Select page: ST973677 Engine ST973681 Housing, Axle and Wheels ST973683 Blade Shaft and Drive ST973684 Handle, Starter Control, Shift Linkage and Grass Collector ST973686 Decals Other parts group: 10 38-BV (SA230820) Scarifier 4-Cycle Engine 38-BV (SA1424) Scarifier 4-Cycle Engine