-4%
Click to zoom in
SKU: 42350-4 | UPC: 807298012001
Manley ARP 2000 Connecting Rod Bolts 3/8"-24 x 1.500" UHL Pack of 4 for Subaru EJ WRX STI Forester XT Legacy GT (2002-2021)
Manley ARP 2000 connecting rod bolts deliver 200,000 psi tensile strength for Subaru EJ engine builds in WRX, STI, Forester XT, and Legacy GT models. These 3/8"-24 cap screws with 1.500-inch under head length provide precise interference fit of 0.0005 to 0.0070 inches for rod cap alignment and structural integrity under boost and high RPM. Engineered for track and street performance, this pack of 4 secures two rods in Manley 14024 H-beam setups.
Key Features
- ARP 2000 Alloy Steel: Rated at 200,000 psi tensile strength to withstand extreme cylinder pressures in turbocharged EJ engines
- 3/8"-24 Thread and 1.500" UHL: Exact dimensions ensure proper stretch and clamping force for consistent power transfer
- 12-Point Nuts: Included for high-torque fastening with secure retention during aggressive driving
- Interference Fit Design: 0.0005-0.0070 inch range reinforces rod big-end for reliability at redline
- Pack of 4 Bolts + 8 Nuts: Complete hardware secures two connecting rods ready for EJ series assembly
Product Notes
- Direct match for Manley 14024 H-beam connecting rods in EJ18, EJ20, EJ22, EJ25 engines
- Torque to ARP specifications using calibrated stretch gauge for optimal preload
- Part weight 0.35 lbs with compact packaging for fast delivery
Installation Notes
- Professional installation recommended.
- Use ARP moly lube on threads and clean rod bolt holes thoroughly before assembly
- Compatible with Manley 14024 rods. verify engine code like EJ205 or EJ257 for fit
This Part Fits
| Year | Make | Model | Submodel |
|---|---|---|---|
| 2002-2014 | Subaru | WRX | All |
| 2004-2021 | Subaru | STI | All |
| 2004-2013 | Subaru | Forester | XT |
| 2005-2012 | Subaru | Legacy | GT |
Why Choose Manley?
- Proven in high-horsepower Subaru builds for decades of racing success
- ARP 2000 material sets industry standard for rod bolt durability
- Precision machined for zero tolerance fit in performance EJ engines
Frequently Asked Questions
-
Q: Will these bolts fit my EJ257 STI engine with Manley 14024 rods?
A: Yes, designed specifically for Manley 14024 H-beam rods in EJ257 and other EJ-series engines including EJ205, EJ20, EJ25 -
Q: What material are these rod bolts made from?
A: Forged ARP 2000 alloy steel with 200,000 psi tensile strength and 12-point nuts for maximum clamping under load -
Q: Do I need special tools for installation?
A: ARP torque wrench and stretch gauge recommended. all hardware including nuts included for immediate use
Shipping & Handling
- Method: UPS Ground or USPS Priority
- Availability: In stock - ships same or next business day
- Packaging: Secure box 5.00 x 8.30 x 0.60 inches
- Weight: 0.35 lbs
Head Components
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 & Bolt Kits
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
Manley Performance
Manley Performance is a New Jersey-founded engine internals manufacturer stocked at Black Ops Auto Works, supplying forged pistons, connecting rods, valves, and crankshafts across domestic and import platforms. Shop Manley H-Beam and H-Tuff connecting rods, Race Master Series valves, forged crankshafts, and valve springs for Ford Modular and Coyote, Chrysler HEMI, Subaru EJ and FA, Nissan SR20 and 2JZ, Honda B and H-series, and Mitsubishi 4B11T and Mazda MZR platforms. Every product is filterable by year, make, model, and engine code so the correct part ships the first time. Black Ops Auto Works carries 270 Manley Performance SKUs across pistons, rotating assembly, and valvetrain components. About Manley Performance Founded in 1966 by Hank Manley as Manley Speed Equipment, Manley Performance has grown into one of the most established names in high-performance engine internals. From grassroots drag racing roots in New Jersey to a second manufacturing facility in Orange, Californi...
View Manley Performance Products