Edelbrock part #7520 Air-Gap Dual-Quad-O intake manifold is designed for street 396-502 c.i.d. Chevy V8's with 1975 & earlier oval port heads. This intake stands 7/8" taller than the low-profile C-66-O dual-quad intake and offer performance improvements in the 1500-6500 rpm range. The large runners feature our unique Air-Gap design that separates the runners from the hot engine valley for a cooler, denser charge.
Specifications:
| Description_ABR |
Intake Mnfld |
| Description_ASM |
Chevrolet:Big-Block:396 (6.5L)-502 (8.2L) |
| Description_DEF |
Engine Intake Manifold |
| Description_EXT |
Edelbrock RPM Air-Gap Dual Quad Manifold for Chevrolet 396-502 Big-Block V8 with large Oval Port Heads |
| Description_INV |
RPM Dual Quad BBC Oval Port Intake |
| Description_MKT |
Edelbrock part #7520 Air-Gap Dual-Quad-O intake manifold is designed for street 396-502 c.i.d. Chevy V8's with 1975 & earlier oval port heads. This intake stands 7/8" taller than the low-profile C-66-O dual-quad intake and offer performance improvements in the 1500-6500 rpm range. The large runners feature our unique Air-Gap design that separates the runners from the hot engine valley for a cooler, denser charge. |
| Description_LAB |
RPM Air-Gap Dual Quad Big Block Chevy Intake Manifold |
| Description_TRA |
Neither H.E.I. or mechanical tach drive distributors will fit |
| Description_TRA |
Recommended intake gasket: Edelbrock #7203. |
| Description_TRA |
Manifold height: A-4.81", B-5.56" |
| Description_TRA |
Carb pad height: 5.19" |
| Description_TRA |
Carb recommendations: Edelbrock AVS2 Series #1903 and #1904, 500 cfm. |
| Description_TRA |
Port exit dimensions: 1.60" x 1.93" |
| 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. |
| Rear Maximum Height |
5.560 |
| 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. |
| Vehicle Model |
Chevrolet |
| CNC Ported |
No |
| Flange Type |
4150 Dual-Quad (4-Barrel Square Bore) |
| Front Maximum Height |
4.810 |
| Finish |
Satin |
| EGR Port |
No |
| Center Maximum Height |
5.190 |
| Basic Operating RPM Range |
1500-6500 |
| Grade Type |
Performance |
| Material |
Aluminum |
| Single Or Dual Plane Type |
Dual |
| Series |
Dual-Quad/Multi Carb |
| Gasket Or Seal Included |
No |
| Length |
8.0000 |
| Width |
15.0000 |
| Height |
24.0000 |
| Weight |
24.0000 |
