PLEASE READ PRIOR TO PURCHASE. FREE SHIPPING ON THIS ITEM DOES NOT COVER NORTHERN IRELAND, SCOTLAND POSTCODES AB, DD, PA, PH, IV, HS, ZE, KW, KA, OR ISLE OF WIGHT, ISLE OF MAN, CHANNEL ISLES, ISLES OF SCILLY. PLEASE CHOOSE THE 48 HOUR OPTION OTHERWISE WE WILL REFUND YOU.THIS IS A BRAND NEW LIFAN 125cc AIR COOLED 4 SPEED MANUAL ENGINE WITH A BIG VALVE HEAD AS STANDARD, 23mm INLET 27mm VALVES AS STANDARD. IT WILL BE SUPPLIED WITH KICK START, GEAR LEVER, INLET MANIFOLD GASKETS. IT HAS A 5 WIRE STATOR PLATE SO WILL POWER 12v LIGHTS IF FITTED TO A MONKEY BIKE ETC. 4 SPEED MANUAL GEAR BOX N1234. WE SELL THIS IN OUR OTHER ITEMS AS A FULL PACKAGE OR WITH A CARB OR WE HAVE THE SEMI AUTOMATIC VERSION. THESE ENGINES ARE 445mm LONG, 280mm WIDE. TOP MOUNTING IS 93mm WIDE WITH A 8mm BOLT HOLE, REAR.