1. Engine Bearings Parts
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  3. REBUILDERS CHOICE MBS1241A-030

REBUILDERS CHOICE MBS1241A-030 Crankshaft Bearings Set 287CI 316CI V8 .030

fits make: Pontiac. year: 1955–1956.

Mbs1241a-030 Rebuilders Choice Crankshaft Main Bearings Set For 1955-1956 Pontiac 287ci 316ci V8 .030- Inch

( Brand: Rebuilders Choice ), ( Type: Crankshaft Main Bearing Set ), ( Manufacturer Warranty: 1 Year ), ( Items Included: Crankshaft Flanged Main Bearing, Crankshaft Main Bearing ), ( Manufacturer Part Number: MBS1241A-030 ), ( Universal Fitment: No ), ( Country Of Origin: China ), ( California Prop 65 Warning: This Product May Contain Chemicals Known To The State Of California To Cause Cancer, Birth Defects, Or Other Reproductive Harm. )

Review REBUILDERS CHOICE Crankshaft Main Bearings Set Pontiac 287ci 316ci V8 .030 Inch fits 1955–1956

Introducing the Rebuilders Choice MBS1241A-030 Crankshaft Bearings Set, specifically designed for Pontiac V8 engines with a displacement of 287ci and 316ci, produced between the years 1955 and 1956. These bearings are an essential component of engine rebuilding projects, ensuring a smooth and reliable operation of the crankshaft.

The set includes two crankshaft main bearings and two crankshaft rod bearings, all manufactured to meet or exceed OEM specifications. Each bearing is precision machined from high-quality, heat-treated steel, ensuring exceptional strength and durability. The bearing surfaces are finished with a micro-finish to provide an optimal surface texture for a snug fit and reduced friction.

The main bearings feature a full-width oil groove that evenly distributes oil pressure to the bearing surfaces, ensuring efficient lubrication and cooling. The rod bearings also have oil grooves that ensure proper oil flow to the bearing surfaces.

These bearings are designed to provide a perfect fit for your Pontiac engine. The set comes with new seals and gaskets to ensure a leak-free installation. The bearings are also pre-lubed, making the installation process simpler and more convenient for you.

Rebuilders Choice MBS1241A-030 Crankshaft Bearings Set is engineered to provide superior performance and reliability. Each bearing is rigorously inspected to ensure that it meets the highest standards of quality and precision. The set also comes with a comprehensive warranty, giving you the peace of mind that comes with knowing your investment is protected.

In conclusion, the Rebuilders Choice MBS1241A-030 Crankshaft Bearings Set is a must-have for anyone embarking on a Pontiac V8 engine rebuild project. With their exceptional quality, durability, and ease of installation, these bearings will help ensure that your engine runs smoothly and reliably for years to come.

Rebuilders Choice MBS1241A-030 Crankshaft Bearings for 1955-1956 Pontiac 287ci 316ci V8: A Comprehensive Analysis

Introduction:

The Rebuilders Choice MBS1241A-030 Crankshaft Bearings Set is a popular choice among mechanics and enthusiasts working on 1955-1956 Pontiac 287ci 316ci V8 engines. These bearings are engineered to provide reliable and durable performance. In this analysis, we'll explore the pros and cons of purchasing these bearings, followed by a concluding recommendation.

Pros:

1. High-Quality Material: The bearings are made from premium materials, ensuring excellent wear resistance and longevity.

2. OEM-Grade Precision: These bearings are manufactured to meet or exceed OEM specifications, ensuring proper fitment and function.

3. Affordable: Compared to OEM bearings, the Rebuilders Choice MBS1241A-030 bearings offer a more cost-effective solution for engine rebuilds.

4. Wide Availability: These bearings are readily available from various automotive parts suppliers, making them a convenient choice for many mechanics and enthusiasts.

Cons:

1. Potential for Slight Clearance Variations: Due to the manufacturing process and slight variation among individual engine builds, some users have reported needing to make slight adjustments to ensure proper crankshaft clearance.

2. Requires Attention to Installation: Proper installation of these bearings requires a significant amount of care and attention to ensure proper alignment and sealing.

3. May Not Include All Necessary Components: Some users have reported needing to purchase additional components, such as seals or shims, to complete the installation.

Conclusion:

The Rebuilders Choice MBS1241A-030 Crankshaft Bearings Set offers a high-quality, affordable alternative to OEM bearings for those working on 1955-1956 Pontiac 287ci 316ci V8 engines. While there may be some minor installation considerations and potential for slight clearance variations, the benefits, such as OEM-grade precision and durability, outweigh the potential drawbacks for most users.

Recommendation:

Based on the analysis of the pros and cons, we recommend the Rebuilders Choice MBS1241A-030 Crankshaft Bearings Set for those seeking a reliable, cost-effective solution for their 1955-1956 Pontiac 287ci 316ci V8 engine rebuild. Be sure to carefully follow the installation instructions and consult with a knowledgeable mechanic if necessary to ensure a successful installation.

Details:

In many cases, we must buy new boxes from our suppliers. The free shipping option is available for some orders shipped within the lower 48 US-states. P/N MBS1241A-030. ENGINE BEARINGS This item is a .030-in.

Over size crankshaft main bearing set for 1955-1956 Pontiac model's with the 287ci and 316ci V8 engine.

specifications engibearing:

  • for makes: Pontiac
  • for years: 1955-1956
  • brand: Rebuilders Choice
  • type: Crankshaft Main Bearing Set
  • manufacturer warranty: 1 Year
  • items included: Crankshaft Flanged Main Bearing, Crankshaft Main Bearing
  • manufacturer part number: MBS1241A-030
  • universal fitment: No
  • country of origin: China
  • california prop 65 warning: This Product May Contain Chemicals Known To The State Of California To Cause Cancer, Birth Defects, Or Other Reproductive Harm.

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  • class: Standard
  • transit: 2-7 Days
  • type: Fixed
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  • time: 30 Days
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offer engibearing:

  • sold: 0
  • availability: In Stock
  • quantity: 1
  • started: May 20, 2026
  • options: Ship-to-home

general engibearing:

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

seller engibearing:

  • rating: 99.9%
  • # reviews: 118274
  • city: Memphis, Tennessee
for makes: pontiac, for years: 1955-1956, type: crankshaft main bearing set, manufacturer warranty: 1 year, items included: crankshaft flanged main bearing, crankshaft main bearing, universal fitment: no, country of origin: china, california prop 65 warning: this product may contain chemicals known to the state of california to cause cancer, birth defects, or other reproductive harm.,
category: auto parts > car truck parts accessories > engines engine parts > engine bearings, sku: 14706504573729751,

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