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SKU: 675-1004 | UPC: 672036039912
ARP M12 x 1.75 x 40 12pt Black Oxide Bolts (5/pkg) for Toyota Supra 2JZ-GTE Nissan Skyline RB26DETT Mitsubishi Eclipse 4G63
ARP M12 x 1.75 x 40 12pt black oxide bolts deliver consistent clamping force for engine hardware in performance applications. These bolts fit Toyota Supra 2JZ-GTE Nissan Skyline GT-R RB26DETT Mitsubishi Eclipse GST/GSX 4G63 and similar metric engines. The 12-point head design supports high torque loads during assembly of critical components like mains rockers and accessories.
Key Features
- 12-Point Head: Distributes torque evenly to prevent stripping during high-load assembly
- Black Oxide Finish: Resists corrosion and galling for long-term durability in engine environments
- 8740 Chrome Moly Steel: Forged construction with 200000 PSI tensile strength handles extreme stress
- Precision Thread Rolling: Ensures accurate mating and repeatable clamping loads
- 40mm Length: Matches OEM and ARP kit specs for mains pulley and accessory bolts
Product Notes
- Sold in packs of 5 for convenient replacement in ARP kits
- Apply ARP Ultra-Torque assembly lube for accurate torque values
- Inspect threads before reuse lightweight design aids quick shipping
Installation Notes
- Professional installation recommended.
- Torque to engine-specific values using calibrated wrench and lube
- Works with ARP head main stud kits and metric hardware
This Part Fits
| Year | Make | Model | Submodel |
|---|---|---|---|
| 1993-1998 | Toyota | Supra | 2JZ-GTE |
| 1989-2002 | Nissan | Skyline | GT-R RB26DETT |
| 1990-1999 | Mitsubishi | Eclipse | GST/GSX 4G63T |
| 1995-2005 | Toyota | GS300/GS400 | 2JZ-GE |
| 1998-2005 | Lexus | GS400/IS300 | 2JZ-GE |
Why Choose ARP?
- 50+ years experience supplying Pro Stock NHRA and endurance racing teams
- USA-made with AS9100 quality standards and exacting tolerances
- Extensive testing ensures reliability under 170000+ RPM valvetrain stress
Frequently Asked Questions
-
Q: Which engines use these M12 x 1.75 bolts?
A: Designed for Toyota 2JZ Nissan RB26 Mitsubishi 4G63 and other performance engines requiring M12 x 1.75 x 40mm hardware in mains accessories or kits -
Q: What is the strength rating and material?
A: Forged from 8740 chrome moly steel with 200000 PSI tensile strength and 170000 PSI yield for demanding builds -
Q: What warranty applies?
A: ARP provides limited lifetime warranty against defects in materials or workmanship when used per instructions
Shipping & Handling
- Method: UPS Ground or USPS Priority
- Availability: In stock - ships same or next business day
- Packaging: Compact ARP poly bag in box 3in x 3in x 1in
- Weight: 0.25 lbs
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