Poulan Pro PP4218A 18" 42CC 2 Cycle Gas Powered Chain Saw Home Tree Chainsaw Poulan Pro manufacturer rebuilt 2 Cycle gas powered chain saw Engine Type: 42cc 2-cycle Gas Gas Mixture: 40:1 Gas/Oil ratio Super clean air filter system keeps performance up to par for a long life of cording firewood Anti-vibe handles cushion vibrations so the saw won't rattle your arms out of your socket when you work