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Manley ARP Custom Age 625+ 3/8" Connecting Rod Bolts - Set of 4 (42320-4)

$203.41 $214.12
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Manley ARP Custom Age 625+ 3/8" Connecting Rod Bolts - Set of 4 (42320-4)
$203.41 $214.12
$203.41 $214.12

Secure your rotating assembly with this set of Manley ARP Custom Age 625+ 3/8" connecting rod bolts. These fasteners are engineered for extreme high-horsepower and high-RPM racing applications where maximum tensile strength and consistent clamp load are critical to preventing rod failure.

Manufactured by ARP to Manley's exacting standards, these bolts undergo precision thread rolling and specialized heat treatment. Achieving the correct preload via the manufacturer-recommended stretch method is vital; these fasteners provide the necessary elasticity to maintain clamping force without exceeding their maximum yield point. This ensures the rod cap remains seated and the bearing clearance stays consistent under heavy inertial loads.

  • Material: ARP Custom Age 625+
  • Thread Diameter: 3/8"
  • Quantity: Set of 4 bolts
  • Construction: Precision rolled threads and heat-treated for maximum tensile strength
  • Intended Use: High-RPM racing and high-horsepower street engines
  • Manufacturer Part Number: 42320-4

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