This intake manifold is a component of the cooling unit. Suction Part(s) Included RE10980: Manifold (x1) Specifications Orifice Diameter: 0.32″ Weight: 0.15 lbs Thread Size 2: 1.25 Metric Thread Size 1: 1.75 Metric Thickness: 1″ Length: 3.74″ Hole Spacing: 1.32″ Width: 1.54″ Fits 1055, 1155, 1157, 1158, 1166, 1166H4, 1169H4, 1174, 1174H4, 1177, 1177H4, 1188, 1188H4, 2355, 2555, 2755, 2855N, 2955, 300D, 3055, 310C, 310D, 315C, 315D, 3255, 3430, 344E, 3830, 4040, 4050, 4055, 410B, 410C, 410D, 4230, 4240, 4250, 4255, 4420, 4425, 4430, 4435, 4435 Hydro, 4440, 444D, 444E, 4450, 4455, 4555, 4560, 4630, 4640, 4650, 4755, 4760, 4840, 4850, 4955, 4960, 510B, 510C, 510D, 540E, 544D, 544E, 544G, 548E, 5720, 5730, 5820, 5830, 595, 595D, 6000 Hi-Cycle, 610C, 624E, 624G, 640E, 643, 643D, 644D, 644E, 644G, 648E, 6500, 6610, 6620, 6622, 670B, 6710, 672B, 6810, 690C, 690CR, 690D, 690DR, 690ELC, 6910, 693C, 740E, 7440, 7445, 748E, 770B, 770BH, 7720, 772B, 772BH, 790, 790D, 792, 793D, 844, 8450, 850B, 8560, 8650, 8760, 8820, 8850, 892DLC, 8960, 9400, 9500, 9500Sh, 9600, 9920, 9930, 9950, 9960, 9965, CTS