Skunk2 Billet Intake & Exhaust Port Covers | K-series Heads (666-05-0100)The SKUNK2 K series intake and exhaust covers provide a simple storage and transportation solution for serious Honda K series engine builders. Racers, custom engine builders and home garage mechanics all want to protect time and money spent on precious valve seats from any debris entering through the intake and exhaust ports. In the high stakes game of drag racing, time is money and money does not grow on trees yet burns in quarters of a mile! So much