bolts, you're investing in the core stability of your engine, protecting your crankshaft and ensuring consistent power delivery. For unparalleled engine component integrity, choose GGCRACING and ARP.

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.

Watch in action

Strengthen Your Jeep 4.0L Inline 6 Bottom End with ARP Main Bolts

The main caps are the backbone of your Jeep 4.0L Inline 6-Cylinder engine's bottom end, critical for crankshaft stability and overall engine longevity. This Auto Racing Products (ARP) High Performance Main Bolt Kit is an essential upgrade for any engine rebuild or performance application, providing significantly increased clamping force over factory hardware. Engineered from robust chromoly steel, these hex head main bolts ensure your 2-bolt main caps remain securely fastened, even under the most demanding conditions.

Engineered for Ultimate Bottom-End Strength

  • Enhanced Clamping: Designed to provide superior and consistent clamping force, crucial for maintaining crankshaft alignment and preventing main cap walk.
  • Premium Chromoly Material: Constructed from high-strength chromoly steel, offering exceptional tensile strength and fatigue resistance for extreme durability.
  • Hex Head Design: Facilitates easy and precise torque application, ensuring optimal tightening for your 2-bolt main caps.
  • Black Oxide Finish: A protective black oxide coating resists corrosion and rust, contributing to the long-term integrity of your engine's critical components.

Precision Fitment

This high-performance main bolt kit is specifically designed for:

  • Jeep 4.0L Inline 6-Cylinder Engines with 2-Bolt Main Caps

Whether you're building a high-horsepower engine or simply seeking to fortify your stock setup, these ARP main bolts are a foundational upgrade.

The ARP Difference for Your Main Caps

Auto Racing Products is renowned for producing the highest quality fasteners in the automotive industry. This main bolt kit is no exception, offering a significant improvement in strength and reliability compared to OEM bolts. By upgrading to ARP main bolts, you're investing in the core stability of your engine, protecting your crankshaft and ensuring consistent power delivery. For unparalleled engine component integrity, choose GGCRACING and ARP.

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