Wanna have more capacity without a weight and size compromise? This is for you!!
Gx200 block with 72mm Bore! With your stock crank you will be around 220cc, up to 244cc with a 60mm stroker crank, other size cranks available,  capacity will increase with head of your choice as we stock, 14cc and 18cc heads.....More stroke equals more torque. 
 
Take note this block has substancial extra material for strengthening,  around the head, top and bottom, a brace from base to head, and clearance in block for rod in base and top of cylinder
 
 
 
Make power with Ease!