Landrum 12" Gold Coil Front Spring - 5.5" O.D. - 800 lb. V2P2101 ButlerBuilt Seat 16in SFI 39

ButlerBuilt Seat 16in SFI 39

Calibrated to compensate for unique engine loads found on boats

46mm steel body

1-1/4 in Diameter A-Frame Bars

built-in data-logger that records up to two minutes of air/fuel and rpm data

Landrum 12" Gold Coil Front Spring - 5.5" O.D. - 800 lb. V2P2101 ButlerBuilt Seat 16in SFI 39All front springs are closed and ground on one end to provide proper contact with the jack plate, not forged. The opposite end is either open or closed tangential to fit properly into the lower control arm. Consistent Performance and Reliability Landrum Performance Springs give you the consistent high performance and reliability you need. We use state of the art designs, materials, and manufacturing processes to produce race springs that out perform