SOHC - Xtreme Energy: Mild upgrade for stock cam ; 248/254 Advertised Duration, 210/216 Duration .050", .500"/.500" Lift, 111 Lobe Separation; Requires cam gear set part #10246SET; Requires part #26113-16 valve springs and either 792-16 steel retainers or 791-16 titanium retainers; Part #26125-16 high load valve springs also available