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Moroso 63440 - Restrictors, Water Outlet

Since 1968, Moroso Performance Products is one of the worlds most respected suppliers of automotive equipment for racing and street performance applications!

Water Outlet Restrictor Kit
3 Restrictor Plates
5/8 in./0.75 in./1 in. ID
2 1/8 in. OD
GM V6/V8 Eng./Ford 260-302/351W Eng.
Anodized Aluminum
Please Call for Availability
Shipping: Free Shipping* On Orders Over $99!


• Restricting coolant flow leaving the engine lets you control the amount of heat absorbed by the coolant
• Red, gold, and blue anodized aluminum restrictor plates are mounted under the water outlet on the intake manifold
• Kit consists of three restrictor plates with 5/8", 3/4", and 1" I.D. holes for optimum coolant flow, 1-1/8" O.D.

California Proposition 65

California Prop 65WARNING: Cancer & Reproductive Harm -


  • 63440
  • 63440
  • 84663634406
  • Moroso
  • New

Shipping Information

  • Item Requires Shipping
  • 0.1 lbs.
  • W3.7500” x H0.7500” x L5.0000”
  • Free Shipping* On Orders Over $99!

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