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Think you have to scour the local bone yards to find a decent set of GM's old double hump or fuelie cylinder head castings? Not true. In fact, we've brought back classic Chevy performance in a big way with these ready-to-run heads for small block Chevy. Our versions of the popular GM cylinder heads offer great performance for less than it would cost to rebuild an old set of double hump castings.
( 125 )
$649.99
$599.99
On Sale
ATK offers select parts for your build, including cylinder heads. They use them in their engine combinations and are available to complete your small block Ford engine or upgrade existing components. ATK High Performance 205cc SBF aluminum cylinder head features: * A356 aluminum construction * Stainless steel intake and exhaust valves * Manganese Bronze valve guides * Viton® valve seal * Powder meatal valve seats * Steel retainers with 7-degree bead lock keepers * Spark plug dimensions: 14mm x .750 in. with gasket seat * Head bolt diameter: 1/2 in.
Not Yet Reviewed
$698.99
$648.99
On Sale
Outfit your top end with a set of these assembled ATK High Performance aluminum cylinder heads for small block Chevrolet. They're cast, machined, and assembled with A356 aluminum alloy. The heads feature the latest port designs for maximum efficiency and increased power, and improved stock exhaust port location for better header fitment. ATK High Performance aluminum cylinder heads for small block Chevrolet include: * 2.020 in. stainless steel, swirl polished with undercut stem intake valves * 1.600 in. stainless steel, swirl polished with undercut stem exhaust valves * Manganese bronze valve guides * Alloy valve seats * 1.437 in. diameter valve springs (.600 in. max valve lift) * Chromoly 7-degree valve spring retainers * Single groove 7-degree valve locks * Valve spring locators * 5/16 in. flat pushrod guideplates * 3/8-24 in. rocker arm studs
Not Yet Reviewed
$798.99
$748.99
On Sale
These Grade 8 alloy head bolts from Mr. Gasket are a great way to attach your new heads to your block. They are a longer length to compensate for thread length lost when using head bolt washers. They are available in a variety of applications.
( 3 )
$73.89
$40.64
On Sale
Brodix offers IK 215 Series cylinder heads for small block Chevy 350 and 400 engine applications—focusing on the only two things that matter: performance and price! They include a revolutionary ultra casting, versatile intake ports designed for optimum versatility, and combustion chambers that allow the use of several types of fuel. Standard features are A-356 virgin aluminum alloy, phosphorous bronze valve guides, valve seats for use with unleaded fuel, ends milled and drilled for accessories, and a straight spark plug angle. These are the most affordable high-quality aluminum cylinder heads on the market. The hassle-free top-end combo kits include: * Complete cylinder heads * Intake manifold (4150 Series) * Valve covers * Headbolts and washers * Intake bolts and washers * Valve cover studs and nuts * Head gaskets * Intake gaskets * Exhaust gaskets * Carburetor gaskets * Valve cover gaskets * Spark plugs * Brodix hat IK Series 23-degree cylinder head details: * Standard valve cover pattern * 64 cc / 70 cc combustion chambers * Straight spark plugs * Ends milled and drilled for accessories * Ductile iron valve seats for use with unleaded fuel * CNC-ported combustion chambers available as large as 75 cc
Not Yet Reviewed
$3,255.99
$3,093.19
On Sale
ATK offers select parts for your build, including cylinder heads. They use them in their engine combinations and are available to complete your big block Chevy engine or upgrade existing components. ATK High Performance 315cc BBC cylinder head features: * A356 aluminum construction * Stainless steel intake and exhaust valves * Manganese Bronze valve guides * Viton® valve seal * Powder meatal valve seats * Steel retainers with 10-degree locks * Spark plug dimensions: 14mm x .708 in. with gasket seat
Not Yet Reviewed
$1,048.99
$998.99
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