I have two micro max engines for sale. Both engines have lettered cylinders. One engine is an AM Racing Engine the other was built by Kartsport and CMP. The AM engine has an EVO upgrade installed and won the first race we ran with the EVO installed. I have everything to make it a prevo also. Asking $4,200 for both engines and everything Rotax I have. Will separate if wanted. Both engines are strong, don’t be shy make an offer. Text, email or call, Jason @ (704) 740-5618.