LS LS1 Coolant / Steam Port Block Off Plate Set

Coolant Steam Port Plugs

Includes 2 coolant ports, 2 o-rings, and 2 bolts

• Compatible with all GM LS series engines
• Can be installed on the front or rear of the cylinder heads
• Made in Wichita, Kansas from aerospace grade, USA produced, billet aluminum

*These do NOT have holes for crossover tube attachment