I re upholstered my old boat. Don’t be scared to dig in & peel off the old stuff & use it as your pattern for the new vinyl. Same goes for the old plywood, just get green treated plywood, it’ll last longer than the laminated original stuff. Pull snug...
Hi, sounds like maybe at 3000, your engine is producing so much torque, that a pressure relief valve might be popping open in the hydraulics, or maybe bypassing fluid inside the hydraulic cylinders…?