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Fortpro Piston Kit for Caterpillar 3100 / 3116 / C7 Engines - Replaces 311124

Fortpro Piston Kit for Caterpillar 3100 / 3116 / C7 Engines - Replaces 311124

SKU: F031311K

Availability: In Stock

Stock Level: Only 3 left in stock - Order Soon!

Shipping: Calculated at Checkout

Regular price $40.89 USD
Regular price $45.08 USD Sale price $40.89 USD
Sale Sold out
Shipping calculated at checkout.

About this Item

  • Helps seal the combustion chamber, allowing efficient compression and minimizing gas loss to the crankcase.
  • Resistant to extreme pressure and temperature conditions inside the cylinders of Caterpillar 3100, 3116, and C7 engines, ensuring long life and reducing the need for frequent maintenance.
  • Designed to maximize the conversion of thermal energy into mechanical energy, thus guaranteeing efficient operation of the motor and improving its response under different load conditions.
  • Built to fit and work perfectly with Caterpillar models 3100, 3116 and C7 engines, allowing for perfect fitment and uncompromised performance.
  • Made to meet or exceed original manufacturers' specifications, ensuring the quality and reliability heavy equipment operators need and expect.


Fortpro Piston Kit has been developed using high quality materials and the most advanced manufacturing technologies to ensure superior performance and exceptional resistance under the most demanding conditions. Each kit includes pistons made of premium alloys, rings designed to maximize sealing and minimize wear, and robust pins for a secure and durable connection. These components ensure perfect compatibility with Caterpillar 3100, 3116, and C7 engine models, offering a comprehensive solution for the maintenance and repair of your engine.


  • Brand: Fortpro
  • Vehicle Type: Semi-Trucks / Heavy Trucks
  • Product Department: Engine
  • Product category : CAT Parts
  • Part Type: Piston Kit
  • OEM Reference #: 311124
  • Material: Metal Alloy
  • Applications:
    Caterpillar 3100 Series Engines/
    Caterpillar 3116 Series Engines
    Caterpillar C7 Engines

BOM (Bill of Materials):

  • Piston Crown OEM Reference: 1077545 pcs x 1
  • Piston Skirt OEM Reference: 1077791 pcs x 1
  • Piston Pin OEM Reference: 7C3901 pcs x 1
  • Piston Pin Retainer OEM Reference: 3901706 pcs x 1


  • PAI: 311124

Shipping Policy

In order to send your purchase, our company may use different freight companies like USPS, UPS and some 3erd Carrier Services for Oversize orders, this will not affect the final price of your order. We will send you all the information in due time. 

For Free Shipping and Freight/Oversize Shipments they are some special term you may check at our Terms & Conditions page.


Return Policy

If for any reason you need to return a purchased item, we have a 30-day return policy, which means you have 30 days after receiving your item to request a return.

To be eligible for a return, your item must met the conditions stablished in our Terms & Conditions.

To start a return, you can contact us at


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