![Honda GX390 piston std Honda GX390 piston std](https://www.beneduracing.com/2498-large_default/piston-std-honda-gx390-benedu-racing-for-all-your-kart-parts.jpg)
Reference: shspeed
Reference: shspeed
Standard dimension (for wide piston rings)
Reference: 19631-ZE3-W00
Reference: 13200-ZE3-020
Reference: 90741-889-810
Reference: 16220ZA0702
Reference: 16010ZE2812
Reference: DM833
Reference: 16015-ZE8-005
Reference: 28422ZE2W01