PISTON KIT A 54.00 HONDA NSR125 KY4, VERTEX 21972A

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.

SPECIFICATION:

• BORE SIZE. 54.00mm [A 53.96mm]

Replacement Parts.

• Rings. 55910005400 Need 2,
• Pin. 715061,
• Clips. 72055,

Cross reference numbers ONLY.

• JC20, JC22, KBS
• 13103-KY4-901

MODEL FITMENT:

• HONDA NSR125 , KY4,