COMES WITH CARB PEDALS, AND OTHER PARTS AS IN THE PICTURE. THIS IS AN SEMI AUTO CLUTCH, WITH NEUTRAL ALL THE WAY UP/TO THE TOP YOU SHOULD GET OUR SUB-W-1 OR SUB-W-5 AND MAYBE OUR SUB-W-12/12-6/6 (IF YOU NEED TO CHARGE A BATTERY) YOU WILL NEED SOME TERMINALS WITH THIS ENGINE, UNLESS YOU JUST CONNECT THE STATOR WIRES DIRECTLY. _________________________________________________________ WITH THE CHINA ENGINES ANY ENGINE 90CC OR BIGGER, YOU "WILL" HAVE TO DEAL WITH THE TALLER CYLINDER AND THAT MAKES THE REAR EXHAUST MOUNTS BE OFF THEN,, USUALLY ONLY 6MM THOU 110CC-4A-T$339.95 HOW_MUCH TALLER/LONGER WILL_MY_NEW LIFAN_ENGINE BE ?50CC & 70CC CYLINDERS ARE 63MM LONG____(MM'S_OVER_50&70) 90CC 100CC AND 110CC CYLINDERS ARE 69MM LONG_____(+6MM)1/4" 125CC W/54X54 BORE/STROKE CYLINDERS ARE 69MM LONG__(+6MM)1/4" 120/125/138 W/55.5 STROKE CYL'S ARE 78.5MM LONG___(+15.5MM)5/8" 140CC CYLINDERS ARE 81.5MM LONG________________(+18.5MM)3/4" 150CC CYLINDERS ARE 78.2MM LONG________________(+15.2MM)5/8"