SUNNEN EC-3438-4A Hone Honing Mandrel Piston Pin Connecting 1.2 1.3 Rod Diesel Engines

( Brand: Sunnen ), ( Manufacturer Part Number: EC-3438-4A ), ( Part Type: Piston Pin Rod Engine ), ( Country/region Of Manufacture: United States )

Review SUNNEN 1.2 Inch 1.3 Hone Honing Mandrel Piston Pin And Connecting Rod Diesel Engines

The SUNnen EC-3438-4A 1.2/1.3 hone is a specialized honing tool designed for piston pin and connecting rod honing in diesel engines. This mandrel, specifically modeled for 1.2 and 1.3 liter engines, is an indispensable addition to any engine rebuild shop or professional mechanic's toolkit.

The EC-3438-4A is engineered with precision and durability in mind. It boasts a robust design, featuring a high-strength steel construction that ensures longevity and reliability. The mandrel's dimensions are specifically tailored for the piston pins and connecting rods commonly found in diesel engines with a displacement of 1.2 and 1.3 liters.

The hone itself is outfitted with an advanced, abrasive-impregnated, ceramic-aluminum oxide bonded honing stone. This state-of-the-art honing stone provides exceptional cutting ability and long-lasting performance. It effectively removes any machining imperfections, ensuring a smooth, accurate, and precise finish on the piston pin bore and connecting rod bore.

The EC-3438-4A mandrel is designed to be used with standard 1-inch honing machines, making it a versatile addition to your existing tool lineup. Its secure, reliable connection to the hone ensures efficient and consistent honing results.

This mandrel is specifically designed for use in diesel engines, ensuring optimal performance and reducing the risk of damage to the engine components. With its precise dimensions, robust construction, and advanced honing stone, the SUNnen EC-3438-4A 1.2/1.3 hone is an essential tool for any engine rebuilder or professional mechanic working with diesel engines in the 1.2 to 1.3 liter range.

Pros and Cons of Buying Sunnen EC-3438-4A 1.2/1.3 Hone for Diesel Engines: A Detailed Analysis

The Sunnen EC-3438-4A 1.2/1.3 Hone is a popular piston honing tool specifically designed for diesel engines with a 1.2 or 1.3-inch connecting rod bore. This tool is essential for engine rebuilders and mechanics who want to ensure optimal engine performance. In this analysis, we will discuss the pros and cons of investing in the Sunnen EC-3438-4A 1.2/1.3 Hone.

1. Precision Honing: The Sunnen EC-3438-4A 1.2/1.3 Hone uses advanced honing technology to ensure precise bore finishing. The tool is designed to create a perfectly round and smooth honing finish, which is crucial for ensuring proper piston-to-bore clearance and reducing engine wear.

2. Durable and Reliable: Sunnen honing tools are known for their durability and reliability. The EC-3438-4A hone is no exception. It is made from high-quality materials and is built to withstand the rigors of heavy-duty use.

3. Easy to Use: The Sunnen EC-3438-4A 1.2/1.3 Hone is relatively easy to use, even for those who are not experienced engine builders. The tool comes with clear instructions, and the honing process is straightforward.

4. Consistent Results: The Sunnen EC-3438-4A 1.2/1.3 Hone produces consistent honing results, which is critical for maintaining engine performance and longevity. The tool's precision design ensures that each honing job is consistent, which is essential for maintaining engine balance and reducing vibration.

1. Cost: The Sunnen EC-3438-4A 1.2/1.3 Hone is a premium tool, and its cost reflects that. The tool may be more expensive than some other honing tools on the market, but its advanced technology and durability make it a worthwhile investment for professional engine builders.

2. Size and Weight: The Sunnen EC-3438-4A 1.2/1.3 Hone is a relatively large and heavy tool, which can make it difficult to transport or store. However, its size and weight are necessary to accommodate the large bore size and provide the necessary power for effective honing.

3. Limited Compatibility: The Sunnen EC-3438-4A 1.2/1.3 Hone is designed for specific bore sizes, which limits its compatibility with a wide range of engines. While it is a versatile tool for diesel engines with a 1.2 or 1.3-inch connecting rod bore, it may not be suitable for other engine types or sizes.

The Sunnen EC-3438-4A 1.2/1.3 Hone is an excellent investment for professional engine builders and mechanics who work on diesel engines with a 1.2 or 1.3-inch connecting rod bore. Its advanced honing technology, durability, and reliability make it a worthwhile investment, despite its cost and size. While it may not be suitable for all engine types or sizes, its precision and consistency make it an essential tool for ensuring optimal engine performance and longevity.

If you are a professional engine builder or mechanic who works on diesel engines with a 1.2 or 1.3-inch connecting rod bore, the Sunnen EC-3438-4A 1.2/1.3 Hone is an excellent investment. Its precision honing, durability, and reliability make it an essential tool for maintaining engine performance and longevity. While its cost and size may be a consideration, the benefits far outweigh the drawbacks. If you are unsure about the suitability of this tool for your specific application, consult with a Sunnen representative or engine builder to determine if it is the right tool for your needs.

Details:

ALSO INCLUDED IS A LIKE NEW 150 grit MEDIUM/FINISHING STONE LN-124 WEAR SPACER SHIM.

part #: ec34384a prices

• $92.99-$749.00

specifications shopequipm:

• brand: Sunnen
• mpn: Ec-3438-4a
• part type: Piston Pin Rod Engine
• country/region of manufacture: United States

seller shopequipm:

• # reviews: 1131
• rating: 100.0%
• city: New Hampshire

general shopequipm:

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

offer shopequipm:

• options: Ship-to-home
• availability: In Stock
• quantity: 1
• sold: 0
• started: February 13, 2025

returns shopequipm:

• policy: No Returns

shipping shopequipm:

• carrier: USPS
• transit: 6-12 Days
• type: Fixed
• service: USPS Priority Mail Medium Flat Rate Box
• class: Expedited
• cost: $20.00

payments shopequipm:

• wallet: Paypal
• credit card: Discover
• other

Sunnen EC-3438-4A Is Similar To:

• Ch-100 Sunnen Line Hone Machine Works Great Tons Of Extra Ascessories (25.1% similar) Add quality work, and that about sums it up. Just add a few minutes more for truck blocks. It does the complete job of alignment and sizing main bearing bores in about 30 minutes, floor-to-floor time for an average passenger car block...(November 14th, 2018)
• Ch100 Sunnen Line Hone Machine With Unit Used (29.4% similar) This unit is 115 volt. This machine must ship flatbed trailer or container. This machine does have scratches on the door and sides, but it is ready to go work. Please with your questions. Good condition Sunnen CH100 line honing machine with very nice 10RY and go to work. Honing mandrels. Please with...(September 8th, 2018)
• 10ry-2100f Sunnen Line Hone Mandrel (31.8% similar) One used Sunnen 10RY-2100F line hone mandrel. Roger Mansfield. 100'' to range there is a brand new, in the box set, of Sunnen stones and shoes for this mandrel. 400'' the two line up pins are not there, but can be purchased at a hardware store. Make me an offer...(May 18th, 2017)
• 10ry-2400g Sunnen Line Hone Mandrel (31.8% similar) The stones have a few chips but mandrel works well and hones straight. Up for offer is a Sunnen 10RY-2400G line hone mandrel. CYLINDERHEAD1014. The stone guides and shoes are at about 25 left buyer pays shipping...(March 12th, 2017)
• 10ry-2700g Sunnen Line Hone Mandrel (31.8% similar) CYLINDERHEAD1014. Up for offer is a Sunnen 10RY-2700G line hone mandrel. The stones have a few chips but mandrel works well and hones straight. The stone guides and shoes are at about 50 left buyer pays shipping...(March 12th, 2017)
• 10ry-3000 Sunnen Line Honing Mandrel Used (39.1% similar) New price today 3,332. Used Sunnen 10RY-3000H line honing mandrel in good condition. With your questions. Buy now and save some. Will also includes alignment pins and special key. Other sizes available. Capacity this is a 10 stone unit with good condition stones and shoes...(July 22nd, 2018)
• 10ry-4500 Sunnen H Line Honing (26.8% similar) Includes good condition stones and shoes. Used Sunnen 10RY-4500 line honing mandrel in good condition. Call SAM at with your questions. Capacity this is the 10 stone unit. Buy now and save some. Does have some scratches on back side between the shoes. Not the 15 stone...(August 31st, 2017)
• 15ry-4000 Sunnen H Line Honing (26.8% similar) New price today 3,945. Other sizes available. Capacity includes good condition stones and shoes. Used Sunnen 15RY-4000 line honing mandrel in good condition. Buy now and save some...(August 31st, 2017)
• 15ry-4500 Sunnen H Line Honing (26.8% similar) Used Sunnen 15RY-4500H line honing mandrel in good condition. With your questions. Includes new stones and shoes. New price today 3,945. This is the 15 stone mandrel. Other sizes available. Buy now and save some...(October 9th, 2017)
• 15ry-3500 Sunnen Line Hone Mandrel Used (35.3% similar) No reserve once opening bid it met. Capacity I will only ship this item to the lower 48 USA. Again, in nice condition. Call SAM at with your questions. New price today 3,685. Good condition Sunnen 15RY 3500 line hone mandrel with new stones and new shoes...(July 10th, 2016)
• 2k-p28-3000sc 2kp283000sc 2kp283000 Sunnen Hone Mandrel Used (28% similar) Sunnen honing mandrel and truing sleeve this is a nice piece it could be cleaned up bit however overall shape...(March 31st, 2018)