Are SpaceX engines 3D printed?

Car Engine - Download Free 3D model by klaxoneer (@klaxoneer) [d440e8b]

V8 Engine 3D Models – 3D Horse

Disassembled V8 Small Block engine - Buy Royalty Free 3D model by Veaceslav Condraciuc (@FLED) [d1b0416]

3D Printed Engine  - Core77

Purchase Scan Files — Bremar Automotion 3D Scan Store

I knew I would print this sooner or later. So here is my 3D printed jet engine. I used different colors for the stators so they roughly reflect the temperature of the

Caterpillar C35 Engine CAD Model - 3DCADBrowser

3D Printing V8 Engine Part 1: Creating Pistons and Engine Block

S-3D Rocket Engine Overview

1/4 B-Series (B16/B18) Scale Engine - DIY Kit – dbsworks