Allstar Performance Bump Spring Cup 1.160" Step OD x 16mm Shaft Body Bolt Washer Eight ventilation holes for use

Eight ventilation holes for use with Stilo Helmets Top Air systems

These cyilnder heads were targeted at larger cubic inch engines

1984-1986 Chevrolet K30

hydraulic wing cylinders

Bolts Included

Allstar Performance Bump Spring Cup 1.160" Step OD x 16mm Shaft Body Bolt Washer Eight ventilation holes for useLightweight bump spring cups are made from 6061 T6 aluminum and have a black anodized finish. Cups feature a bronze bushing, allowing the shock shaft to move freely during suspension travel. Cups have a 2" O. D. sized for Hypercoil and most Landrum bump springs. Two are required and should closely match bump spring I. D. size to appropriate bump spring cup step O. D. size from chart. Sold each. Specialty items for the Shop, Trailer and Track. The