Tune-Up Kit for Toro 50 Inch TimeCutter Z with V-Twin Engine MX5060 Z5035 74376. (1) Tune Up Kit. Replaces OEM Part Numbers. 50 IN Timecutter with FR Engine. 74730, 74631, 74630 SS5000 TimeCutter Zero Turn Mower. 74632 SS5060 TimeCutter Zero Turn Mower. 74641, 74776 MX5060 TimeCutter Zero Turn Mower. 75750 (TimeCutter 5000 Riding Mower) 75753 TimeCutter 5000C Riding Mower. 75759 (TimeCutter MX 5000 Riding Mower). (As shown in the picture). If you are satisfied with our products and services, hope to take up your little precious time to leave feedback reviews for our products. Your satisfaction is our effort. Welcome to order again! Have a great day!