<p>Metrakit MRD II type PWK flat slide carburetor with powerjet and 28mm diameter</p><p>Specifically manufactured for the competition department of the Metrakit brand, it boasts a perfect finish guaranteed for reliable adjustments.</p><p>The jets are the same as for Keihin, Oko, Polini, etc…</p><p>The recommended intake manifold is type 24/28 due to the 33mm exterior body</p><p>Filter connection: Ø47 mm</p><p>Starter: Lever pull</p><p>Oil connection: <strong>NO</strong></p>
<p><strong>Adjustable clutch</strong> Metrakit Pro Race with 107 mm diameter for Minarelli / Piaggio.</p>
<p>The <strong>adjustable clutch</strong> allows you to set the RPM at which the clutch shoes engage the bell to optimize launch and acceleration.</p>
<ul>
<li><strong>Greater engagement control</strong>, improving acceleration.</li>
<li><strong>Smoother and more progressive response</strong> on stock or tuned engines.</li>
<li><strong>More traction</strong>, reducing slipping that causes power loss and overheating.</li>
<li><strong>Precise adjustment</strong> depending on your use: city or racing.</li>
</ul>
<p>An <strong>adjustable clutch</strong> is essential for riders seeking <strong>maximum performance</strong> at every start.</p>
<div id="short_description_content" class="rte align_justify">Complete clutch plate set with reinforced springs Metrakit Pro Race for Minarelli AM engines.</div><div class="rte align_justify">It is a <strong>recommended replacement</strong> for stock plates and for tuned engines to prevent slipping.</div>
<p>Metrakit Pro Race competition crankshaft for AM6 engines with original stroke.</p><p>This crankshaft has been designed to achieve perfect balance and is sealed to increase compression in the crankcase, providing exceptional performance in high-performance engines.</p><p>The blades are made of alloy steel and are heat-treated to offer optimal resistance under extreme competition conditions. The 85 mm reinforced connecting rod is lightweight and treated to withstand high revolutions and temperatures. Its polished contour eliminates surface stresses, further enhancing its durability.</p><p>This competition crankshaft is ideal for replacing the original crankshaft while maintaining the same stroke and is equipped with special cages for high-performance engines.</p>
<p>Metrakit offers us a fantastic aluminum cylinder, composed of a 2-piece head with a high-cooling head insert and a graphite-coated one-segment piston from the manufacturer Athena.</p><p>The main difference compared to the MK ProRace 3 is its diameter, as the ProRace 4 has a 50mm diameter, achieving a displacement of 80cc.</p>
<p>Constructed in cast iron and equipped with a 40 mm diameter 2-ring piston, this kit maintains the displacement at 50 cc, providing a notable improvement in acceleration and a moderate increase in top speed.</p><p>It features 5 transfer ports.</p><p>It is the perfect choice for those seeking more power in their moped without compromising reliability.</p><p>Offers an excellent quality/price ratio!</p><p></p>
<p>METRAKIT cylinder adaptable for RALLY, JOG, and FIRST, made of ø40 diameter iron for horizontal Minarelli engine.</p><p>The kit consists of the following spare parts: Iron cylinder to replace the original and gain a bit of power, complete piston with 2 rings, pin and circlips, and gasket set.</p><p>The MK Series product range has been specifically designed and manufactured to replace original components.</p>
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