Engine: Caterpillar 3066. Core Height: 32-3/4 in. (831.85 mm). Compatible Models. Lawn & Garden. How do I know my order was placed successfully?. Call us at888-672-7876 — we’re happy to help. Call us toll-free at1-888-6PARTS6 (1-888-672-7876) or directly at517-347-7033.