I converted a 2.5R Revo to electric with custom 3D printed parts (and a purchased motor mount) : r/rccars
Amazon.com: GPM For Traxxas Revo/Revo 3.3 / E-Revo Brushless/E-Revo VXL 2.0 Upgrade Parts Aluminum Front Or Rear Adjustable Spring Dampers (85mm) With Aluminum Ball Ends - 2Pr Set Blue : Automotive
TRAXXAS REVO 3.3 ELECTRIC CONVERSION UPGRADES - YouTube
nitro revo to brushless conversion - R/C Tech Forums
Traxxas Nitro Revo Slayer Electric Conversion | eBay
REVO Electric Brushless Motor Mount M3/M4 1717 Version Conversion Traxxas E | eBay
Brushless Conversion Motor Mount Set for 1/10 Revo 3.3 & Slayer(both) for R/C or RC - Team Integy
Project: Electric Revo Conversion Part 4 - YouTube