Auto Racing Products High Performance Rod Bolt Kit — Fits 68-69 AMC 390

SKU: BQDN_114-6004
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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.

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Precision Rod Bolts for AMC 390

Protect your rotating assembly with the Auto Racing Products High Performance Connecting Rod Bolt Kit, specifically designed for 1968-1969 AMC 390 engines. These 3/8-inch rod bolts are crafted from 8740 chromoly steel, offering a significant upgrade in strength and fatigue resistance compared to stock hardware. When you are pushing your engine to higher RPMs, these bolts provide the security needed to keep your connecting rods firmly attached to the crankshaft.

Engineered for Performance

  • Size: 3/8 inch diameter for a perfect fit in AMC 390 connecting rods.
  • Material: 8740 chromoly steel for maximum tensile strength.
  • Finish: Black oxide coating for superior wear resistance.
  • Quantity: Complete set of 16 bolts for a full engine rebuild.
  • Performance: Designed to withstand the high stress of increased RPM and horsepower.

Rod bolt failure is one of the most catastrophic events in an engine build. By installing this ARP rod bolt kit, you are investing in the safety and longevity of your AMC 390. These bolts are heat-treated and precision-machined to ensure consistent clamping force, which is essential for maintaining bearing clearances under extreme load. Do not leave your engine's health to chance; choose the brand trusted by professional engine builders worldwide. Upgrade your internal hardware today with high-performance solutions from 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.

Watch in action

Precision Rod Bolts for AMC 390

Protect your rotating assembly with the Auto Racing Products High Performance Connecting Rod Bolt Kit, specifically designed for 1968-1969 AMC 390 engines. These 3/8-inch rod bolts are crafted from 8740 chromoly steel, offering a significant upgrade in strength and fatigue resistance compared to stock hardware. When you are pushing your engine to higher RPMs, these bolts provide the security needed to keep your connecting rods firmly attached to the crankshaft.

Engineered for Performance

  • Size: 3/8 inch diameter for a perfect fit in AMC 390 connecting rods.
  • Material: 8740 chromoly steel for maximum tensile strength.
  • Finish: Black oxide coating for superior wear resistance.
  • Quantity: Complete set of 16 bolts for a full engine rebuild.
  • Performance: Designed to withstand the high stress of increased RPM and horsepower.

Rod bolt failure is one of the most catastrophic events in an engine build. By installing this ARP rod bolt kit, you are investing in the safety and longevity of your AMC 390. These bolts are heat-treated and precision-machined to ensure consistent clamping force, which is essential for maintaining bearing clearances under extreme load. Do not leave your engine's health to chance; choose the brand trusted by professional engine builders worldwide. Upgrade your internal hardware today with high-performance solutions from 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.

Watch in action

Precision Rod Bolts for AMC 390

Protect your rotating assembly with the Auto Racing Products High Performance Connecting Rod Bolt Kit, specifically designed for 1968-1969 AMC 390 engines. These 3/8-inch rod bolts are crafted from 8740 chromoly steel, offering a significant upgrade in strength and fatigue resistance compared to stock hardware. When you are pushing your engine to higher RPMs, these bolts provide the security needed to keep your connecting rods firmly attached to the crankshaft.

Engineered for Performance

  • Size: 3/8 inch diameter for a perfect fit in AMC 390 connecting rods.
  • Material: 8740 chromoly steel for maximum tensile strength.
  • Finish: Black oxide coating for superior wear resistance.
  • Quantity: Complete set of 16 bolts for a full engine rebuild.
  • Performance: Designed to withstand the high stress of increased RPM and horsepower.

Rod bolt failure is one of the most catastrophic events in an engine build. By installing this ARP rod bolt kit, you are investing in the safety and longevity of your AMC 390. These bolts are heat-treated and precision-machined to ensure consistent clamping force, which is essential for maintaining bearing clearances under extreme load. Do not leave your engine's health to chance; choose the brand trusted by professional engine builders worldwide. Upgrade your internal hardware today with high-performance solutions from GGCRACING.

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