Pro-X - 01.2419.A Piston Kit "A" Size 91.95mm 12.5:1, Yamaha YZ400F 1998-1999

Pro-X - 01.2419.A Piston Kit "A" Size 91.95mm 12.5:1, Yamaha YZ400F 1998-1999

Year  Make  Model
1998 - 2000  YAMAHA  WR400F
1998 - 1999  YAMAHA  YZ400F

Bore Diameter  92.00
Bore Diameter (OEM)  92.00
Compression Height  15.00
OEM Reference No  5BE-11631-01-A0
Piston Boss Spacing  20.70
Piston Diameter  91.95
Piston Head Type  Cavity
Product Types  Piston Kits
Skirt Coating  None
Total Height  42.00
Wrist Pin Bore Diameter  18.00

PLEASE DOUBLE CHECK SIZE BEFORE ORDERING

Benefits & Features:

-FORGED pistons in A, B, C and D sizing for Nikasil/Plated Cylinders
-Interchanges directly with OEM Parts
-Piston kit comes with piston, wrist pin, circlips and ring(s).

ProX Piston Kits are comprehensive coming complete with: Piston / Ring Kit / Wrist Pin / Cir Clips. ProX also offers oversized piston options in order to follow manufaturer Piston to Cylinder Wall clearances. ProX pistons are precision machined on the latest, state of the art CNC equipment. The same low-expansion, low-friction piston alloy is used as is used for all major Japanese engine manufacturers. ProX Piston Kits are a first class solution to replace the original piston in your Motorcycle, Scooter, Moped, ATV, Personal Watercraft, etc.!