This is the Engine Mount For the HPI Racing WR8 and Bullet Nitro Series Metal construction Two engine mounts These mounts can be installed on 1/8 WR8 3.0 F0RD Fiesta Rally Abu Dhabi RTR 1/10 Bullet MT 3.0 Nitro 2.4GHz RTR 1/10 Bullet ST 3.0 Nitro 2.4GHz RTR 6/8/12 pjw ir/jxs &