KLR650 Gen-1: Backfire Cause Diagnosis & Fix

Reference Videos: My KLR carburetor rebuild/upgrade video:    • KLR650 Gen-1: Carb Rebuild & KLX Upgrade   One-Up Moto Garage: How to Tune Your Pilot Circuit (recommended)    • How to Tune Your Pilot Circuit | Mixture S...   RevZilla: Backfiring and Decel Pop    • Backfiring and Decel Pop — Is It Bad For Y...   Product Links: Header crush gasket: https://eaglemike.com/shop/ols/produc... Thumb fuel mixture screw: https://eaglemike.com/shop/ols/produc... Carb screw upgrade kit: https://eaglemike.com/shop/ols/produc...