What kind of intake manifold does a hemi head use?
What kind of intake manifold does a hemi head use?
Stock or big valve versions. Standard 16-bolt or vertical 6-bolt or 10-bolt GM style intake manifold pattern configuration, or 16 & 6 or GM & 6 patterns. Stock low exh port or raised exh port.
Are there 426 Hemi exhaust gaskets that work?
These 426 Hemi exhaust gaskets are the only “correct” units available on the marketplace. They fit original Chrysler , Mopar performance , Stage five engineering , Indy legend and many other 426 Hemi heads with standard exhaust ports. They work with headers or factory manifolds . Will not work on raised port heads .
Why are Edelbrock Genii 426 hemi heads as cast?
Our heads flow 400 cfm as cast, right out of the box. This makes it much easier to build a 650-800 horsepower motor with an as-cast head, which saves money on porting and allows room for porting down the road if you need it.” On the exhaust side of the equation, Edelbrock bucked conventional wisdom to some degree.
What to do with a 426 Hemi head?
A “Half-Solid” version can be ordered for extreme power configurations or external water ends for twin-turbo endurance. An option of a “Smooth-End” setup for Custom Rods where you can have the dependability of a 426 and the “clean-looks” of a 392 early model.
What are 426 cast iron street hemi heads?
426 CAST IRON STREET HEMI HEADS Hemi Cast Iron Cylinder Heads are designed for more power. Stiffer and stronger than original, increased material permits porting for improved airfl ow. Features the same outward appearance as the original 1966–71 heads, except for the shape of the alternator boss.
These 426 Hemi exhaust gaskets are the only “correct” units available on the marketplace. They fit original Chrysler , Mopar performance , Stage five engineering , Indy legend and many other 426 Hemi heads with standard exhaust ports. They work with headers or factory manifolds . Will not work on raised port heads .
What kind of intake manifold do I need for a Hemi 426?
Standard 16-bolt or vertical 6-bolt or 10-bolt GM style intake manifold pattern configuration, or 16 & 6 or GM & 6 patterns. Stock low exh port or raised exh port. Single or Dual spark plug versions. For supercharged engines stainless steel exh guides and chrome-moly int guides are recommended.
How much horsepower does Edelbrock Genii 426 hemi heads have?
Bolting on a set of Edelbrock’s Victor Jr. Hemi heads, horsepower increased to 629.2, and torque came in at 646.5 lb-ft. Simply bolting on these heads was good for a power increase of 22.5 horsepower, with no other modifications. Add some other modifications to the Gen II Hemi, and you’ll see even more power.
