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Yamaha Piston Oversize 0.25 mm | 40T-11635-00-00 84-89 YZ490 92-93 WR500
Yamaha Piston Oversize 0.25 mm | 40T-11635-00-00 84-89 YZ490 92-93 WR500 - Image 2

Yamaha Piston Oversize 0.25 mm | 40T-11635-00-00 84-89 YZ490 92-93 WR500

Original price was: $124.99.Current price is: $56.95.

Only 1 left in stock (can be backordered)

SKU: 40T-11635-00-00YAM Category: Brand:

Description

Genuine Yamaha piston, first oversize (+0.25 mm) for select Yamaha engines. Ideal when reboring a cylinder to restore proper clearance and compression. Built to Yamaha specifications for precise fit and dependable performance.

  • 1st oversize (+0.25 mm) diameter
  • OEM-quality construction for accuracy and durability
  • Use with matching oversize rings and proper cylinder bore/hone
  • Sold as piston only; rings, wrist pin, and circlips sold separately
  • Verify fitment by part number: 40T-11635-00-00

Note: Professional machining/honing is recommended to achieve correct piston-to-cylinder clearance and ring seating.

40T-11635-00-00 made by Yamaha

Additional information

Weight 1.10 lbs
Dimensions 4.00 × 4.00 × 4.00 in

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