ButlerBuilt Factory Advantage Aluminum Seat Kit - 16-1/2 in Wide - 10 Degree Layback - Black Velour Cover 4190MS-112 00” dynamic or fixed bolt

00” dynamic or fixed bolt pattern for rotor mounting

1971-1973 Chevrolet G20 Van Base CID 307 Naturally Aspirated GAS

gear tooth cutting

1995-1999 GMC Jimmy

OD - Port Shape Same As Port - Fits Angle Plug Heads

ButlerBuilt Factory Advantage Aluminum Seat Kit - 16-1/2 in Wide - 10 Degree Layback - Black Velour Cover 4190MS-112 00” dynamic or fixed boltProduct Description: Seat and Cover Factory Advantage 16 1 2 in Wide 10 Degree Layback Black Velour Cover Included Aluminum Natural Sold Individually Racers have chosen BUTLERBuilt Professional Seat Systems for their seating needs for over 20 years. BUTLERBuilt has always been proactive in their approach to seating issues. BUTLER Built works hard to stay abreast of any and all seat related issues since pioneering the first custom built aluminum seat