Mechanical — 3D-printable BMW parts

Replacement flexible tether for the E30 OBD-I diagnostic connector cap, approximated from a broken original and physically used by the creator. Print in a flexible, heat-resistant material and verify cap retention.

Battery-retaining spacer reproduced from BMW component 61211350825 for E30, E34, E39 and E46. BMWFans identifies it as spacer 1350825 and confirms those chassis among broader BMW usage. Match battery size, tray slot and hold-down engagement, and do not use it to compensate for an incorrect battery or damaged clamp.

Mine got lost, so I decided to make one! Print in PETG or other heat resistant filament. BMW (E46 3 Series, E83 X3) Battery Positive Terminal Base B + - Cover Cap (61138371011) Fuse and insulate any added wiring correctly, secure it from chafe and confirm the circuit remains serviceable.

Replacement holder for the BMW E36 engine-bay inspection lamp, physically printed by the creator. Use ABS, nylon or another engine-bay-rated material, secure the lamp wiring away from heat and moving components, and verify the lamp cannot detach.

Replacement front engine wiring holder for E30 M20 and creator-listed E28/E34 applications, physically compared with the original. BMWFans confirms holder 11141716134. Use ASA, ABS or another engine-bay-rated material and inspect for heat distortion.

Straight and 90-degree two-piece shells for repairing disintegrated 2.5 mm watertight terminals on BMW E30, E36 and E46. The source shows completed physical connectors. Bond with suitable RTV and verify terminal lock, polarity, insulation and sealing.

Press-on replacement cover for the original BMW E21 fuse box. The creator physically installed the ASA print and notes that the 220 mm model can be split and solvent-welded for smaller printers. Verify clearance, electrical isolation, heat resistance and secure retention.

Dimensioned replacement wiring clip for BMW E21, E28 and E30, physically shown in use. BMWFans identifies the two creator-listed catalog applications as cable clamp 63121364431 and clamp 61131362825. Use heat-resistant material and verify loom diameter and mounting-hole retention.

Replacement cable holder corresponding to BMW 61131267476. The creator notes that ABS prints are less flexible than the original and accept a smaller loom or hose. RealOEM and BMWFans list the holder for E21 among many classic BMW applications; only E21 is linked here because the source does not enumerate chassis.