0 ratings
March Performance Serpentine Crankshaft Pulley for Small Block Chevy Engines with Long Water Pump
Item #: 84723819

March Performance Serpentine Crankshaft Pulley for Small Block Chevy Engines with Long Water Pump

Item #: 84723819

€ 103

Price Details

Excluding Shipping & Custom charges ( Shipping and custom charges will be calculated on checkout )

*All items will import from US

0 ratings Write a review
In stock
us Imported from USA store

QTY:

This product is not Fulfilled by Ubuy and can take minimum 10 days in delivery. We might cancel the product from the order and refund you if any issue arise with the delivery of this product.
Our Top Logistics Partners
  • fedex
  • dhl
U-Care Warranty:
None
Select a Plan
fast shipping

Fast
Shipping

free return

Free
Return*

secure packaging

Secure Packaging

100% original products

100% Original Products

pci-dss

PCI DSS Compliance

iso certified

ISO 27001 Certified


paypal payment
visa payment
mastercard payment
Note: Step 1 Voltage Transformer required for using electronics products of US store (110-120). Recommended power converters Buy Now.

What Stands Out

Precision Engineering
Crafted with meticulous attention to detail, this crankshaft pulley ensures optimal alignment and performance, reducing wear on engine components for a longer lifespan.
Enhanced Performance
Designed specifically for small block Chevy engines, this pulley improves engine efficiency and accelerates response time, allowing for quicker throttle reactions during performance drives.
Durable Construction
Made from high-quality materials, this pulley withstands extreme conditions, providing reliability and longevity, making it an essential upgrade for any serious automotive enthusiast.

Product Details

Shop March Performance Serpentine Crankshaft Pulley for Small Block Chevy Engines with Long Water Pump online at a best price in Mayotte. B000PHFCME
Item Weight8 lbs (3.63 kg)

Who Should Buy?

Suitable For
  • Performance Enthusiasts

    This pulley enhances engine efficiency and performance, making it ideal for those modifying or upgrading their small block Chevy.

  • Restoration Projects

    Ideal for classic car restorations, ensuring compatible and efficient operation with long water pumps found in vintage vehicles.

  • Engine Builders

    Engine builders looking for reliable components will find this serpentine pulley suitable for improved belt alignment and durability.

Not Suitable For
  • Short Water Pump Users

    Not suitable for vehicles equipped with short water pumps, as it requires specific dimensions for proper installation.

  • Budget-Conscious Buyers

    May not be the best choice for those seeking low-cost solutions, as it is designed for performance rather than budget.

  • Non-Chevy Owners

    Those without small block Chevy engines will find this product incompatible, thus missing out on its intended benefits.

Product Description

March Performance Serpentine Crankshaft Pulley for Small Block Chevy Engines with Long Water Pump

Have any Query? Chat with us

Customer Questions & Answers

  • Question: What is the Performance 6381 Serpentine Pulley Conversion Kit designed for?

    Answer: The Performance 6381 Serpentine Pulley Conversion Kit is specifically designed for Small Block Chevy engines. It converts the traditional V-belt system to a more efficient serpentine belt setup. This upgrade enhances power delivery and improves the overall performance of your engine by providing a smoother, more consistent grip on the accessories. Many enthusiasts choose this kit to modernize their engine bay, achieving better aesthetics while benefiting from increased efficiency.
  • Question: How does the serpentine system improve engine efficiency?

    Answer: The serpentine system improves engine efficiency by utilizing a single belt to drive multiple accessories, reducing the number of components and overall weight. This streamlined design leads to less friction and energy loss, therefore enhancing the engine's power output. By maintaining tension more effectively, the serpentine system also minimizes slippage that is common with multiple V-belts. This means your engines can run smoother and work harder without wasting power.
  • Question: Can this kit be installed on any Small Block Chevy model?

    Answer: While the Performance 6381 Serpentine Pulley Conversion Kit is designed for Small Block Chevy engines, it is essential to ensure compatibility with your specific model and year. Some modifications might be required depending on the engine's configuration and the existing accessory layout. It's advisable to consult the product documentation and any online installation guides to confirm that this conversion kit suits your engine setup, ensuring you achieve optimal performance and finish.
  • Question: What components are included in the Performance 6381 kit?

    Answer: The Performance 6381 Serpentine Pulley Conversion Kit typically includes pulleys, a serpentine belt, tensioner, and necessary hardware for installation. Some kits may also have additional brackets to support components like alternators or power steering pumps. By providing all essential parts, this kit ensures you have everything you need for a successful conversion. This all-in-one approach minimizes the hassle of sourcing individual components separately, saving both time and effort.
  • Question: Is it difficult to install the Performance 6381 kit?

    Answer: The installation of the Performance 6381 Serpentine Pulley Conversion Kit can range from moderate to advanced, depending on your mechanical skills. While DIY enthusiasts with basic tools may find it manageable, those unfamiliar with engine modifications may need assistance from a professional mechanic. Clear instructions typically accompany the kit, aiding in the installation process and helping you complete the upgrade efficiently. Real-world experiences often highlight the satisfaction of a successful DIY project.
  • Question: What are the performance benefits of switching to a serpentine belt?

    Answer: Switching to a serpentine belt system provides several performance benefits, including improved efficiency, reduced weight, and a more compact design compared to traditional V-belt setups. This results in better accessory engagement and less wear over time. Additionally, the serpentine system reduces maintenance needs since it has fewer belts that can require adjustment. Enthusiasts report noticeable power gains and smoother operation, especially in high-performance applications where reliability is critical.
  • Question: Does this kit require any special tools for installation?

    Answer: For the installation of the Performance 6381 Serpentine Pulley Conversion Kit, basic hand tools like sockets, wrenches, and possibly a torque wrench are typically sufficient. However, specialty tools may be required depending on your engine's specific accessories. Most installations can be achieved using common garage tools, which makes it accessible for many DIYers. It's always a good practice to review the installation instructions thoroughly to prepare the necessary tools for a seamless process.
  • Question: Can I use my existing accessories with this conversion kit?

    Answer: In many cases, the Performance 6381 Serpentine Pulley Conversion Kit allows the use of existing accessories such as alternators, power steering pumps, and water pumps, but it largely depends on their compatibility with the new serpentine setup. The kit is designed to work with common accessories from Small Block Chevy engines, however, if modifications are necessary, the installation guide will provide insights on what can be adjusted or replaced. Verify your accessory compatibility before proceeding to ensure optimal function and fit.
  • Question: What improvements can I expect in terms of engine aesthetics?

    Answer: Upgrading to the Performance 6381 Serpentine Pulley Conversion Kit can significantly enhance your engine's aesthetics. The sleek design and modern look of the serpentine system can transform an older engine bay into a visually appealing centerpiece. The single, streamlined belt reduces clutter compared to traditional multiple V-belts, giving your engine a cleaned-up appearance that stands out at car shows or meets. Many enthusiasts appreciate the blend of performance and style this conversion offers.
  • Question: Where can I buy the Performance 6381 Serpentine Pulley Conversion Kit for Small Block Chevy?

    Answer: You can buy the Performance 6381 Serpentine Pulley Conversion Kit for Small Block Chevy at Ubuy. Ubuy provides a platform where you can find this conversion kit along with a variety of other automotive products. Simply search for the kit on their site to explore your options, check availability, and facilitate your purchase in Mayotte.

MarchPerformance Pulleys Editorial Review

No editorial reviews found

Customer Reviews & Ratings

5.0
1 customers ratings
  • 5 Star
    100%
  • 4 Star
    0%
  • 3 Star
    0%
  • 2 Star
    0%
  • 1 Star
    0%

Review this product

Share your thoughts with other customers

Platform Trust & Buyer Confidence

trustpilot logo
4.3/5 9,000 + reviews
Read reviews
MT
Mohd
Verified buyer

“The product received very good packaging & safe…Thank You”

16 June 2026 · via Trustpilot
SJ
Shawati
Verified buyer

“Accurate delivery timing given”

16 June 2026 · via Trustpilot
YB
Youcef
Verified buyer

“Not madly expensive like I thought, and much quicker than promised.”

15 June 2026 · via Trustpilot
LM
Leila
Verified buyer

“Never dealt with Ubuy before, but everything worked out great. Seamless cross border purchasing and shipping. Thanks!”

6/7/2026 · via Trustpilot
KA
Kwame
Verified buyer

“The process was smooth, with clear communication and timelines. This was my 1st purchase and I am really impressed. I will definitely be coming back.”

12 June 2026 · via Trustpilot
Secure Checkout Global Delivery Easy Returns Genuine Products

Product Price History

Important information

  • Limitations : For products shipped internationally, please note that any manufacturer warranty may not be valid; manufacturer service options may not be available; product manuals, instructions, and safety warnings may not be in destination country languages; the products (and accompanying materials) may not be designed in accordance with destination country standards, specifications, and labeling requirements; and the products may not conform to destination country voltage and other electrical standards (requiring use of an adapter or converter if appropriate). The recipient is responsible for assuring that the product can be lawfully imported to the destination country. When ordering from Ubuy or its affiliates, the recipient is the importer of record and must comply with all laws and regulations of the destination country.
  • Not all the products listed on Ubuy are for sale, as Ubuy is a global search engine. Products are subject to export/trade regulations.