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SKU: 201-4701 | UPC: 672036651053
ARP BMW 3.0L B58 12pt ARP2000 Head Stud Kit (2016+ Models)
ARP 201-4701 head stud kit replaces factory bolts on BMW 3.0L B58 turbo engines in 2016+ 340i 440i M240i 540i M40i Z4 and 2020+ Toyota GR Supra. These studs deliver consistent clamping force to maintain head gasket seal under high cylinder pressures from tuning boost or nitrous. Ideal for engines pushing beyond stock power levels.
Key Features
- ARP2000 Alloy Construction: Rated at 200,000 psi tensile strength minimum for repeated high-stress cycles without failure
- 12-Point Nut Design: Ensures positive wrench engagement to avoid cam-out during tight torquing
- Hard Anodized Aluminum Washers: Evenly spread load across head and block surfaces to prevent galling
- Black Oxide Finish: Shields against rust and corrosion in harsh engine environments
- Complete 10-Stud Kit: Includes studs nuts and washers precisely sized for B58 cylinder head installation
Product Notes
- Designed for high-horsepower B58 builds over 500 wheel horsepower
- Torque with ARP Ultra-Torque assembly lube for accurate preload
- Ships in protective ARP plastic case for safe handling
Installation Notes
- Professional installation recommended.
- Chase cylinder head bolt holes with ARP thread chaser before install
- Compatible with OEM or aftermarket multi-layer steel head gaskets
This Part Fits
| Year | Make | Model | Submodel |
|---|---|---|---|
| 2016-2019 | BMW | 3 Series | 340i |
| 2017-2020 | BMW | 4 Series | 440i |
| 2017-2021 | BMW | 2 Series | M240i |
| 2017-2023 | BMW | 5 Series | 540i |
| 2018-2023 | BMW | X3 | M40i |
| 2018-2023 | BMW | X4 | M40i |
| 2019-2023 | BMW | Z4 | M40i |
| 2020+ | Toyota | GR Supra | 3.0L |
Why Choose ARP?
- Proven in NHRA Top Fuel and Formula 1 racing applications
- Engineered with exact thread fit for BMW B58 tolerances
- Backed by lifetime warranty against stud breakage
Frequently Asked Questions
-
Q: Will this kit fit 2020+ Toyota GR Supra B58?
A: Yes ARP 201-4701 directly replaces OEM head bolts on all 2020+ Toyota GR Supra 3.0L B58 models -
Q: What material are the studs made from?
A: Premium ARP2000 proprietary alloy with minimum 200,000 psi tensile strength and 40 Rockwell hardness -
Q: What is the warranty and torque specs?
A: Lifetime warranty on fatigue failure. Follow ARP instructions: main studs torqued to 85 ft-lbs plus 110 degree stretch
Shipping & Handling
- Method: UPS Ground or FedEx Ground
- Availability: In stock - ships same or next business day
- Packaging: ARP plastic organizer case dimensions 2.8 x 7.2 x 12.1 inches
- Weight: 2.15 lbs
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