Landrum Chevrolet Multi-Leaf Spring (Asphalt) - Rate: 150 lb. 57800BK Kit includes a 4" diameter

Kit includes a 4" diameter water pump pulley with a 6-groove main drive and 3-groove accessory drive

Aluminum nuts are pre-drilled for safety wire to prevent nuts from working loose and causing leaks

Designed for use with the Holley VR1 and VR2 Series Brushless in-line fuel pumps

Grommet Kit (4) for Kwik-Relief Valves

Simply drill a hole in the exhaust

Landrum Chevrolet Multi-Leaf Spring (Asphalt) - Rate: 150 lb. 57800BK Kit includes a 4" diameterChevrolet Multi Leaf Spring Front bolt: 1 2", Rear eye: 1 5 8", Rate: 150, True arch: 5. 0", Weight: up to 2300 (4 Leaf Asphalt) Recommended Weight: IMCA up to 2300 4 Leaf (48 50% Rear Weight). Landrum Leaf Springs Specifications: Extra Heavy Duty Clench Clip System Prevents Inconsistent Side Bite Landrum leaf springs contain Chrome Vanadium, Carbon, Manganese, Silicon, Nickel, Molydenum and Tungsten Teflon(R) Inserts to Prevent Inner Leaf Friction