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home > Honda Piston O/S .50 2nd Oversize 1985 CR125R CR125 OEM NOS NEW > Honda Piston O/S .50 2nd Oversize 1985 CR125R CR125 OEM NOS NEW
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Honda Piston O/S .50 2nd Oversize 1985 CR125R CR125 OEM NOS NEWHonda Piston O S . 50 2nd Oversize 1985 CR125R CR125 OEM NOS NEW Genuine Honda 0. 50mm Oversize Piston (2nd O S)Part Number: 13103 KA3 760Condition: New Old Stock (NOS) Country of Manufacture: Japan This is a rare, factory original Honda 2nd Oversize (. 50mm) piston. Specifically engineered for the 1985 CR125R, this part is essential for riders performing a top end rebuild after boring out a worn cylinder. Unlike aftermarket pistons, this genuine
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Honda Piston O/S .50 2nd Oversize 1985 CR125R CR125 OEM NOS NEW

Genuine Honda 0.50mm Oversize Piston (2nd O/S)
Part Number: 13103-KA3-760
Condition: New Old Stock (NOS) 
Country of Manufacture: Japan
This is a rare, factory-original Honda 2nd Oversize (.50mm) piston. Specifically engineered for the 1985 CR125R, this part is essential for riders performing a top-end rebuild after boring out a worn cylinder. Unlike aftermarket pistons, this genuine Honda part offers the exact metallurgy and weight balance intended by the factory for the 1985 engine's power valve and porting timing.
[Item Specifications]
  • Size: 0.50mm Oversize (54.50mm Diameter)
  • Compatibility: 1985 Honda CR125R (All Regions)
  • Identification: The "KA3" middle code confirms this is the correct piston for the 1985 model year architecture.
  • Includes: [ Piston & Box] — Note: Rings, wrist pin, and clips are usually sold separately by Honda and are not included unless specified.
[Condition Notes]
  • This is a New Old Stock (NOS) item.
  • Surface Condition: Piston is pristine with no shelf wear"
  • Packaging: ["Comes in original Honda box with part number label].
[Why Choose Genuine Honda NOS?]
The 1985 CR125R is a legendary "Evolution" class motocross bike. Using genuine Honda pistons ensures:
  1. Perfect Heat Expansion: Matches the factory cylinder liner expansion rates.
  2. Correct Skirt Profile: Prevents premature "piston slap" common with some universal aftermarket brands.
  3. Resale Value: Increases the value of your vintage restoration by using 100% factory parts.

selling as pictured.

more than welcome to pick up at shop in butler pa & save shipping.

031026 jy

Honda Piston O/S .50 2nd Oversize 1985 CR125R CR125 OEM NOS NEW

Item no : 32883101079
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US$ 72.99
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