AIR FILTER COVER FOR STAGE 1 CHROME 978249 All KB forged pistons are

All KB forged pistons are made from 4032 alloy

1-step larger than White / 531956 Yellow

Universal fender struts for BK Stiletto fenders

Touch the engine with the metal probe

compared to the stock S&S filter element - Adds 37% air flow - With pleated woven cotton gauze filter media - Pre-oiled - Filter is washable and reuseable Note: See 531428 for extra wide filter element only (without offset studs)

AIR FILTER COVER FOR STAGE 1 CHROME 978249 All KB forged pistons areAir Cleaner Outer CoverReplacement and optional components for all Ness Billet Sucker and Big Sucker air filter kits Not For PART #s 1010 0891, 0892, 1014, 1011, 1012, 1013.