09/03/2011
For any Mopar enthusiast, the heart of their cherished vehicle is, without doubt, its engine. Whether you're restoring a classic muscle car, reviving a vintage truck, or simply seeking a reliable replacement for your daily driver, the decision to opt for a remanufactured engine often presents itself as a wise and cost-effective solution. But with so many options available, how does one navigate the market to find a supplier that truly stands out, especially when it comes to the unique demands of a Mopar powerplant? This guide aims to shed light on key players and what makes a remanufactured engine truly exceptional.
Choosing a remanufactured engine over a complete rebuild or a used unit offers several compelling advantages. A professionally remanufactured engine means that the core components have been meticulously inspected, machined, and replaced to meet or exceed original factory specifications. This process ensures that you're receiving an engine that is as close to new as possible, but at a fraction of the cost. It bypasses the uncertainties of a used engine and often provides a more consistent, higher-quality outcome than a typical local rebuild, which can vary wildly in expertise and component quality. Furthermore, reputable remanufacturers typically offer comprehensive warranties, giving you peace of mind that your investment is protected.
What to Look for in a Remanufactured Engine Supplier
When you're in the market for a remanufactured engine, especially one as specific as a Mopar, several factors should guide your decision-making process. These considerations ensure you get a high-quality product that meets your needs and expectations:
- Quality Control & Process: A top-tier remanufacturer will have a stringent, multi-stage quality control process. This includes thorough cleaning, Magnafluxing for cracks, precise machining, and the replacement of all wear components with new or reconditioned parts that meet OEM standards. Look for companies that provide insight into their remanufacturing programme.
- Warranty: This is paramount. A generous and comprehensive warranty signifies a manufacturer's confidence in their product. Pay attention to the length of the warranty, mileage limits, and what it covers. Some offer extensive warranties, such as 7 years or 100,000 miles, which is a strong indicator of reliability.
- Customer Service & Technical Support: Excellent customer service, knowledgeable sales representatives, and readily available technical support are invaluable. You want a company that communicates clearly, answers all your questions, and assists you throughout the purchasing and installation process.
- Specialisation & Expertise: While some companies offer a broad range of engines, those with specific expertise in Mopar engines may understand the nuances of these powerplants better, leading to superior performance and longevity.
- Timeliness & Delivery: Efficient order processing and prompt, safe delivery are crucial, especially if your vehicle is off the road. Look for companies known for sticking to their estimated timelines and packaging engines securely.
S&J Engines: A Strong Contender for Your Mopar
Based on extensive feedback from a wide array of customers, S&J Engines consistently emerges as a highly recommended choice for remanufactured units, including various Mopar applications. Customers frequently laud their exceptional customer service, the robust quality of their engines, and their reliable warranty support. For instance, one Mopar owner, Jason C., expressed immense satisfaction with his "rusted 400ci Mopar block remanufactured by S&J," stating he "couldn't be happier with the results, the performance and the experience with them." Another user, Frozen-Sunset, enthusiastically noted, "Got the 5.9 RUMBLING again! These people built me a block that has held up to everything!" This highlights their capability with diverse Mopar engine sizes.
S&J's commitment to quality is evident in recurring comments about their "100% quality product" and engines "running like new." Rich W., a repeat customer, confidently states, "This is the fifth engine I've purchased from S&J. I have extreme confidence in their product, and they've always provided top-notch customer service." This speaks volumes about their consistency. Their sales and support staff, including individuals like Dennis, Ryan, Dan, and Scott, are frequently praised for their knowledge, courtesy, and willingness to go "above and beyond" to ensure customer satisfaction. Whether it's guiding a buyer through the process, answering detailed technical questions, or resolving a warranty issue swiftly, the consensus is overwhelmingly positive. Their warranty, often cited as among the best in the industry, provides significant assurance. Customers appreciate their transparency and efficiency, with orders frequently being shipped quickly and arriving ahead of schedule, packaged with extreme care to ensure a smooth installation process. S&J's long-standing presence and high volume of satisfied customers, including marine mechanics who have installed 'several Mercruiser, Chrysler, and Marine power replacement engines with S&J rebuilds,' further cement their reputation as a reliable and trustworthy remanufacturer for a wide range of applications, including Mopar.
Proformance Unlimited / Custom Crate Engines: Mopar Performance Specialists
Whilst S&J Engines offers a broad and highly-regarded remanufacturing service that includes Mopar, for those specifically seeking a high-performance Chrysler or Mopar engine, Proformance Unlimited (Custom Crate Engines) positions itself as a dedicated specialist. They boast a particular focus on building powerful Chrysler engines, catering to enthusiasts looking to significantly upgrade their vehicle's output.
Proformance Unlimited offers both small block (318 & 360) and big block (383, 400 & 440) Mopar crate engine packages that are "drop-in ready." Their unique selling proposition lies in their ability to deliver a perfect balance of performance and originality. This is particularly appealing for restoration projects where the owner desires increased horsepower without sacrificing the authentic appearance of the engine bay. They highlight a "vast array of performance parts available" to transform a mild "grocery getter" into a "wild tire smoking stroker engine with high horse power."
Their customisation capabilities mean they can tailor an engine to your specific needs, whether it's a slight power bump for improved drivability or a major upgrade for track performance. For those restoring an early Chrysler engine, they can enhance horsepower whilst maintaining the original look, which is a significant advantage for purists. Their focus is clearly on delivering the thrill of driving a high-performance Chrysler engine, making them a go-to for bespoke Mopar builds.
Choosing Your Mopar Engine Builder: A Comparative Insight
When it comes to selecting the right remanufacturer for your Mopar engine, both S&J Engines and Proformance Unlimited/Custom Crate Engines present compelling options, albeit with slightly different focuses. Your ultimate choice will depend on your specific needs:
If you're looking for a reliably remanufactured standard replacement engine for a wide variety of vehicles, including Mopar models, backed by an outstanding warranty and customer service, S&J Engines appears to be an excellent all-rounder. Their reputation for consistent quality across many engine types and their exemplary customer support makes them a safe and trusted choice.
However, if your primary goal is to build a high-performance Mopar engine, whether it's a small block 318 or a big block 440, with custom specifications and an emphasis on power output, Proformance Unlimited/Custom Crate Engines seems to be the specialist you need. Their expertise lies in pushing the boundaries of Mopar performance whilst offering the flexibility for customisation, even down to preserving an original aesthetic.
Key Features at a Glance:
| Feature | S&J Engines | Proformance Unlimited / Custom Crate Engines |
|---|---|---|
| Primary Focus | General Remanufacturing & Replacement Engines | Performance & Custom Chrysler/Mopar Engines |
| Mopar Engine Types | Various (e.g., 400ci, 5.9L, AMC engines) | Small Block (318, 360), Big Block (383, 400, 440) |
| Key Strength | Exceptional Customer Service, Broad Engine Range, Strong Warranty | Mopar Performance Specialisation, Custom Builds, Originality Preservation |
| Customisation | Standard remanufacturing, some specific builds | Extensive performance upgrades, aesthetic customisation |
| Customer Feedback | Overwhelmingly positive for service, quality, and warranty | Focus on powerful, bespoke Mopar builds |
Frequently Asked Questions About Remanufactured Engines
What exactly is a remanufactured engine?
A remanufactured engine is not simply a 'repaired' or 'rebuilt' engine. It's an engine that has been completely disassembled, cleaned, inspected, and then reassembled with new or reconditioned parts that meet or exceed the original equipment manufacturer (OEM) specifications. Key components like crankshafts, camshafts, and cylinder heads are often machined to precise tolerances, and all wear parts, such as pistons, rings, bearings, gaskets, and seals, are replaced with new components. This process ensures the engine performs like new, offering superior reliability and longevity compared to a simple rebuild.
How long do remanufactured engines typically last?
With proper installation and regular maintenance, a high-quality remanufactured engine can last as long as, or even longer than, a new engine. Many reputable remanufacturers offer warranties ranging from 3 years/36,000 miles up to an impressive 7 years/100,000 miles, which is a testament to their expected lifespan. The longevity also depends heavily on the driving conditions, vehicle use, and adherence to the manufacturer's recommended service schedule.
What's the difference between a remanufactured and a rebuilt engine?
The terms are often used interchangeably, but there's a significant distinction. A 'rebuilt' engine typically involves replacing only worn or broken parts as needed, often by a local mechanic. The quality can vary widely depending on the parts used and the expertise of the rebuilder. A 'remanufactured' engine, by contrast, undergoes a much more rigorous, factory-level process. It involves complete disassembly, thorough inspection of all components, machining back to OEM specifications, and replacement of all wear components with new parts, ensuring consistent quality and performance across all units.
Do remanufactured engines come with a warranty?
Yes, reputable remanufacturers almost always offer a warranty. The scope and duration of the warranty can vary, but it's a critical factor to consider. A strong warranty demonstrates the manufacturer's confidence in their product and provides peace of mind. As noted, some companies offer industry-leading warranties, which can be a significant advantage.
Can I get a custom Mopar engine with more horsepower?
Absolutely. While standard remanufactured engines aim to restore original performance, specialist builders like Proformance Unlimited (Custom Crate Engines) focus on custom performance builds. They can take your Mopar engine and enhance it with performance camshafts, cylinder head modifications, stroker kits, and other upgrades to significantly increase horsepower and torque, often while retaining the engine's original aesthetic for classic restorations.
Ultimately, the best remanufactured Mopar engine is one that perfectly matches your specific requirements, whether that's a reliable, long-lasting replacement or a bespoke, high-performance powerhouse. Both S&J Engines and Proformance Unlimited (Custom Crate Engines) have demonstrated their capabilities and garnered significant customer approval in their respective areas of expertise. By prioritising a comprehensive warranty, rigorous quality control, and excellent customer support, you can confidently invest in an engine that will bring your Mopar back to life, rumbling down the road with renewed vigour.
If you want to read more articles similar to Unleashing Power: Top Remanufactured Mopar Engines, you can visit the Engines category.