Hold tight! I'd check used markets; Z8 bodies sometimes pop up around $3300. Plus, that leaves cash for essential lenses! Amazing value!
Been shooting motorsports with Fuji for years. Forget chasing 'sharpest'. The 50-140mm f/2.8 is a workhorse. Focus is quick, build is solid....
Consider Sigma's 150-600. Be careful in windy conditions, make sure your tripod's stable!
Zuiko 50mm f/1.8! Amazing sharpness, dirt cheap. Check lens alignment per OM service manual specs!
Check the Sigma 35mm f/2 DG DN. Great sharpness, around $650, and Z mount.
Beyond typical grips, consider a SmallRig Arca-Swiss plate with integrated grip (model 4159). Seriously enhances stability! Its CNC-machined aluminum ...