FOR INTERNALY BALANCED ENGINE
Stage 4: This blower is the holy grail for high performance racing using alcohol and/or nitro-methane fuel. Hard anodized interior and rotors for added strength and efficiency. The rotors Have 18pt Teflon stripped on the lips and valleys & Teflon on the Front And REAR Competition Bearing Plates. This blower can produce extremely high boost levels. Intended for Competition use only.