Size Chart
×
SKU: 204-3901 | UPC: 672036036263
ARP 204-3901 head stud kit upgrades stock head bolts on VW and Audi 1.8L 20V turbo engines for dependable sealing under boost. Engineered with ARP2000 alloy studs, this kit fits B5 A4, Mk1 TT, and 1.8T Golf/Jetta models from 1997-2006. Stud design and precision threads ensure even clamp load to prevent head gasket failures in tuned applications.
| Year | Make | Model | Submodel |
|---|---|---|---|
| 1997-2005 | Audi | A4 | Base |
| 2003-2006 | Audi | A4 | Cabriolet |
| 1999-2005 | Audi | A4 Quattro | Avant |
| 1997-2005 | Audi | A4 Quattro | Base |
| 2000-2006 | Audi | TT | Base |
| 2000-2006 | Audi | TT Quattro | Base |
| 1998-2001 | Audi | A6 | Base |
| 2000-2004 | Volkswagen | Beetle | GLS |
| 2000-2001 | Volkswagen | Golf | GLS |
| 2000-2001 | Volkswagen | Golf | GTI GLS |
| 1999-2005 | Volkswagen | Jetta | GLS |
| 2000-2005 | Volkswagen | Passat | GLS |
ARP head stud kits for internal engine builds are stocked at Black Ops Auto Works. Shop ARP head stud and bolt kits, main stud kits, and rod bolt kits engineered for HEMI, Ford Modular and Coyote, GM LS, Subaru EJ, Honda K and B series, VW/Audi turbo four cylinders, Porsche, BMC, and Renault engines, along with the Ultra-Torque assembly lubricant every kit depends on. Every product is filterable by year, make, model, and engine platform so the correct fastener kit ships the first time. Black Ops Auto Works carries 812 ARP Head Studs SKUs across 8740 chromoly and ARP2000 alloy options. What This Collection Covers ARP head studs replace factory head bolts with precision-machined threaded studs that thread into the block and allow the nut to be torqued concentrically on a stationary fastener, producing more even and repeatable clamping force across the entire head gasket surface than a factory head bolt design. This collection focuses on the internal engine fasteners that hold the ...
View ARP Head Studs Products
Cylinder head components and engine internals for performance builds and OE service are stocked at Black Ops Auto Works. Shop complete cylinder heads, head gaskets, head stud and bolt kits, rocker arms, lifters, camshaft and lifter kits, rotating assemblies, and main stud and bolt kits for LS, LT, HEMI 5.7/6.1/6.4, Coyote, Cummins, Powerstroke, VW/Audi turbo, Subaru, Nissan, and import platforms. Every product is filterable by year, make, model, trim, engine, and drivetrain so the correct part ships the first time. Black Ops Auto Works carries 972 Head Components SKUs across component type, engine platform, and bore or gasket specification. What This Collection Covers Head Components groups together the parts that live at and around the cylinder head, the area of the engine most affected by heat, combustion pressure, and clamping load. This includes complete heads, head gaskets, head studs and bolts, rocker arms, lifters, camshaft and lifter kits, main stud and bolt kits, and ro...
View Head Components Products
Head Stud and Bolt Kits for LS, Gen III Hemi, Coyote and Ford Modular, Toyota 2JZ, Nissan RB26, Subaru EJ, Honda K-series, Mitsubishi 4G63, VW 1.8T, and Power Stroke applications are stocked at Black Ops Auto Works. Shop ARP head studs, head bolts, L19 studs, Custom Age 625+ studs, Pro Series hardware, cylinder head fasteners, MLS gasket support, and boosted engine hardware for proven street, drag, road course, and high horsepower engine builds. Every product is filterable by year, make, model, trim, engine, and drivetrain so the correct part ships the first time. Black Ops Auto Works carries 199 head stud and bolt SKUs across the fitments and build levels enthusiasts actually use. What Head Stud and Bolt Kits Cover This collection includes cylinder head stud kits, head bolt kits, nuts, washers, and high-strength fastening solutions for stock rebuilds, boosted street engines, race engines, and diesel performance applications. The correct fastener supports reliable head gasket cl...
View Head Stud & Bolt Kits Products
Volkswagen parts and accessories for Golf, GTI, Golf R, Jetta, Passat, Tiguan, Atlas, Beetle, CC, e-Golf, and I.D. Buzz are stocked at Black Ops Auto Works. Shop lowering springs, coilovers, sway bars, control arm bushings, brake pads, brake rotors, brake kits, cat-back exhaust systems, control arms, flexlines, and floor mats for MK3 through MK8 platforms and the 8V/8Y Audi-shared chassis. Every product is filterable by year, make, model, trim, engine, and drivetrain so the correct part ships the first time. Black Ops Auto Works carries 875 Volkswagen SKUs across suspension, brakes, exhaust, and interior categories. What This Collection Covers Volkswagen has sold Golf, GTI, Jetta, Passat, Tiguan, and Atlas models across several generations in the United States, and suspension, brake, and exhaust fitment changes with each chassis update. This collection groups parts confirmed to fit the correct MK generation and engine so MK3 8V owners, MK6 Jetta owners, and current MK7/MK8 Golf ...
View Volkswagen Products