ARP Honda H23A Head Stud Kit

This ARP performance fastener, stud, bolt, tool, or assembly is the Honda H23A Head Stud Kit for 1995 Honda Prelude. 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

• Genuine ARP Fasteners: 8740 chromoly steel construction rated at 200000 PSI tensile strength handles extreme cylinder pressures.
• Heat-treated 8740 chromoly steel with rolled threads for 200000 PSI strength far exceeding factory bolts.
• Stud Design: Minimizes main block thread damage and ensures even torque distribution across the head gasket.
• Precision Threads: Rolled before heat treatment for maximum fatigue strength and accurate torque values.
• Versatile Application: Supports stock rebuilds up to 1000+ HP turbo setups on H23A platforms.
• Application-specific engineering matches exact OEM stud lengths and patterns.

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 Honda H22 A4 VTEC Head Stud Kit
• ARP 80-00 Honda M12x1.85 inch 5 Wheel Stud Kit
• ARP 80-00 Honda M12x1.85inch Wheel Stud Kit (4 Studs/1 Wheel)

Frequently Asked Questions

How do I confirm the Honda H23A 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 208-4307, 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.