PRO GuIDe
Polini 125 / 150 cc 4-stroke performance upgrades
Available for Vespa 125 and 150 4-strokes and Piaggio Liberty 125 and 150 Euro 5 models , this new Ø63 cylinder kit by Polini Motori has been developed to deliver added power to Vespa 125 and 150 cc 4-strokes . The displacement has been increased to 182 cc for faster response , crisper pick-up and increased
the cylinder by modifying the injection timing . " It fits perfectly on all scooters with the appropriate wiring harnesses connected directly to the original injector . This control unit has been created specifically to make modification of fuel injection systems on tuned 4-stroke scooters much easier - in some cases a new unit is the only way to be able to use aftermarket replacement , OEM upgrade or performance parts . " Programming the Polini ECU is very simple . There are two maps already configured . Dealers and users can choose from map 1 for a Polini cylinder kit with original muffler , or map 2 for a Polini cylinder kit with Polini muffler . Finally , and speaking of Polini mufflers , seen here (# 190.0081 and # 190.0081 / K - catalytic ), this new Euro 5 homologated muffler is designed for Vespa Euro 5 GTS 125 and GTS-Super 4-stroke 4- valve models - and is available with or without catalyser . Said to be an easy install , it is very light - weighing in at 3 kg less than the OE muffler . The increased
WRP brake pads
These 100 % European-made WRP ( Works Racing Parts ) brake pads from Wind Trading in Italy are " manufactured from first-class materials and offered in 12 friction compounds that have been specifically developed for precise uses : eight for street / road racing and four for off-road ". The street / road racing range starts with the F0R , a sintered metallic compound for top performance in street bike and competition applications . The F1R is intended for road racing competitions with a compound that contains a generous percentage of composite carbon fibre . The F9R is a sintered metallic compound that has been developed for road racing competitions . The F2 / F3 sintered metallic are a highperformance compound for front ( F2 ) and rear ( F3 ); F6 is made using hi-tech organic materials and intended for easy brake performance . Made in die cast aluminium with nickel silicon carbide coating (' nikasil '), it has a die-cast piston with chromed rings and a 11.5:1 compression ratio ( part # 140.0235 ). To achieve the proper carburetion setting , it is necessary to install the new Euro 5-specific Polini ECU for Vespa 125 and 150 4-strokes (# 171.0018 - also seen here ) together with the cylinder kit . The Polini ECU for Vespa 125 and 150 4-strokes and Piaggio Liberty 125 and 150 Euro 5 is a " state-of-the-art , programmable control unit designed to control the amount of fuel pumped into
power it produces is noticeable - improving response and pick-up . It has an aluminium body and carbonlook end cap . It is described as delivering a " gritty " but legal sound thanks to the packing material used . All these Polini products are fully Made-in- Italy .
POLINI MOTORI SPA Alzano Lombardo ( BG ), ITALY Tel : + 39 035 2275 111 news @ polini . com www . polini . com
handling ; F6C is an up to 250 cc scooter organic compound , and the F8 is a sintered metallic compound " with great stopping power " that has been developed specifically for maxi-scooters . The off-road range features the WRP F4 , a sintered metallic that is intended for extreme off-road conditions , the WRP F4R is an off-road racing use sintered compound , F4C is a carbon blend formula for off-road conditions , and the F7 an ATV-specific metallic compound . Several WRP brake pad compounds have been approved according to the ECE R90 standard , which is required for all replacement street brake pads throughout the European Union and in non- European countries that have adopted ECE regulations .
WIND TRADING SRL Ravenna , ITALY Tel : + 39 0544 64024 windtrading @ windtrading . it www . wrpracing . com