RENN 3D PARTS
PART RECORD1981
CONTOUR ARCHIVEOWNER FILE18 AUG 2026

Crankcase Through-Bolt O-Ring Installer

ABS · PETG1 FILECC-BY-SAInstallation & alignment jigs
PART RECORDREF 1981
PART
Crankcase Through-Bolt O-Ring Installer
OEM
FITS
911 Original (901/911), 914
RENN-3D · PART RECORDREV 2026

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RECORD · RA / 19811 geometry fileInteractive preview
Fitment photographs
3 PLATES
Crankcase Through-Bolt O-Ring Installer — image 1 of 3
PLATE 01 / 03No caption recorded
File manifest
MAN-1981
  • [01]Through_Bolt_O-Ring_Installer-2.stl.STL
  • [02]Bounding box35.000 × 13.000 × 13.000 mm
  • [03]Volume1,829.108 mm³
Owner notes
BY DENVOGEL

Protective installation cap that covers crankcase through-bolt threads so an O-ring is not sliced while being installed. The creator designed it during a 914-6/911T engine rebuild and revised the shape for improved printing.

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END OF RECORD · RA / 1981STAMPED 18 AUG 2026