/diy/ - Do It Yourself

got a starter engine out of an old car and I wanna use it to make a chopper tricycle to do burn outs.
could someone please draw up schematics for me to wire up
1# a speed controller 0 to 30v. with a
2# thumb throttle or chainsaw style throttle please suggest/post the cheapest.
also I wanna use 6000mAh 3.7V Li-ion Rechargeable Battery off ebay coz its cheap, its like 10 for $30aus
2.2# how many batterys should I use & should I stack'em or wire them in series, also how would one charge'em?
*bonus points 3#* with a key ignition $1 of ebay and a horn (also off the old car) and a front light with on/off switch (light probably off the car or some real cheap but need to be useful LED light)