Our water neck spacer for the SB & BB Chev engine adds 2x 3/8" NPT auxillary ports which can be used to add coolant lines or sensors, including a water feed for your turbocahrger or supplying extra coolant to the rear of the cylinder heads. 

  • Includes high-temp Viton o-ring 
  • Height = 27mm

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CVR Water Neck, Billet Aluminium, Red Anodized, O-Ring, 90 Degree, 1.5 in., For Ford, Small Block, 351W, Each

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