⚙️ BMW E30 C101 Connector Harness Mount・ STL File for 3D printing・Cults

BMW E30 C101 Connector Harness Bracket – OEM Model Alternative
The C101 connector brackets on BMW E30s are sometimes damaged or lacking, and unique replacements might be onerous to seek out.
This high-quality OEM-style substitute bracket is designed to carry the C101 engine harness connector securely in place, similar to the manufacturing facility unique.

✅ Replaces OEM half quantity: 12521710729
✅ Direct match for all BMW 3 Sequence E30 fashions from 1981 to 1992, together with:
325i, 325is, 318i, 318is, and M3

Constructed to final and made for an ideal match – perfect for restorations, engine swaps, or just changing a broken or lacking bracket.

Greatest Choices (for skilled or long-term use):
SLS (Selective Laser Sintering):
Robust and heat-resistant. Nylon (PA12) is your best option for under-hood components. No helps wanted.

SLA (Resin Printing):
Excessive element and good energy. Use a troublesome or high-temperature engineering resin.
Be certain that the resin can deal with engine bay situations (at the least 70 °C warmth resistance).

FDM Printing (for house customers):
When you’re printing this on an everyday FDM printer (like a Bambu, Prusa, Ender, and so on.), listed below are the settings we advocate:

Materials: PETG (robust, versatile, heat-resistant)
Options: ABS or ASA (in case you have an enclosed printer), or Nylon (when you’re skilled)

Layer peak: 0.2 mm

Infill: 30%
Use a grid or gyroid sample for higher energy with out utilizing an excessive amount of filament

Helps:
Sure – allow helps from the construct plate solely
That is vital to assist the overhangs with out making cleanup too onerous

Half orientation:
Lay the flat mounting aspect instantly on the print mattress for finest energy and accuracy

Cooling fan:
PETG: use 40–50% fan
ABS/ASA: flip off fan, print in an enclosure to keep away from warping