Cylinder Head Coolant Steam Port Crossover Throttle Body Bypass Hose Kit for LS1 LSX LM7 LR4 LQ4 LS6 L59 LQ9 LM4 L33 551675

Coolant Steam Crossover Hose Kit Fit for: all GM LS series engines Passengers side port adapter has two 1/8"npt ports, drivers side port adapter has one 1/8"npt port Includes: 2 orings, 2 bolts, 2 coolant ports, 1 fitting (1/4" hose barb, to radiator), and 1 stainless steel braided hose Made in Wichita, Kansas from aerospace grade, USA produced, billet aluminum Can be installed on the front or rear of the cylinder heads Thread sealant NOT included Will not work with passenger side mounted alternator bracket kits