ARP Standard 1.7 OAL 1/2 Hex Socket Size Carburetor Stud Kit

This ARP performance fastener, stud, bolt, tool, or assembly is the Standard 1.7 OAL 1/2 Hex Socket Size Carburetor Stud 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

• Genuine ARP Fasteners: 8740 chromoly steel construction rated 200000 PSI tensile strength for dependable clamping force under boost nitrous high compression.
• Matched Hardware: Includes 0.500 ID x 1.000 OD x 0.060 thick hardened washers and black oxide 12-point nuts for complete easy assembly.
• Threads measure 1/2-20 x 1.700 inch OAL socket 1/2 inch hex nuts 5/16-18 12-point washers steel hardened.
• Fits Chevy small block 283-400 1955-1997 big block 396-454 1965-1996 Ford 289-302 1962-1995 351W-Cleveland 1969-1995 in Camaro Corvette Mustang trucks with Holley 4150 carbs 1.7 inch stud height.
• Stud Design: Minimizes intake manifold block thread wear versus bolts while delivering improved torque consistency across heat cycles.
• Precision-Rolled Threads: 1/2-20 stud threads and 5/16-18 nut threads ensure maximum engagement strength and repeatable torque values.

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 01-10 6.6L GM Duramax Diesel Head Stud Kit
• ARP 02-06 Mini Cooper Head Bolt Kit
• ARP 02-06 Mini Cooper S Head Stud Kit

Frequently Asked Questions

How do I confirm the Standard 1.7 OAL 1/2 Hex Socket Size Carburetor 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 200-2401, 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.