ARP Toyota 1.6L (2TC) & 1.8L (3TC) 12pt Head Stud Kit

This ARP performance fastener, stud, bolt, tool, or assembly is the Toyota 1.6L (2TC) & 1.8L (3TC) 12pt Head Stud Kit for 1972-1973 Toyota Carina. 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

• Studs made from premium 8740 chromoly steel with 200,000 PSI tensile strength.
• Constructed from ARP’s exclusive 8740 chromoly steel alloy, heat-treated to 200,000 PSI minimum tensile strength for lasting performance.
• Stud Design: Minimizes cylinder block thread damage while ensuring even torque distribution.
• Precision-Rolled Threads: Offers better thread engagement and consistent torque values across multiple uses.
• 12-Point Nuts: Allows secure wrench grip and simplifies installation in tight engine bays.
• Compatible with OEM and aftermarket head gaskets. re-torque after 500 miles.

Fitment

Specifications

What’s Included

One new ARP head 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 2AZFE 2.4L 4cyl Head Stud Kit
• ARP Toyota 2ZZGE 1.8L Head Stud Kit
• ARP Toyota 1.8L 2ZZGE Flywheel Bolt Kit

Frequently Asked Questions

How do I confirm the Toyota 1.6L (2TC) & 1.8L (3TC) 12pt Head 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 203-4206, 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.