DEI Fuel Line Cover Kit is a safe and easy way to make sure you pass technical inspection for any USAC - 1/4 Midget Race. Meets USAC requirements for fireproof fuel line cover as stated in current rule book Includes 1-1/2' of 3/8 in. ID silicone covered glass braided sleeving & 4 heat shrink sleeves Rated to a max temperature of 520F for 136 hours