Landrum Front Coil Spring - 5.5" OD x 8.5" Tall - 550 lb. 913011 IMPORTANT NOTES: Direct bolt-on heads

IMPORTANT NOTES: Direct bolt-on heads for 1961-76 390-427-428 Fords

but may test the limits of older ones

billet aluminum pistons and hard chrome plated stainless steel shafts for exceptional durability and consistency

Holley EFI to O2 Sensor

Landrum Front Coil Spring - 5.5" OD x 8.5" Tall - 550 lb. 913011 IMPORTANT NOTES: Direct bolt-on headsLandrum Performance Spring, the leader in suspension technology, offers the GOLD SERIES, Dyno Tested Coil Spring. Designed to offer the racer a more consistent, accurately rated spring, GOLD SERIES Coil Springs are etched with the true linear dynamic rate of the spring graphically and numerically as it travels through its cycle. Made of the highest grade of Chrome Silicon Wire available. Consistent Performance and Reliability Landrum Performance