ARP Toyota 4AG 16V Main Stud Kit

This ARP performance fastener, stud, bolt, tool, or assembly is the Toyota 4AG 16V Main Stud Kit for 1988-1991 Toyota Camry. 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 Construction: High-tensile strength at 220,000 PSI resists fatigue in boosted and high-RPM setups.
• Precision-Rolled Threads: Ensures maximum thread engagement and repeatable torque values every time.
• Designed exclusively for 4A-GE 16V block mains with M10 x 1.25 studs.
• Yes, ARP 203-5403 matches the 4A-GE 16V main journal pattern including supercharged variants.
• ARP2000 chromoly alloy with 220,000 PSI tensile strength and black oxide finish for corrosion resistance.

Fitment

Specifications

What’s Included

One new ARP main stud & bolt kit 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.

Related Parts

• Shop all ARP products
• ARP Toyota 1600cc Main Bolt Kit (4A-GE Applications Only)
• ARP Toyota 3SGTE Main Stud Kit
• ARP Toyota 22R Rod Bolt Kit

Frequently Asked Questions

How do I confirm the Toyota 4AG 16V Main Stud 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 203-5403, 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.