Head VRH PINASCO 25243611 VESPA 225 cc 69 central spark plug long stroke 8 holes for VESPA 200 PX PE RALLY

VRH central spark plug head dedicated to all Vespas equipped with Pinasco thermal units or any other 177 thermal unit. The new VRH head with central spark plug, in fact, is the only one adaptable to all the thermal units on the market because it maintains the classic shape of the most common heads. The VRH head is innovative and is produced in 2 different models, the VRH PRO model with central spark plug with combustion chamber and recalculated squish and the more prestigious modular VRH GP composed of a head holder and 2 heads; the first head called GP1 dedicated to tourism with a hemispherical chamber and recalculated squish, the second called GP2 with the innovative radiused cylinder design dedicated to the world of racing with increased compression ratio and more powerful squish band. The VRH GP head is intended for the most demanding tuner, thanks to the decomposable domes it can be modified as desired, creating any type of design and compression ratio aimed at maximum performance of your engine. Semi-finished products and the appropriate tool to lock the head on the lathe and facilitate all production phases are supplied to order.