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Edelbrock part #3771 Performer 400 EGR intake manifold is designed for 351M/400 Fords in one of the three following configurations: 1) OEM 2V carb and EGR system with supplied 2V EGR spacer; 2) 4V EGR system with either an Edelbrock #8053 4V EGR spacer, or an Edelbrock #8017 and Ford #E4ZZ9A-589E 4V EGR spacer; 3) For off-highway use, non-EGR 4V system with an Edelbrock #8714 4V spacer.
WARNING: This product can expose you to Lead, which is known to the State of California to cause cancer or birth defects or other reproductive harm. For more information, visit www.P65warnings.ca.gov.
Installation Notes
Intake gasket: Fel-Pro #MS96020; For non-EGR, off-road applications, use #8714 4V spacer; Replacement EGR plate gaskets: Edelbrock #3896 & #3897; Manifold height: A-3.60", B-4.75" (without EGR plates installed); Carb pad height: 4.17"; Carb recommendations: 2V OEM 2-Bbl off highway, Non EGR. 4V: Edelbrock AVS2 or Performer Series 600-650 cfm. For automatic transmissions use #1483 and #1493 or #1844; Port exit dimensions: 1.16" x 1.66"; Use RTV sealant to properly seal end seals, such as Edelbrock High Temp Silicone sealant #1076, DO NOT USE END SEALS GASKETS.; Hardened washers Must be used with intake bolts to ensure proper torque and prevent galling of the aluminum.