VERTEX - PISTON KIT - PRO HIGH COMP - YAMAHA 20-22 YZ450F / 21-23 YZ450FX / 21-23 WR450F | FANTIC 22-25 XEF/XXF 450

VERTEX - PISTON KIT - PRO HIGH COMP - YAMAHA 20-22 YZ450F / 21-23 YZ450FX / 21-23 WR450F | FANTIC 22-25 XEF/XXF 450Manufactured in Italy, Vertex offers state of the art quality pistons. Manufactured to the highest standards in Japan, Vertex piston rings are direct OEM replacements. All Vertex piston kits include the piston, rings, wrist pin and circlips; and every Vertex piston has a Molybdenum Disulphide coating on the piston skirt. Vertex 2 stroke pistons are cast aluminum with 18% silicon content. This decreases thermal expansion, creates better power and

• Manufactured in Italy, Vertex offers state of the art quality pistons.
• Manufactured to the highest standards in Japan, Vertex piston rings are direct OEM replacements.
• All Vertex piston kits include the piston, rings, wrist pin and circlips; and every Vertex piston has a Molybdenum Disulphide coating on the piston skirt.
• Vertex 2-stroke pistons are cast aluminum with 18% silicon content. This decreases thermal expansion, creates better power and decreases wear.
• 4-stroke pistons are forged from the highest quality aluminum alloy for superior strength and durability.

Fits the following models:

Yamaha

20-22 YZ450F

21-23 YZ450FX

21-23 WR450F

Fantic

22-25 XEF 450

22-25 XXF 450

Specs:

Compression Ratio: 13:80:1

Cylinder Diameter: 97.000mm

Piston Diameter: Size A 96.950mm, Size B 96.960

Mfg Part#

24449A Size A

24449B Size B