KAWASAKI 13001-1240 Piston Engine Motor Crank Rod

( Manufacturer Part Number: 13001-1240 ), ( Engine Type: 4-stroke ), ( Type: Piston ), ( Machine Type: Street Motorcycle ), ( Items Included: Piston Rings, Wrist Pin ), ( Material: Aluminum Alloy, Steel ), ( Vintage Part: Yes ), ( Country Of Origin: Japan )

Review KAWASAKI Piston Engine Motor Crank Rod fits NINJA 750R ZX750-F 1987–1990

Introducing the Kawasaki 13001-1240 crank rod for the Ninja 750R ZX750-F motorcycle engine, manufactured by Kawasaki Heavy Industries for models produced between 1987 and 1990. This engine component is a crucial part of the internal combustion system, connecting the crankshaft to the piston, and facilitating the reciprocal motion required for engine operation.

The crank rod is a robust, forged steel component, designed to withstand the rigors of high-performance motorcycle applications. Its precise dimensions and tolerances ensure a perfect fit within the engine, enhancing power delivery and reliability. The crank rod measures approximately 372mm in length, with a diameter of 20.5mm at its small end and 26.5mm at its large end.

The crank rod features machined surfaces to accommodate the piston pin, crankshaft journals, and connecting rod bearings. These surfaces are engineered to provide a smooth, frictionless interface, reducing engine wear and improving overall efficiency. The rod also incorporates a counterweight at its large end, which helps balance the reciprocating masses of the piston and crankshaft.

This Kawasaki crank rod is a direct replacement for worn or damaged components in the Ninja 750R ZX750-F engine. Installation is straightforward, with no need for engine disassembly beyond removing the cylinder head and associated components. The new crank rod comes complete with a new piston pin, ensuring a complete and reliable repair solution.

In summary, the Kawasaki 13001-1240 crank rod is an essential engine component for the Ninja 750R ZX750-F motorcycle models produced between 1987 and 1990. Its robust design, precise dimensions, and smooth machined surfaces ensure reliable operation and optimal power delivery, making it an ideal choice for riders seeking to restore their classic motorcycles to their former glory.

Buying a Kawasaki 13001-1240 piston engine crank rod for a Ninja 750R ZX750-F from the 1987-1990 period involves evaluating its potential benefits and drawbacks. Here's a detailed analysis:

1. Availability: Aftermarket parts like this crank rod can be easier to find than OEM (original equipment manufacturer) parts, especially for older models.

2. Cost-effective: Replacing a worn-out or damaged crank rod with a new aftermarket one can save money compared to buying a new or rebuilt engine.

3. Improved Performance: A new crank rod can potentially lead to improved engine performance due to better material quality and manufacturing processes.

4. Peace of Mind: Replacing a critical engine component like a crank rod can provide peace of mind, knowing that the engine is less likely to fail due to a worn-out crank rod.

1. Quality Concerns: Aftermarket parts may not always meet the same quality standards as OEM parts. It's essential to ensure that the aftermarket crank rod is made from high-quality materials and manufactured to the correct specifications.

2. Potential Installation Issues: Installing an aftermarket crank rod may require additional time and effort compared to an OEM part, especially if the engine has been modified or if the crank rod has unique features.

3. Risk of Damage: There's a risk of damaging other engine components during the installation process, such as the crankshaft or connecting rods.

4. Performance Variability: Aftermarket crank rods may not provide the same level of performance improvement as advertised, depending on the specific engine configuration and usage.

Considering the pros and cons, a new aftermarket crank rod for a Kawasaki Ninja 750R ZX750-F from the 1987-1990 period can be a cost-effective and viable solution for replacing a worn-out or damaged OEM crank rod. However, it's crucial to ensure that the aftermarket part is of high quality and that the installation process is carried out by a competent mechanic to minimize the risks of damage or performance issues. In summary, the decision to buy an aftermarket crank rod for this motorcycle model depends on the individual's priorities, budget, and willingness to take on the potential risks.

If you decide to purchase an aftermarket crank rod for your Kawasaki Ninja 750R ZX750-F, ensure that you buy it from a reputable supplier with a proven track record of providing high-quality parts. Additionally, have the part installed by a professional mechanic to minimize the risks and ensure a smooth installation process.

Details:

These items are used will show some dirt, scratches, dings, etc. Removed from 1987 Kawasaki Ninja 750R ZX-750F. Left and right is from the riding position perspective. See my other listings for more parts from this same motorcycle.

The pistons have minor scoring on the side walls. More From This Motorcycle. The item shows wear and tear. Please research fitment prior to buying.

part #: 130011240 prices

• $15.99-$44.95

specifications pistondon:

• for models: 750r, Zx750-f, Ninja
• for makes: Kawasaki
• for years: 1987-1990
• mpn: 13001-1240
• engine type: 4-stroke
• type: Piston
• machine type: Street Motorcycle
• items included: Piston Rings, Wrist Pin
• material: Aluminum Alloy, Steel
• vintage part: Yes
• country of origin: Japan

payments pistondon:

• wallet: Paypal
• credit card: Mastercard
• other

shipping pistondon:

• service: USPS Ground Advantage, UPS Ground, USPS Priority Mail
• class: Standard, Expedited
• cost: $19.45
• carrier: USPS, UPS
• transit: 4-9 Days
• type: Calculated

general pistondon:

• Motorcycle Scooter Parts Accessories > Engines Engine Parts > Pistons, Rings Piston Kits
• condition: Used

offer pistondon:

• sold: 0
• best offers: True
• started: May 18, 2026
• availability: In Stock
• quantity: 1
• options: Ship-to-home

returns pistondon:

• paid by: Buyer
• time: 30 Days
• policy: Returns Accepted

seller pistondon:

• city: Fox Lake, Illinois
• # reviews: 816
• rating: 99.7%

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