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  3. SUNNEN TN-40

SUNNEN TN-40 Check Rod Aligner Connecting Bending Bar TN-111

Tn-111 Sunnen Tn-40 Quick-check Rod Aligner Connecting Bending Bar

( Brand: Sunnen ), ( Manufacturer Part Number: TN-40 ), ( Part Type: Check Rod Bar ), ( Country/region Of Manufacture: United States )

Review SUNNEN Quick check Rod Aligner Connecting Bending Bar

Introducing the Sunnen TN-40/TN-111 Quick-Check Rod Aligner with Connecting Bending Bar, a must-have tool for boat owners and mechanics seeking to ensure optimal engine performance and proper rod alignment. This innovative aligner is a two-in-one solution, combining the functionality of a rod aligner and a bending bar, making it an essential addition to your boat maintenance arsenal.

The Sunnen TN-40/TN-111 Quick-Check Rod Aligner is meticulously engineered for ease of use and accuracy. It is designed to accommodate engines with rod lengths ranging from 5 to 8 inches, making it versatile and suitable for a wide array of applications. The aligner features a robust, yet lightweight construction, with a durable anodized aluminum frame and high-quality plastic components.

The connecting bending bar, an integral part of this system, allows for the measurement and correction of rod angle deviations. It is designed to be easily adjustable, enabling you to fine-tune your engine setup for optimal performance. The bending bar is constructed from heavy-duty steel and is precision machined to ensure consistent and reliable measurements.

The Sunnen TN-40/TN-111 Quick-Check Rod Aligner's design facilitates quick and accurate rod alignment checks. It features a user-friendly dial indicator that provides clear, easy-to-read readings, allowing you to quickly assess rod angle deviations and make any necessary adjustments. Its ergonomic design ensures a comfortable grip, while its compact size makes it easy to transport and store.

In summary, the Sunnen TN-40/TN-111 Quick-Check Rod Aligner with Connecting Bending Bar is an indispensable tool for boat owners and mechanics. Its robust construction, versatility, and ease of use make it a valuable investment for those seeking to maintain their engines in peak condition. With this aligner, you'll enjoy the confidence that comes with knowing your engine is running at its best, ensuring a safer and more enjoyable boating experience.

The Sunnen TN-40/TN-111 Quick-Check rod aligner with connecting bending bar is a popular tool used in the marine industry for checking and adjusting engine rod alignment. Here are some pros and cons that may help you make an informed decision about purchasing this device.

Pros:

1. Easy to use: The Sunn TN-40/TN-111 is known for its simplicity and ease of use. It requires no special skills or training to operate, making it a great option for DIY boat owners.

2. Quick and accurate: The aligner provides quick and accurate readings, allowing you to identify any misalignment issues and make adjustments in a timely manner. This can help prevent engine damage and improve performance.

3. Versatile: The Sunn TN-40/TN-111 can be used on a wide range of engines, including inboard, outboard, and sterndrive applications. It can also be used for both two-stroke and four-stroke engines.

4. Durable: The device is built to last, with a sturdy construction that can withstand the rigors of marine use.

Cons:

1. Limited adjustment range: The Sunn TN-40/TN-111 may not be suitable for engines with extreme misalignment issues, as it has a limited adjustment range. In such cases, more advanced aligning tools may be required.

2. Limited compatibility with some engine models: While the Sunn TN-40/TN-111 can be used on a wide range of engines, it may not be compatible with all models. It is essential to check the manufacturer's specifications before purchasing.

3. Requires engine removal for accurate readings: To get accurate readings, the engine must be removed from the boat and placed on a level surface. This can be a time-consuming and labor-intensive process.

Conclusion:

The Sunn TN-40/TN-111 Quick-Check rod aligner with connecting bending bar is an excellent tool for boat owners looking to check and adjust engine rod alignment quickly and accurately. Its ease of use, versatility, and durability make it a popular choice in the marine industry. However, its limited adjustment range and compatibility with some engine models are important considerations. Ultimately, if you are looking for a reliable and user-friendly tool to maintain the alignment of your engine, the Sunn TN-40/TN-111 is worth considering.

Recommendation:

If you are a boat owner looking to check and adjust engine rod alignment, the Sunn TN-40/TN-111 Quick-Check rod aligner with connecting bending bar is a great option to consider. Its ease of use, accuracy, and durability make it an excellent investment for maintaining the performance and longevity of your engine. However, be sure to check the manufacturer's specifications to ensure compatibility with your engine model, and consider the time and resources required for accurate readings.

Details:

USED SUNNEN TN-40 CONNECTING ROD BENDING BAR.

part #: tn40 prices

  • $200.00-$425.00

specifications shopequipm:

  • brand: Sunnen
  • mpn: Tn-40
  • part type: Check Rod Bar
  • country/region of manufacture: United States

payments shopequipm:

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

seller shopequipm:

  • city: New Hampshire
  • rating: 100.0%
  • # reviews: 1160

general shopequipm:

  • condition: Used
  • Automotive Tools Supplies > Shop Equipment Supplies > Other Shop Equipment

shipping shopequipm:

  • type: Fixed
  • service: USPS Ground Advantage
  • class: Standard
  • carrier: USPS
  • transit: 2-6 Days
  • cost: $20.00

returns shopequipm:

  • policy: No Returns

offer shopequipm:

  • availability: In Stock
  • options: Ship-to-home
  • quantity: 1
  • sold: 0
  • started: August 14, 2025
part type: check rod bar, country/region of manufacture: united states,
category: auto parts > tools supplies > shop equipment supplies > shop equipment, sku: 13431829970537611,
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5 offers $200.00–$425.00 USD
  • Used. Offer #1 priced at $425.00 + $0.00 shipping estimate = $425.00* total. Normal usage wear, has some paint loss Sunnen Rod Aligner & Quick Check Aligner Rod Free Ship.FREE SHIPPING
  • Used. Offer #2 priced at $299.99 + $36.99 shipping estimate = $336.98* total. shipping Vintage Sunnen Engine Connecting Rod Aligner See all pics Shipping cost is for the lower U.S.+$36.99 shipping
  • Used. Offer #3 priced at $200.00 + $81.29 shipping estimate = $281.29* total. I only have what you see in the pictures I do not see a model, maybe model ?.+$81.29 shipping
  • Used. Offer #4 priced at $160.00 + $29.45 shipping estimate = $189.45* total. Hard to find original connecting Rod adjustment bar for piston and rod alignment fixture in very good condition.+$29.45 shipping
  • New other (see details). Offer #5 priced at $650.00 + $13.65 shipping estimate = $663.65* total. For Sunnen RI-9000 & Sunnen Rod Aligners.+$13.65 shipping

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