VERTEX UK PISTON KIT         23404C   Compr.12,5:1   (Distributed by oro2u.com)

All Vertex Pistons Feature:  
- Standard pistons and components are OEM replacements.
- Kits include piston, rings, wrist pin and circlips.
- All pistons are heat treated with a T-5 or T-6 hardening and tempering cycle.
- Replacement rings are sold individually.
- Made in Italy.
- Fitted in many oem bikes as STD.

SPECIFICATIONS

• BORE SIZE.   98.00mm Big Bore +3.00mm [C   97.97mm]

Replacement Parts.

• Rings.   590298000001 SET
• Pin.   715382
• Clips. 72074

MODEL FITMENT

• YAMAHA WR 450F 2003-2015 BIG BORE COMPR 12,5:1
• YAMAHA YZ 450F 2003-2009 BIG BORE COMPR 12,5:1