Tune your bike with the same VHM high performance parts as used by many previous World, European and National champions!
Tune your engine! Considerably increase your bike's mid to top range power with our VHM cylinder head, insert, 12° billet piston and crankshaft. Optimized In combination with our VHM ignition map from the CDI unit.
Important note
This upgrade kit contains our 12 degree VHM piston, which can only be used in combination with our special insert for 12° piston.
Dyno video with KTM 85SX 2019 with VHM piston, insert and cylinder head
Dyno video with KTM 85SX 2019 with VHM piston, insert and cylinder head
Tune your 2-stroke engine! This combination of the cylinder head and VHM 12 degree billet piston provides faster throttle response, torque and power. With our VHM high inertia crankshaft modification, the crank will transfer the high engine power output smoothly to the rear wheel, without being too aggressive. It will ensure better handling and riding for the young riders! The crankshaft modification can be performed by us on your OEM crankshaft. This modification has number: AK20161-002.
See more about our crankshaft modifications on our crankshaft modification page.
Important note
This upgrade kit contains our 12 degree VHM piston, which can only be used in combination with our special insert for 12° piston.
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De Vlonder 208
5427 DH Boekel
Netherlands
+31 492 32 45 95
info@vhm.nl
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