Volvo Penta U Joint Assembly 3860230 Fine Spline U-Joint Assembly | Volvo Penta 3860230 Volvo Penta 3860230 U-Joint Assembly Volvo Penta Fine Spline U-Joint Assembly Fine male 19 spline to fine female 27 spline For Volvo Penta 290, SP, DP, and DPX model stern drives Original Volvo Penta Replaces Volvo Penta 853561, 854615, 854616, 3858282