Integy RC Model Hop-ups BAJ152BLUE Type II Rotary Type Engine Start Kit for HPI Baja 5B, 5T, 5B2.0 & 5SC Genuine Integy Parts Ship Fast Direct From Our US Warehouse Top-Quality Materials & Superb Craftsmanship Preferred by Knowledgable Model Hobbists & R/C Enthusiasts Most Orders Processed Same Day. Reliable & Fast Shipping With Tracking Number Check The Manufacturer's Support Website For Cross-Reference Part Search