Sirio XL7 .21 off road buggy engine. Italian built nitro engine using the latest materials and precision machinery to bring this very high spec affordable race engine. Used widely at club level due to its value for money however the performance its packed with is the reason its also been chosen for international level racing.
7 port liner offering a smooth linear power delivery and high top speed.
Steel front bearing with duel seal
Ceramic rear bearing as standard
Lightened silicone filled crankshaft for faster spooling up.
High quality double bushed conrod unlike some cheaper engines.
Smooth slide carburetor with 7mm venturi giving a stable and strong idle.
Turbo head with dust seal for not only keeping the head area clean but offering a better air seal.
Lower center of gravity design where the lower fins shroud the upper part the engine giving a lower center of gravity and better cooling.
No5 turbo plug included.
Very well styled engine with the black casing and carb body with laser etched logo.
Full spares back up available from our UK warehouse.
Included in the box is a embroided clothing badge and stickers which is a nice touch.
We recommend the 2058 pipeset also available on its own or as a combo in the drop down menu.
Available with the oil bath run in service, select at the drop down menu.