ARP GM Turbo 350 / 400 w/ Aftermarket Convert Torque Converter Bolt Kit

This ARP performance fastener, stud, bolt, tool, or assembly is the GM Turbo 350 / 400 w/ Aftermarket Convert Torque Converter Bolt Kit. 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

• ARP2000 Alloy Steel: Rated at 220,000 PSI tensile strength to resist fatigue under extreme torque loads.
• Exact Dimensions: 1/2″-28 thread size x 1.750″ overall length fits GM TH350/TH400 aftermarket converter bolt patterns.
• ARP2000 alloy steel with 220,000 PSI tensile strength and black oxide finish for corrosion resistance.
• Precision-Rolled Threads: Increase thread strength by 30% over cut threads for accurate repeatable torque values.
• 12-Point Fluted Heads: Ensure positive wrench engagement and prevent rounding during high-torque installation.
• Retains clamp load longer than OEM bolts in high-heat high-RPM conditions.

Fitment

Specifications

What’s Included

One new ARP hardware kits – other 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.

Important Disclosures

• California Proposition 65 warning applies. Review the current manufacturer warning before handling or installation.

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• Shop all ARP products
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Frequently Asked Questions

How do I confirm the GM Turbo 350 / 400 w/ Aftermarket Convert Torque Converter Bolt Kit 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 230-7302, 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.