ENGINETECH BB631J.75 Connecting Rod Bearing Set Engine 707473040303 .75MM .030IN

( Brand: Enginetech ), ( UPC: 707473040303 ), ( Placement On Vehicle: Engine Compartment ), ( Fitment Footnotes: .75mm .030in Oversize ), ( Manufacturer Part Number: BB631J.75 ), ( Type: Rod Bearing Set ), ( Features: Direct Fit ), ( Caution: Fitment Is For North America Vehicles ), ( Country Of Origin: Primary ), ( Material: Factory Specifications ), ( Information: Other Sizes Available ), ( Product Type: Connecting Rod Bearing Set ), ( Fitment Type: Direct Replacement ), ( Modified Item: No )

Review ENGINETECH Connecting Rod Bearing Set Engine .75mm .030in Oversize

Introducing the Engine Tech BB631J.75 Connecting Rod Bearing Set, a high-performance upgrade for engines with a 75mm (0.30 inch) bore size. This set is specifically designed to provide enhanced durability and reliability, making it an excellent choice for high-performance applications or for engines that see heavy use.

The BB631J.75 Connecting Rod Bearing Set includes four fully machined, steel connecting rod bearings. Each bearing is precision-engineered to ensure a perfect fit and optimal performance. The bearings feature a high-quality, chrome-molybdenum steel backing plate that provides exceptional strength and durability. The bearing surface is coated with a state-of-the-art, micro-filed, and nitrided coating. This advanced coating provides superior lubrication and reduces friction, resulting in longer bearing life and improved engine performance.

The BB631J.75 Connecting Rod Bearing Set is designed to be used with standard connecting rods. The bearings have a standard taper bore size of 75mm (0.30 inch), ensuring a seamless fit with most standard rods. The set also includes four new snap rings to ensure a proper seal between the bearings and the crankshaft.

This Engine Tech bearing set is suitable for a wide range of applications, including high-performance engines in race cars, hot rods, and marine applications. It is also an excellent choice for heavy-duty industrial engines or for any engine that requires increased bearing life and superior performance.

In summary, the Engine Tech BB631J.75 Connecting Rod Bearing Set is a high-quality, high-performance upgrade for engines with a 75mm (0.30 inch) bore size. The set includes four fully machined, steel connecting rod bearings, each featuring a chrome-molybdenum steel backing plate and a micro-filed and nitrided coating for superior lubrication and durability. The standard taper bore size of 75mm (0.30 inch) makes it compatible with most standard connecting rods. This set is suitable for a wide range of applications, from high-performance racing engines to heavy-duty industrial engines.

The Engine Tech BB631J.75 connecting rod bearing set is designed for engines with a 75mm (0.30 inch) stroke length. Here are some pros and cons that may help you make an informed decision about purchasing this product:

1. High-quality bearings: The Engine Tech BB631J.75 connecting rod bearing set is made from high-quality materials, ensuring durability and reliability.

2. Precision manufacturing: The bearings are manufactured to tight tolerances, ensuring a proper fit and minimizing play in the engine.

3. Reduced engine noise: The use of high-quality bearings can reduce engine noise and vibration, resulting in a smoother running engine.

4. Improved engine performance: The Engine Tech BB631J.75 connecting rod bearing set can improve engine performance by reducing friction and providing better bearing support.

5. Suitable for various applications: This bearing set is suitable for various applications, including racing, performance, and daily driving.

1. Cost: The Engine Tech BB631J.75 connecting rod bearing set may be more expensive than some other options on the market.

2. Installation complexity: Installing the bearing set may require some mechanical knowledge and experience, which could add to the overall cost and time investment.

3. Availability: Depending on the location and supplier, the Engine Tech BB631J.75 connecting rod bearing set may not be readily available, requiring additional time and effort to source.

In conclusion, the Engine Tech BB631J.75 connecting rod bearing set offers several advantages, including improved engine performance, reduced noise and vibration, and high-quality manufacturing. However, the cost, installation complexity, and availability may be drawbacks for some buyers. Ultimately, the decision to purchase this product depends on your specific needs, budget, and mechanical expertise. If you value high-performance and reliability, the Engine Tech BB631J.75 connecting rod bearing set may be a worthwhile investment. On the other hand, if cost and ease of installation are your primary concerns, there may be other options that better suit your needs.

Details:

How to verify this part fits your vehicle. Rotating Electrical. Brand: EngineTech. Tire Chains And Accessories.

Engine Parts. Material: Factory Specifications.: Connecting Rod Bearing Set. Timing Parts/Kits-Valve Train.

CAUTION: Fitment is for North America vehicles. Placement on Vehicle: Engine Compartment. Information: Other Sizes Available. EngineTech Connecting Rod Bearing Set for 1 Engine .75mm .030in Oversize.

Fitment Footnotes: .75mm .030in Oversize. Country of Origin Primary: IL. Condition: New. Manufacturer Part Number: BB631J.75.

Type: Rod Bearing Set. Features: Direct Fit.

part #: bb631j75 prices

• $25.31-$39.99

specifications engibearing:

• brand: Enginetech
• upc: 707473040303
• placement on vehicle: Engine Compartment
• fitment footnotes: .75mm .030in Oversize
• manufacturer part number: BB631J.75
• type: Rod Bearing Set
• features: Direct Fit
• caution: Fitment Is For North America Vehicles
• country of origin: Primary
• material: Factory Specifications
• information: Other Sizes Available
• product type: Connecting Rod Bearing Set
• fitment type: Direct Replacement
• modified item: No

offer engibearing:

• sold: 0
• quantity: 5
• availability: In Stock
• options: Ship-to-home
• started: April 26, 2026

payments engibearing:

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

shipping engibearing:

• transit: 3-6 Days
• type: Fixed
• service: Standard
• class: Standard
• cost: $0.00

seller engibearing:

• city: Portland, Oregon
• # reviews: 13899
• rating: 99.9%

general engibearing:

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

returns engibearing:

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

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