ARP VW Golf/Jetta 1.8L/2.0L 8V Undercut Head Stud Kit

This ARP performance fastener, stud, bolt, tool, or assembly is the VW Golf/Jetta 1.8L/2.0L 8V Undercut Head Stud Kit for 1985-1986 Volkswagen Golf. 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: Forged from premium material with 200,000 PSI tensile strength for performance beyond OEM specifications.
• Complete Kit Contents: Includes 10 head studs M10x1.5 thread 4.250 inch length hardened parallel ground washers and 12-point nuts.
• CNC Machined Threads: Rolled threads resist fatigue and galling for long-term durability in racing or street use.
• Constructed from ARP2000 alloy steel with rolled threads for maximum fatigue resistance and 200,000 PSI tensile strength.
• Undercut Design: Precision undercut parallel shanks deliver accurate torque loading and even clamping force across the head gasket.
• Reusable Components: Studs washers and nuts designed for multiple installations with proper torque procedures.

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 Golf/Jetta 1.8L 16 valve Head Stud Kit
• ARP Golf/Jetta 1.8L Turbo 20 valve Head Stud Kit w/ Tool
• ARP VW 1.8L Turbo 20V M10 (with tool) Head Stud Kit

Frequently Asked Questions

How do I confirm the VW Golf/Jetta 1.8L/2.0L 8V Undercut 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 204-4701, 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.