i dont need something this big considering i dont race,was aquired in a ebay auction. has less than a quart through it on new piston/sleeve and con rod. i put the piston and sleeve in i so know its less than a quart. i have 17yrs of r/c experience,so no junk or newbie here! asking $160 shipped! this is the just the s7 (not the 2),but is a 7 port engine. this engine just has crazy power even running rich at like 170-190,it is still a handful. engine has never been ran over 220. email at [email protected] for $160 its shipped 2 day priority, i have 100% feedback on ebay under rcguru69,and wreckemup21 ,and also have 100%feedback on nitrotalk,and hobbytalk