Energy Suspension Hyper-Flex Bump Stop - Pull-Through Style - 1.563 in Tall - 1.813 in OD - Fits 9/16 in Hole - Red - GM 1970-99 - Pair 42038BL or 8-Series IgnitionAdjustable slip collar

or 8-Series IgnitionAdjustable slip collar mounting flange for engines with modified deck heightsMechanical advance assembly can be locked out for crank trigger systemsO-ring seals can be installed for oil pressure control (modified blocks only)┬ ¼Î“ÇáSpecial oil tract improves lubrication to the distributor and cam gear┬ ¼Î“Çá0

1987-2008 Pontiac Grand Prix

Compatible with many OEM LS Intake Manifolds: LSA

390 in Top Diameter

Energy Suspension Hyper-Flex Bump Stop - Pull-Through Style - 1.563 in Tall - 1.813 in OD - Fits 9/16 in Hole - Red - GM 1970-99 - Pair 42038BL or 8-Series IgnitionAdjustable slip collarEnergy Suspension(R) performance bump stops help cushion a collapsing suspension, preventing bottoming out and expensive vehicle damage. Hyper Flex(TM) performance polyurethane bump stops for control arms, traction bars, leaf springs, etc. are guaranteed to last longer and operate more efficiently than original rubber stops. The smaller, general purpose bullet shaped snubber is ideal for control arms. The low profile button head is for use when