The Edelbrock Performer 289 #2121 intake manifold is designed for street 260-289-302 c.i.d. Ford V8's without EGR. Will not fit Boss 302 or 255 c.i.d. V8's. Edelbrock carbs will work with Ford automatic overdrive trans (AOD) when used with Lokar bracket SRK-4000, for more info call (865) 966-2269 or go to www.lokar.com. The Edelbrock Performer 289 #2121 intake manifold is a dual-plane, low-rise intake manifolds with a 180? firing order and patented runner design that you won't find in other brands. This patented design greatly improves torque over a wide rpm range for excellent throttle response, especially off-idle through the mid-range. This Performer intake manifold is ideal for passenger cars, trucks, 4x4s, tow vehicles and RVs. The Edelbrock Performer 289 #2121 also features a natural aluminum finish for a classic look. For the ultimate "Made in USA" quality, every Edelbrock intake manifold is cast and machined in the USA.
Installation Notes:
• Recommended intake gasket: Edelbrock #7220
• Manifold height: A-3.50", B-4.75"
• Carb pad height: 4.12"
• Port exit dimensions: 1.09" x 1.84"
• 4-Barrel square bore carburetor flange
• Due to the design of Performer manifolds, the throttle and kickdown bracket on some vehicles may require modification to fit. When using Edelbrock carburetors, use #1490 or #1845 throttle plate kit.
• 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.