ARP Replacement 3/8 x 1.500 UHL 12pt ARP 2000 Material Rod Bolt

This ARP performance fastener, stud, bolt, tool, or assembly is the Replacement 3/8 x 1.500 UHL 12pt ARP 2000 Material Rod Bolt. Confirm the exact engine or vehicle application, thread size, length, material, strength series, included quantity, installation lubricant, tightening sequence, and current ARP torque specification before ordering.

Key Features

• Thread Specs: 3/8-24 UNF x 1.500 inch under head length matches OEM ARP kit dimensions exactly.
• ARP2000 Material: Alloy rated at 220,000 PSI tensile strength resists fatigue in boosted or high horsepower builds.
• 12-Point Head: Provides secure grip for precise torquing up to 65 ft-lbs without stripping.
• ARP2000 alloy offers 220,000 PSI tensile strength higher than 8740 steel resists stretch and failure at 8,000 plus RPM.
• Fits Chevy Small Block 262-400 V8 1955-2002 with 3/8 rod bolts Ford 289 302 351W Mopar 318-360 LA engines with matching aftermarket rods.
• Pair with ARP moly or Ultra-Torque lubricant for accurate fastener stretch.

Fitment

Specifications

What’s Included

One new ARP hardware – single in the exact configuration and quantity identified by this listing. Brackets, wiring, air lines, fittings, switches, fasteners, fitting kits, fluids, covers, and accessories are included only when expressly stated for this exact part.

About ARP

Automotive Racing Products manufactures high-performance studs, bolts, nuts, washers, wheel hardware, assembly tools, and installation lubricants for engine, drivetrain, chassis, and racing applications. Thread dimensions, material, preload method, lubricant, torque, and included quantity remain exact-part specific.

Related Parts

• Shop all ARP products
• ARP 1/2 x 6.5in Long Broached Individual Stud
• ARP 1/2in -20 12pt Nut (Single Nut)
• ARP 1/2in x 5.250in Long Broached Allen Head Stud (Single Stud)

Frequently Asked Questions

How do I confirm the Replacement 3/8 x 1.500 UHL 12pt ARP 2000 Material Rod Bolt fits my application?
Match the exact engine family or vehicle, component location, thread diameter and pitch, under-head length, material, strength series, and every current ARP application note.

Can I reuse the factory torque value with this ARP hardware?
Not automatically. Use ARP’s current instructions for the exact part, material, lubricant, tightening sequence, and preload method. Factory torque values may be based on different hardware and friction.

What is included with this ARP kit?
Only the studs, bolts, nuts, washers, lubricant, and tools expressly listed for this exact part number are included. Verify the required quantity before disassembly.

Installation Instructions

1. Confirm ARP part number 4AJ1.500-2SU, the complete application, and every required supporting component before beginning work.
2. Clean and inspect all mating threads and components, then verify thread engagement, length, washers, nuts, lubricant, and required preparation before assembly.
3. Follow ARP’s current tightening sequence, lubricant instructions, torque or stretch method, and any retorque procedure for this exact part.
4. Verify clearance, preload, fastener seating, and normal component operation before returning the vehicle or engine to service.