ONAN 112-0157 Standard Piston Pin 112-0185

( Brand: Onan ), ( Manufacturer Part Number: 112-0157 ), ( Part Type: Piston Pin )

Review ONAN Genuine Standard Piston And Pin

Onan 112-0157 Standard Piston Pin (Cross-Reference: Onan 112-0185)

The Onan 112-0157 standard piston pin is an essential component for maintaining the optimal performance of your Onan generator's engine. This piston pin, cross-referenced as Onan 112-0185, is a crucial part of the engine's reciprocating assembly, connecting the piston to the connecting rod.

Manufactured to meet OEM specifications, this piston pin is made of high-quality material, ensuring superior strength and durability. Its precise diameter and length allow for a perfect fit within the engine's components, ensuring a smooth operating environment for the piston and connecting rod.

The Onan 112-0157 standard piston pin is designed to withstand the rigors of continuous operation within the generator's engine. The pin's surface is treated with a protective coating to resist wear and corrosion, ensuring long-lasting performance. This coating also enables the pin to operate quietly within the engine, reducing unwanted noise and vibration.

Installation of the Onan 112-0157 standard piston pin is straightforward and can typically be completed with basic hand tools. However, it's essential to follow the manufacturer's instructions carefully to ensure proper installation and avoid potential damage to the engine components.

In summary, the Onan 112-0157 standard piston pin is an essential replacement part for maintaining the performance and reliability of your Onan generator's engine. Designed to meet OEM specifications, this high-quality piston pin provides superior strength, durability, and quiet operation. With easy installation and a protective coating to resist wear and corrosion, this piston pin is an excellent investment for any Onan generator owner.

Onan 112-0157 and 112-0185 are two parts that are often used interchangeably in Onan generators. The 112-0157 is a standard piston pin, while the 112-0185 is a connecting rod bearing. I will provide you with the pros and cons of buying each part.

1. OEM (Original Equipment Manufacturer) part: Buying this part ensures that you are getting a genuine Onan part that is designed to fit and function correctly in your generator.

2. Improved performance: A new piston pin can help improve the overall performance of your generator by reducing friction and wear, resulting in better fuel efficiency and fewer repairs in the future.

3. Peace of mind: By using a genuine OEM part, you can have confidence that the part will last longer and perform better than aftermarket alternatives.

1. Cost: The OEM part may be more expensive than aftermarket alternatives, which could be a deterrent for some buyers.

2. Availability: Depending on the supplier, the OEM part may not always be in stock, which could lead to delays in getting the part and having your generator repaired.

1. Improved engine life: A new connecting rod bearing can help extend the life of your engine by reducing wear and tear on other components.

2. Reduced noise: A worn-out connecting rod bearing can cause excessive noise during generator operation, so replacing it with a new one can help quiet down the generator.

3. Improved reliability: A new connecting rod bearing can help improve the reliability of your generator, reducing the need for frequent repairs.

1. Cost: Replacing a connecting rod bearing is a significant repair, and the cost of the part and labor can be considerable.

2. Complex repair: Replacing a connecting rod bearing is a complex repair that requires specialized tools and expertise, so it may be best to have a professional mechanic perform the repair.

When considering buying the Onan 112-0157 standard piston pin or the 112-0185 connecting rod bearing, it is important to weigh the pros and cons of each part. While both parts are essential for the proper functioning of your Onan generator, they serve different purposes. The piston pin is a wear item that needs to be replaced periodically to ensure optimal performance, while the connecting rod bearing is a critical component that requires replacement when it wears out. Ultimately, it is recommended to replace both parts as needed to ensure the longevity and reliability of your Onan generator. If you are unsure about which part needs replacement, consult a professional mechanic for advice.

Details:

part #: 1120157 prices

• $11.88-$73.00

specifications generatormac:

• brand: Onan
• mpn: 112-0157
• part type: Piston Pin

offer generatormac:

• started: February 3, 2026
• availability: In Stock
• options: Ship-to-home
• quantity: 2
• sold: 0

shipping generatormac:

• service: USPS Ground Advantage
• transit: 4-10 Days
• type: Calculated
• cost: $0.00
• carrier: USPS
• class: Standard

general generatormac:

• condition: New Open box
• Business Industrial > Light Equipment Tools > Generator Parts Accessories

seller generatormac:

• # reviews: 3401
• city: Goldsboro, North Carolina
• rating: 99.2%

returns generatormac:

• policy: Returns Accepted
• paid by: Seller
• time: 30 Days
• method: Money back

payments generatormac:

• credit card: Mastercard
• wallet: Paypal
• other

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