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Dyno test KTM 125SX 2019 with VHM cylinder head insert and 12 degree piston including Dyno graph - YouTube
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VHM piston kit KTM 65SX 2009 - 2022 (12° top) (APKT06521722B) | at Motocross Parts UK | Motocross Parts UK
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Vertex+Piston+Kit+KTM+SX+85+for+VHM+Head+46.95mm+4355+Size+B+12+Degree+2003-2020 for sale online | eBay
![Vertex | 12 Degree (VHM) Piston Kit KTM SX/EXC 125 2001-ON/ Husq TC/TE/SM 125 2014-ON GRADES A-D | V.4428A |-MOTOXTREME – MotoXtreme Vertex | 12 Degree (VHM) Piston Kit KTM SX/EXC 125 2001-ON/ Husq TC/TE/SM 125 2014-ON GRADES A-D | V.4428A |-MOTOXTREME – MotoXtreme](https://motoxtreme.co.uk/cdn/shop/files/Vertex-Vertex-12-Degree-Piston-Kit-KTM-SXEXC-125-2001-2023-Husqvarna-TCTESM-125-2014-2023-GRADES-A-D-Grade-A-53_94mm-MotoXtreme_600x600.jpg?v=1698887060)