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The floating crown holder Birel ART HQ is machined in an aluminum alloy of aeronautic quality, offering a perfect balance between lightness and robustness. Its ring system allows a slight lateral movement of the crown, thus compensating the micro-alignments and bendings of the rear shaft during passages on vibrators.
Compatibility: Trees of diameter 50 mm (Standard competition).
Make: Origin Birel ART / Charles Leclerc / Ricciardo.
Material: High strength aluminium anodized black or red.
System: Floating on treated sockets (HQ) for fluid slide.
Screw: Included clamping screws on the shaft and mounting studs crown.
Magickart Loyalty Program: By equipping your chassis with this cutting edge crown holder, you collect loyalty points for your next purchases of crowns or chains!
"A fixed crown holder is often too rigid. If your alignment is not 100% perfect, the chain pulls on the engine and you lose power. My expert advice: The floating model HQ is a blessing, especially on demanding tracks like Alès. It allows the transmission to 'breathe'.
The essentials with your floating crown holder:
Crowns CZ or AFAM: Use high quality crowns to avoid spoiling the accuracy of the floating system.
Competition chain (CZ or DID) : A new chain on a floating crown holder is the ideal combo to win a freewheel.
Chain and Lubricant Cleaner: The floating system must remain clean. If gum or dirt accumulates in the rings, it loses its efficiency.
A little pro secret: Check regularly that the floating casings are not gripped. The crown must be able to move slightly by hand. If it is blocked, a cleanup and a drop of fine oil are enough. At Magickart, all we can do is float on our racing chassis!"
Tree cleaning: Spend a stroke of fine emery canvas on the 50mm tree before threading the crown holder to avoid any hard spot.
Installation: Position the crown holder in front of the box/engine output sprocket.
Lock: Press the locking screws symmetrically so as not to distort the hub.
Verification: Once the chain is laid, turn the tree empty. You will see the crown self-align. That's where you earn watts!
Certified Performance: We select "HQ" versions (High Quality) for superior durability.
Expertise Transmission: A bad choice of crown holder can break a chain in the middle of the final. We're avoiding this stress.
Fast Delivery: In stock and ready to be shipped for your next test in the Occitan League.
Ready to release your transmission Birel ART? We're sending you that floating crown holder?
Wladoil Racing 2T Oil - The oil reference for 2-stroke engines
Wladoil Racing 2T oil is specially formulated for 2-stroke engines, guaranteeing top-level performance and maximum protection. Designed for demanding racing conditions, this oil is one of the best choices for riders seeking reliability, durability and efficiency in competition. Distributed by IAME, this oil is ideal for X30 and KA100 engines. Like the CIK-FIA-approved LEXOIL 996, WLADOIL is authorized for use in the IAME Brand Cup for the X30 Junior and KA100 categories.
The X30 Europa challenge oil is particularly well suited to IAME engines, but can also be used with all high-performance kart engines (KZ, Rotax...). Sold in one-liter cans, this X30-approved oil is designed for very high-performance engines and contains 25% castor oil.
TheOil Motul 2T Grand Prix for Kart is a high-end synthetic lubricant specially formulated for two-stroke karting engines. This oil offers optimal protection and increased performance, ensuring long-lasting lubrication and reduced wear, even under the most demanding running conditions.
Discover the carton of 12 cans Motul Grand Prix Kart at MagicKart. Designed to provide optimal performance and maximum protection for karting engines, ideal for demanding drivers.
Pack of 6 Motul GP 2T cans for 2-stroke kart engines. High-performance synthetic oil, superior lubrication, clean combustion, improved performance. FIA-CIK approved. Magickart: competitive prices, serious customer service.
Discover the piston with original band Rotax At Magickart. Designed to provide optimal performance and increased durability, ideal for engines Rotax. Competitive price.
The piston with original band Rotax is an essential component for engines Rotaxdesigned to provide optimal performance and exceptional durability. This piston is suitable for multiple engine models Rotax, including the Rotax Micro max, Rotax Mini max, Rotax Junior, and Rotax Max (senior). Fabricated Rotax, a brand recognized for its quality and innovation in the karting world, this piston is ideal for demanding drivers looking for reliable and efficient solutions for their karting engines. In addition, Magickart offers this piston at a more competitive price than that of French and Italian competition, allowing you to benefit from the best quality at the best price
piston TM Racing 10085 Represents the elite of engine technology for KZ categories. Designed specifically for the last generations of engines (KZ10C until R2), this model to Flat sky (zero degrees) is the absolute weapon to optimize combustion. Equipped with a Eightened segment of 0.8 mmIt drastically reduces internal friction, releasing more power at high speed.
The floating crown holderBirel ART HQis machined in an aluminum alloy of aeronautic quality, offering a perfect balance between lightness and robustness. Its ring system allows a slight lateral movement of the crown, thus compensating the micro-alignments and bendings of the rear shaft during passages on vibrators.