Landrum 10.5" Gold Coil Rear Spring - 5" O.D. - 300 lb. 21411513 Prevent cam bolts from backing

Prevent cam bolts from backing out at high RPM and load with our cam lock plate and bolt kit for Chevrolet Small and Big Block

12 AN Hose to 7/8 in NPT Male O-Ring

065 in Wall

Self-tuning ECU means you dont have to be a computer/tuning wiz to have EFI

Landrum 10.5" Gold Coil Rear Spring - 5" O.D. - 300 lb. 21411513 Prevent cam bolts from backingAll rear springs are closed and ground on both ends which insures proper contact with the jack plate and spring seat. 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 the competition and help put you in victory lane. Lightweight, High Travel and Durable