RPM Air-Gap Holden 253-304-308 1988-98 Intake Manifold

The Edelbrock RPM Air-Gap #7594 intake manifold is designed for street and high performance 308-383 c.i.d. Holden V8 engines that utilize the 1988-98 Holden VN cylinder heads. This RPM Air-Gap manifold is a dual-plane design that is tuned for both excellent throttle response and greater horsepower from 1500 to 6500 rpm. Plus makes more torque and more HP than any dual plane manifold on the market. This manifold has been designed to fit both stock 1988-1998 EFI style heads and the Edelbrock Holden VN RPM cylinder heads. The Edelbrock RPM Air-Gap #7594 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: Stock gasket set or equivalent
• Do not use high performance or competition type intake gaskets for street application. Due to material deterioration under street driving conditions, internal leakage of both vacuum and oil may occur.
• Manifold height: A-4.80”, B-5.82”
• Carb pad height: 5.31”
• Port exit dimensions: 1.16” x 2.00”
• Retains all necessary water and accessory bosses
• 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.