Edelbrock part #5409 Performer RPM Dual-Quad intake manifold is designed to fit 1958-1965 Chevrolet 348/409 "W" big-block engines with factory large port or with our Performer RPM W-series heads #60809 or #60819. The manifold deliver performance with Edelbrock Performer Series or Thunder Series AVS dual-quad carburetors, and they accept our dual-quad fuel lines, throttle linkage, and air cleaners. Includes Oil Fill Tube (not installed) and matching push-in Breather. Oil Fill Tube and Breather are also available separately as #4803. Carb center-to-center measurement is 6-7/16".
Specifications:
| Description_ABR |
Intake Mnfld |
| Description_ASM |
GMC:W Big Block:348 (5.7L)/409 (6.7L) |
| Description_DEF |
Engine Intake Manifold |
| Description_EXT |
Edelbrock Performer RPM Dual-Quad Large Port Intake Manifold for Chevrolet W-Series V-8 |
| Description_MKT |
Edelbrock part #5409 Performer RPM Dual-Quad intake manifold is designed to fit 1958-1965 Chevrolet 348/409 "W" big-block engines with factory large port or with our Performer RPM W-series heads #60809 or #60819. The manifold deliver performance with Edelbrock Performer Series or Thunder Series AVS dual-quad carburetors, and they accept our dual-quad fuel lines, throttle linkage, and air cleaners. Includes Oil Fill Tube (not installed) and matching push-in Breather. Oil Fill Tube and Breather are also available separately as #4803. Carb center-to-center measurement is 6-7/16". |
| Description_LAB |
Performer RPM Big Block Chevy 348/ 409 Dual-Quad Large Port Intake Manifold |
| Description_INV |
RPM Dual Quad 348/409 Large Port Intake |
| Description_TRA |
Recommended intake gasket: Edelbrock #7240 or Fel-Pro MS9788B |
| Description_TRA |
Manifold height: A-4.03", B-5.21" |
| Description_TRA |
Carb pad height: 4.62" |
| Description_TRA |
Carb recommendations: Edelbrock AVS2 Series #1903 and #1904 500 cfm. |
| Description_TRA |
Port exit dimensions: 2.39" x 1.15" |
| Description_TRA |
Use RTV sealant to properly seal end seals, such as Edelbrock High Temp Silicone sealant #1076, DO NOT USE END SEALS GASKETS. |
| Description_TRA |
Hardened washers Must be used with intake bolts to ensure proper torque and prevent galling of the aluminum. |
| Gasket Or Seal Included |
No |
| Basic Operating RPM Range |
1500-6500 |
| Color |
Satin |
| Material |
Aluminum |
| Center Maximum Height |
4.620 |
| Grade Type |
Performance |
| Front Maximum Height |
4.030 |
| EGR Port |
No |
| Sereies |
Dual-Quad/Multi Carb |
| Rear Maximum Height |
5.210 |
| RGL |
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. |
| Flange Type |
4150 Dual-Quad (4-Barrel Square Bore) |
| Single Or Dual Plane Type |
Dual |
| Vehicle Model |
Chevrolet |
| CNC Ported |
No |
| Series |
Performer RPM |
| Length |
8.0000 |
| Width |
15.0000 |
| Height |
24.0000 |
| Weight |
25.0000 |
