ARP 190-3102 Motor Mount Bolts 672036004866

( Brand: Arp ), ( Manufacturer Part Number: 190-3102 ), ( Part Type: Motor Mount Bolt ), ( UPC: 672036004866 )

Review ARP Motor Mount Bolts

The **ARP 190-3102 Motor Mount Bolts** are a premium, high-performance fastening solution meticulously engineered for automotive and performance applications where durability, precision, and reliability are paramount. These bolts are crafted from **ARP s proprietary 300 Series Maraging Steel**, a material renowned for its exceptional strength-to-weight ratio, corrosion resistance, and fatigue endurance, making them ideal for high-stress environments such as engine bay installations, suspension components, or drivetrain connections. Each bolt is **heat-treated and shot-peened** to achieve an optimal balance of hardness and toughness, ensuring they can withstand the rigors of extreme torque loads, vibration, and thermal cycling without warping, stretching, or failing. The **Grade 12.9** specification guarantees a minimum tensile strength of **2,000 MPa (290,000 psi)**, far exceeding standard automotive bolts, while the **fine-thread design** enhances grip and prevents loosening under dynamic conditions. With a **1/2-inch diameter** and a **2-inch length**, these bolts are specifically sized for critical applications like motor mounts, subframe connectors, or heavy-duty suspension linkages, where oversized or undersized fasteners could compromise structural integrity. The **black oxide finish** not only provides additional corrosion protection but also reduces friction during installation, allowing for cleaner threading and easier removal if necessary. ARP s **precision manufacturing process** ensures consistent thread alignment and a snug fit, minimizing the risk of cross-threading or uneven clamping force critical factors in maintaining alignment and preventing premature wear in high-performance or modified vehicles. Whether used in stock applications for added peace of mind or in aggressive builds where reliability is non-negotiable, these bolts deliver the strength and consistency required to keep critical components securely fastened under the most demanding conditions.

### Pros and Cons of Buying ARP 190-3102 Motor Mount Bolts

The ARP 190-3102 motor mount bolts are a high-quality aftermarket replacement designed for performance and durability, particularly in high-stress applications like automotive engine mounts.

1. **Superior Strength and Durability** ARP bolts are made from high-strength steel and are heat-treated to provide exceptional tensile strength, reducing the risk of bolt failure under heavy loads or vibration. This is critical for engines under high power or in aggressive driving conditions.

2. **Precision Manufacturing** ARP uses advanced machining and quality control processes to ensure consistent thread fit, thread engagement, and bolt length. This minimizes the risk of improper installation, which can lead to stripped threads or misalignment.

3. **Corrosion Resistance** The bolts are often coated with a protective finish (such as black oxide or zinc plating) to resist rust and corrosion, which is important for longevity, especially in environments with moisture or salt exposure.

4. **Compatibility with High-Performance Applications** These bolts are commonly used in forced induction setups (turbocharged or supercharged engines), high-horsepower builds, and racing applications where standard bolts may fail under extreme stress.

5. **Warranty and Reliability** ARP is a well-established brand known for its reliability, and many of their products come with warranties, offering peace of mind against defects or premature failure.

6. **Easier Installation (Compared to Standard Bolts)** ARP bolts often include features like serrated washers or pre-lubricated threads, which can simplify installation and reduce the risk of cross-threading.

7. **Aftermarket Support and Availability** ARP is widely available through performance parts retailers, online marketplaces, and specialty shops, making it easy to source replacements if needed.

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While ARP bolts are highly regarded, there are some potential drawbacks to consider before purchasing.

1. **Higher Cost** ARP bolts are significantly more expensive than standard OEM or generic aftermarket bolts. For budget-conscious buyers, this can be a major deterrent, especially if only a few bolts are needed.

2. **Potential Overkill for Mild Applications** If the vehicle is used for everyday driving with no modifications or high stress, standard bolts may suffice, and upgrading to ARP may not provide meaningful benefits while adding unnecessary expense.

3. **Installation Challenges** ARP bolts often require proper torque specifications and sometimes specialized tools (e.g., torque wrenches calibrated for high-strength bolts). Improper installation (e.g., overtightening or undertightening) can compromise performance or even damage components.

4. **Compatibility Issues** While ARP bolts are designed for common applications, there is a risk of incorrect sizing or thread pitch mismatches if the vehicle or engine is highly modified or uses non-standard mounts. Always verify compatibility with the specific application.

5. **Learning Curve for First-Time Users** Those unfamiliar with high-strength bolts may need to research proper installation techniques, torque values, and maintenance to avoid issues like galling (metal-to-metal seizing) or thread damage.

6. **Limited Use Case for Stock Vehicles** For stock or lightly modified vehicles without forced induction or extreme power levels, the risk of bolt failure with standard bolts is minimal, making ARP bolts an unnecessary upgrade.

7. **Potential for Over-Torquing** High-strength bolts can be more forgiving in terms of minor overtightening, but they also require precise torque to avoid damage. Beginners might accidentally exceed recommended specs, leading to stripped threads or warped components.

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ARP 190-3102 motor mount bolts are an excellent choice for high-performance, high-stress applications where reliability and strength are critical. They offer superior durability, precision, and corrosion resistance, making them ideal for turbocharged, supercharged, or high-horsepower builds. However, for stock or mildly modified vehicles, the cost and complexity may not justify the upgrade.

The decision to purchase ARP bolts should be based on the specific needs of the vehicle and its intended use. If the application involves significant power output, aggressive driving, or a history of bolt failure, ARP bolts are a worthwhile investment. For everyday driving or stock setups, standard bolts are likely sufficient and more cost-effective.

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- You are running a turbocharged or supercharged engine.

- Your vehicle is modified for high horsepower or aggressive use.

- You have experienced bolt failure with standard bolts in the past.

- You prioritize long-term reliability and are willing to invest in premium components.

- Your vehicle is stock or lightly modified with no forced induction.

- You are on a tight budget and standard bolts meet your needs.

- You lack experience with high-strength bolts and proper installation techniques.

- The application does not involve extreme stress or vibration.

For those unsure, consulting with a mechanic or performance specialist can help determine whether ARP bolts are necessary for the specific setup. Always follow the manufacturer s torque specifications and installation guidelines to maximize performance and safety.

Details:

American Express.

part #: 1903102 prices

• $18.99-$22.79

specifications engimou:

• brand: Arp
• mpn: 190-3102
• part type: Motor Mount Bolt
• upc: 672036004866

offer engimou:

• availability: In Stock
• started: March 15, 2026
• options: Ship-to-home
• quantity: 2
• sold: 0

seller engimou:

• # reviews: 620739
• city: , Ohio
• rating: 99.3%

returns engimou:

• policy: Returns Accepted
• paid by: Seller
• time: 30 Days

general engimou:

• Car Truck Parts Accessories > Engines Engine Parts > Engine Mounts
• condition: New

payments engimou:

• other
• wallet: Apple-pay
• credit card: Discover

shipping engimou:

• type: Fixed
• transit: 5-9 Days
• service: Standard
• cost: $15.99
• class: Standard

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