SuperRat Iron Sleeve Cylinder Kit for 70cc Engine

Grubee Inc


After a long wait It's finally here;  We only have 10 in stock. 

The new IRON SLEEVE cylinder Kit for StarFire SuperRat 70cc 47x40 engines.  

Should also fit any Gas Bike or Flying Horse 47x40 bore & stroke engine with 70.5mm cyl. deck height. 

Note:  Will not fit any 66cc 47x38 engines with 69.5mm cyl. deck height.     

Why is an Iron Piston Sleeve important?   1.  Avoids poor quality chrome coating found in Chinese cylinders these days.    2. Gives long life wear enhancement,

This kit includes. 

  1. Cylinder with iron sleeve. 
  2. Piston with wrist pin, needle bearing and clips.
  3. Head.
  4. 4 gaskets; head, bottom, exhaust & intake
  5. 4 head bolts
  6. 40mm Boss intake