:Edelbrock Part # 70855 Victor EFI Tunnel Ram base is a modern updated design to our very successful Victor Ram 2-R Tunnel Ram, which was first released over 35 years ago. It's designed for use with 468-582 c.i.d. standard-deck Chevrolet V8 engines with conventional rectangular port cylinder heads. This new and improved design has 7” long runners with close to 5.5 square-inches at the plenum, making it 25% larger than our current Victor Ram 2-R Tunnel Ram base! This is the ideal intake manifold for any modern high horsepower demanding application. Will fit Edelbrock Victor series race cylinder heads #77409, #77459 and #77609.
Center Maximum Height 10.750 in
CNC Ported No
Front Maximum Height 10.750 in
Rear Maximum Height 10.750 in
Single Or Dual Plane Type Single Plane
Recommended intake gasket: Edelbrock # 7208 or Fel-Pro # 1275
Distance from carb center to carb center: 9.40"
Manifold height: 10.75"
Port exit dimensions: 1.78" x 2.50"
Generously sized port exits; R=1.44"; F=1.06"; W=1.78"; H=2.50"
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.