# KRACER97 - Sim Racing & Hardware Engineering Hub > Direct Drive FFB, 4080 Aluminium DIY Cockpit, iRacing Telemetry & RC Technology Portal. ## Main Navigation - [Main Portal](https://kracer97.com/): Apex Pro Simulators & Hardware Engineering Hub - [Blog Posts](https://kracer97.com/start.html): WordPress-based Sim Racing Tech & Hardware Posts - [StartGuide Docs](https://kracer97.com/StartGuide/#/doc/001): 30 Core Sim Racing Technical Documents & Blueprints ## Core Focus Areas 1. Direct Drive Wheelbases & FFB Slew Rate Tuning (15~25Nm) 2. Loadcell & Hydraulic Brake Pedals (100kg+ Trail Braking) 3. 4080 Aluminium Profile Flex-Zero Custom Cockpit Blueprints (BOM) 4. Triple Screen 1:1 FOV Geometry & VR HMD Comparison 5. MoTeC i2 Pro Telemetry Analysis (Tire IMO, Suspension Travel, Slip Angle) 6. 1/10 RC Car Brushless Motor KV, ESC Boost/Turbo Timing