Kick Starter Minarelli AM Silver

<p>Italkit competition crankshaft with original stroke, 20 mm crank pins and silver needle cage for Minarelli AM6 engines.<strong><br /></strong></p> <p>Developed in competition by Italkit, this is a closed crankshaft with standard stroke and a reinforced connecting rod for optimal strength, featuring a silver needle cage.</p> <p>Equipped with the needle cage Ø<strong>12X17X15mm</strong>.</p> <p>Includes high-speed bearings 6204-TN9/C4</p> <p>These crankshafts are recommended for <strong>powerful configurations</strong> that require an <strong>original 39 mm stroke</strong> such as Malossi MHR Team, Metrakit ProRace3, etc...</p> <ul> <li>Reinforced crankshaft</li> <li>12 mm shaft</li> <li>18 mm piston pin</li> <li>Shaft end diameter 20 mm (6204 bearing)</li> <li><strong>Machined</strong> 85 mm connecting rod</li> <li>Reinforced silver cage</li> <li>Needle bearing 12x17x15</li> <li>39 mm stroke (original)</li> <li>Solid counterweights</li> </ul>

ITALKIT

<div class="prod-tab page-styling prod-tab-desc" id="prod-tab-1">New <strong>Metrakit Prorace 4</strong> D.50 80cc equipment for <strong>standard racing.</strong></div> <div class="prod-tab page-styling prod-tab-desc"> <p><strong>Aluminum cylinder</strong> with a <strong>2-piece cylinder head with insert</strong> and a <strong>1-segment graphite piston</strong> manufactured by Athena.</p> </div> <div class="prod-tab page-styling prod-tab-desc"> <p>The new Pro Race 4 by Metrakit improves upon the previous version, the renowned Pro Race 3, by increasing the <strong>cylinder diameter from 48mm to 50mm, reaching 80cc</strong>.</p> <p>This equipment features <strong>5 transfer ports</strong> and a <strong>large exhaust port with 2 boosters</strong> on the sides to enhance performance at high revs.</p> Metrakit recommends a <strong>squish</strong> of <strong>0.95</strong> for street and <strong>0.85</strong> for circuit<strong></strong>.</div>

METRAKIT

<p><strong>Top Performances VForce 3 Reed Valve</strong> for <strong>Minarelli AM6</strong> and <strong>Derbi Euro 2 / 3 / 4 / 5 (EBE050, EBS050, D50B0, D50B1)</strong> engines.</p> <p>Developed by <strong>Moto Tassinari</strong> for Top Performances, this reed valve features the exclusive <strong>Dual V design</strong>, patented to optimize gas flow and ensure more efficient intake. Its <strong>inlet with double the diameter compared to the original</strong> guarantees optimal crankcase filling and a much stronger engine response.</p> <p>Equipped with <strong>8 carbon petals</strong>, this reed valve is designed to deliver maximum performance on tuned or stock engines, improving acceleration and power across the entire rev range.</p> <p>It also includes a <strong>28 mm Venturi</strong> to maximize its potential.</p>

TOP PERFORMANCES

<p>Polini reed valve box, original type, for Minarelli AM6 engines, designed as a direct replacement for the original intake system.</p> <p>Manufactured with high-quality materials, it includes a durable resin body and composite reeds that ensure good sealing and engine response.</p> <p>Ideal to maintain optimal performance in stock or slightly modified setups. Compatible with a wide range of 50cc motorcycles equipped with AM6 engines.</p>

POLINI

<p><strong>Polini 80cc Special Kit for Minarelli AM6</strong></p> <p>This high-performance complete kit has been developed by Polini to maximize the potential of 2-stroke Minarelli AM6 engines.</p> <p>Ideal for sport and racing setups, it combines reliability, power, and durability. Includes 50 mm cast iron cylinder, custom-designed aluminum head, piston with two cast iron rings, machined crankshaft from solid block, and a setup kit with C4 bearings and FKM seals with PTFE-coated lips. Everything you need to take your engine to the next level without compromising strength or balance.</p>

ITALKIT