![T-Maxx 2.5 and Revo 2.5r. Neither has been used in probably 10 years. I want to get them running again but have no idea where to start. Advice? : r /rccars T-Maxx 2.5 and Revo 2.5r. Neither has been used in probably 10 years. I want to get them running again but have no idea where to start. Advice? : r /rccars](https://preview.redd.it/q2x5188clwl11.jpg?width=640&crop=smart&auto=webp&s=43e7358931cf1e8cfd5e34edc2c4f5344d5e0ac6)
T-Maxx 2.5 and Revo 2.5r. Neither has been used in probably 10 years. I want to get them running again but have no idea where to start. Advice? : r /rccars
![Traxxas TRX5207R - Traxxas Trx 2.5R Engine Ips Shaft W/ Recoil Starter | Nitro Engines for Remote Control Cars | Wheelspin Models Traxxas TRX5207R - Traxxas Trx 2.5R Engine Ips Shaft W/ Recoil Starter | Nitro Engines for Remote Control Cars | Wheelspin Models](https://d3kia4uusq9en9.cloudfront.net/img/TRX-5207R-2cd8.jpg)
Traxxas TRX5207R - Traxxas Trx 2.5R Engine Ips Shaft W/ Recoil Starter | Nitro Engines for Remote Control Cars | Wheelspin Models
![Traxxas TRX 2.5R .15 Rear Exhaust Nitro Engine (Standard Plug) (Non Pull Start) [TRA5204R] - HobbyTown Traxxas TRX 2.5R .15 Rear Exhaust Nitro Engine (Standard Plug) (Non Pull Start) [TRA5204R] - HobbyTown](https://images.amain.com/cdn-cgi/image/f=auto,width=950/images/large/tra/tra5204r.jpg)