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PROMAXX Performance Shocker Series Small Block Mopar Cylinder Heads

If you are a small block Mopar enthusiast, you know your choice for performance cylinder heads is limited. PROMAXX Performance Shocker Series small block Mopar cylinder heads are a fully CNC-machined. Don't be stuck with over-priced, under-performing cylinder heads. Let the PROMAXX Performance Shocker Series cylinder heads wake up your small block Mopar. Features, items, and specs: * 171cc fully-ported runners * 5-angle valve job * Diamond-honed bronze guides * Large spring pockets * Multiple spring options * 21-4N one-piece swirl-polished back-cut stainless steel valves are available

5.0 out of 5 stars ( 1 )

$2,023.00

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$2,788.00

AFR 195cc SBC Eliminator Street Heads

AFR 195cc SBC Eliminator Street Heads are fully CNC-machined (combustion chamber, intake, and exhaust ports) and available in your choice of straight or angled plug versions. AFR 195cc heads feature a 75cc or 65cc combustion chamber with a 64cc exhaust port and a 3/4 in. thick head deck (ideal for nitrous or blower applications). Standard valves are lightweight 8mm, 2.050 in. intakes (competition versions are 2.080 in.) and 1.600 in. exhausts with AFR's hardened ductile iron interlocking valve seats. The valve springs included are intended for use on roller camshafts. The exceptional flow characteristics of AFR 195cc Eliminators, a 23 degree valve angle, and standard valve spacing make them the perfect street heads for 350 to 400 c.i.d. engines in the 2,000 to 6,500 rpm operating range. They carry CARB #D-250-2 when used on 1969-94 applications with the heat riser. Order the bare or assembled model recommended for your vehicle and engine.

5.0 out of 5 stars ( 40 )

$2,126.00

Ford Performance Parts Gen 3 Predator Cylinder Heads

Ford Performance Parts Gen 3 Predator cylinder heads are improved high-performance castings, providing added strength and increased size of the central cooling passages to support higher horsepower engine builds. Features: * Fully CNC ported intake ports, exhaust ports and combustion chamber * Larger port sizing than the 2015-17 5.0L Coyote cylinder heads * 38.3mm intake valve and 32.5mm exhaust valve * New valvetrain geometry allows for higher valve lift * Lightweight hollow-stem intake valves and sodium-filled exhaust valves * Stiffer exhaust valve springs * Upgraded valve guides * Upgraded exhaust valve seat * Loaded head assembly minus camshafts, rocker arms, and lash adjusters

Not Yet Reviewed

$2,189.99

AFR 185cc SBF Renegade 20 Degree Street Heads

When you want the world's finest high-performance, street/strip, small block Ford heads, then check out AFR 185cc emissions-legal Renegade Street cylinder heads. With lightweight 8mm, 2.020 in. intake valves and 1.600 in. exhaust valves, combustion chamber volumes of 58 or 72cc, and 68cc exhaust ports, these cylinder heads are designed for 302-393 c.i.d. engines operating up to 6,500 rpm. The 3/4 in. thick head deck makes them ideal for nitrous or blower applications. These heads will not accept rail rocker arms or OEM pistons, and hardened pushrods are required on models designed for stud mount rocker arms. Get fully CNC-ported and competition-5-angle valve job performance for your SBF engine with an assist from the AFR 185cc SBF Renegade 20 Degree Street Heads best suited for your build!

4.68 out of 5 stars ( 37 )

$2,126.00

AFR 220cc SBF Renegade 20 Degree Competition Heads

AFR 220cc SBF Renegade 20 Degree Competition Heads are the largest, best-flowing choice to top your small block Ford. These power-producing cylinder heads are born of A356 aluminum castings and feature intake ports, exhaust ports, and combustion chambers that are all 100 percent CNC-ported. Renegades are outfitted with lightweight 8mm, 2.100 in. intake valves and 1.570 in. exhaust valves to move massive amounts of air. They come with either combustion chamber volumes of 58 or 72cc accompanied by 70cc exhaust ports, which are raised .375 in. higher than stock. Plus, AFR's trademark 3/4 in. thick cylinder head deck makes them ideal for heavy nitrous or blower applications. Choose the flow characteristics that can give your Ford the power to win—AFR 220cc SBF Renegade 20 degree competition heads.

4.92 out of 5 stars ( 12 )

$2,871.00

AFR 230cc LSX Mongoose Strip Cylinder Heads

Recommended for aggressive street/strip builds with displacements up to 427 c.i. operating at or below 7200 rpm. Capable of flowing 328 cfm at 0.650 in. lift with a 4.000 in. bore size. AFR street legal 230cc LS1 Mongoose strip cylinder heads are specifically designed for Gen III Chevy Corvettes, Camaros, and trucks. LSX cylinder heads offer unmatched flow performance and feature 2.080 in. intake and 1.600 in. exhaust valves with their ductile iron interlocking valve seats. Mongoose strip heads are available with 62cc, 65cc, and 72cc combustion chambers. Structural features like AFR's trademark 3/4 in. thick head deck, a must for blown and nitrous applications, reinforced rocker stud bosses, and thick wall runners provide unparalleled durability. An exclusive new modern combination chamber design with a double quench pad area helps the LSX generate huge low and mid-lift airflow numbers.

4.71 out of 5 stars ( 7 )

$3,043.00

AFR 195cc SBF Renegade Competition Cylinder Heads

Are you building your own personal street/strip weapon? These AFR 195cc SBF Competition cylinder heads are designed for you. To make big horsepower, you need heads that can flow large amounts of air--that's where AFR, the masters of airflow come in. These heads feature a 195cc intake port, 70cc exhaust ports, and your choice of 58 or 72cc combustion chambers to complement your engine. To get the fuel and air in and out efficiently, AFR uses lightweight 8mm 2.050 intake valves and 1.600 exhaust valves. The thick deck makes these heads ideal for nitrous or blower applications with the optional nitrous/blower exhaust port. These heads are most at home on performance engines operating primarily between 2,000 and 7,000 rpm. Dominate the street and strip with the help of AFR and these 195cc SBF Competition cylinder heads.

5.0 out of 5 stars ( 2 )

$2,691.00

Chevrolet Performance LSX Cylinder Heads

Great cylinder head airflow is yours with Chevrolet Performance LSX cylinder heads. With power-building attributes, these aluminum heads are manufactured from 319-T5 aluminum alloy and assembled with premium lightweight hollow-stem valves, sodium-filled exhaust valves and--on some models--titanium intake valves. Ensure maximum airflow and exceptional performance with Chevrolet Performance LSX cylinder heads.

Not Yet Reviewed

$2,101.65

AFR 165cc SBF Renegade 20 Degree Street Heads

For the ultimate small block Ford street car, consider AFR 165cc SBF Renegade 20 degree street heads. Unlike some aftermarket heads, AFR's Ford cylinder heads (CARB E.O. # D250-3) fit all of your stock components; no special parts are required! With lightweight 8mm, 1.900 in. intake valves and 1.600 in. exhaust valves, combustion chamber volumes of 58 and 60cc, and 68cc exhaust ports, these emissions-legal aluminum cylinder heads are perfect for 289 and 302 engines operating from idle to 6,000 rpm. A 3/4 in. thick head deck makes the heads ideal for nitrous or blower applications. Renegade cylinder heads will not accept rail rocker arms, and hardened pushrods are required on models designed for stud mount rocker arms.

4.57 out of 5 stars ( 28 )

$2,126.00

Edelbrock E-Street Cylinder Heads

Are you looking for a set of entry-level street performance heads for your modern street rod, muscle car, or truck? Edelbrock E-Street cylinder heads are just the ticket. These heads feature A356 aluminum castings that are heat-treated to T-6 specs for superior casting strength and quality. Their modern combustion chamber design helps to improve the combustion process and their larger-than-stock intake and exhaust ports help to move more air through your engine. These features improve an engine's efficiency, resulting in more horsepower and torque and improved mileage potential. All Edelbrock E-Street cylinder heads are assembled with manganese bronze valve guides, powder metal interlocking valve seats, and stainless steel one-piece valves with hardened valve tips. Edelbrock E-Street cylinder heads are ideal for entry level street performance engines.

4.29 out of 5 stars ( 120 )

$2,308.95

PROMAXX Performance Shocker Series Small Block Ford Cylinder Heads

PROMAXX Performance Shocker Series small block Ford cylinder heads are as good as it gets for performance heads. They feature ultra-smooth 356-T56 aluminum casting, and professionally designed runners and chambers that are meticulously CNC-ported. These heads flow over 328 cfm to easily support 725-plus horsepower. Shock the competition without breaking the bank by ordering a pair of PROMAXX Performance Shocker Series small block Ford cylinder heads. They are available assembled and bare. Features, items, and specs: * 210cc fully CNC-ported intake runners * 5-angle valve job * Diamond-honed bronze guides * Large spring pockets * Multiple spring options * Assemblies include 21-4N stainless one-piece, swirl-polished, back-cut valves, studs, and guide plates

5.0 out of 5 stars ( 1 )

$2,188.00

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$2,678.00

PROMAXX Performance Shocker Series Small Block Chevy Cylinder Heads

PROMAXX Performance Shocker Series small block Chevy cylinder heads are as good as it gets for 23-degree performance heads. They feature ultra-smooth 356-T56 aluminum casting, and professionally designed runners and chambers that are meticulously CNC-ported. These heads flow over 325 cfm to easily support 725-plus horsepower. Shock the competition without breaking the bank by ordering a pair of PROMAXX Performance Shocker Series small block Chevy cylinder heads. They're available assembled and bare. Order the model with options recommended for your year/make and engine application. Features, items, and specs: * 225cc fully-ported intake runners * 5-angle valve job * Angle or straight plug * Diamond-honed guides * Large spring pockets * Multiple spring options * Assemblies include 21-4N one-piece swirl-polished back-cut valves, studs, and guide plates

1.0 out of 5 stars ( 1 )

$2,185.00

Chevrolet Performance Gen V LT1 Head and Camshaft Kits

Chevrolet Performance Gen V LT1 head cam kits will increase your already-strong LT1. With CNC-ported heads and a camshaft designed specifically for direct injection, these kits offer the first "Hot Cam" for the Gen V LT1. Your kit may include: * Camshaft * Valve lifter guide * Valve lifters * CNC cylinder head assembly Note: Recalibration is required for accurate engine operation.

Not Yet Reviewed

$3,760.78

PROMAXX Performance Shocker Series Ford FE Cylinder Heads

PROMAXX Performance Shocker Series Ford FE cylinder heads are exactly what the Ford FE community have been missing. They start with an ultra-smooth 356 T-6 aluminum casting which is then fully CNC-ported by Keith Craft Racing, making is a definite high-performance player at a price that will destroy the competition. These heads support flow over 350 cfm to easily support any high-horsepower build. Shock the competition without breaking the bank by ordering a pair of PROMAXX Performance Shocker Series Ford FE cylinder heads. Features, items, and specs: * 200cc fully-ported runners * Professionally ported by Keith Craft Racing * 5-angle valve job * Diamond-honed guides * Large spring pockets * Multiple spring options * 21-4N one-piece swirl-polished back-cut stainless steel valves

Not Yet Reviewed

$2,973.00

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$3,173.00

Chevrolet Performance LS7 Cylinder Heads

Great cylinder head airflow has been a key enabler of the LS-Series' exceptional performance. Chevrolet Performance delivers those power-building attributes to you with a range of production-style aluminum heads. From the LS6 heads for smaller-displacement engines, to LS7 style heads for 427 in. and-larger combinations, these bare cast aluminum heads benefit from extensive research and development—ensuring maximum airflow without compromises. In fact, many professional builders use these heads as straight bolt-ons with no further machining. The engine cylinder heads are designed, engineered, and tested to rigorous standards, and are backed by General Motors. These replacements are the true OE parts installed during the production of or validated by GM for select vehicles. LS7 CNC-ported cylinder head assembly notes: * 356-T6 aluminum head * Fully CNC'd ports and chambers * LS7 rectangle port design * Minimum 4.100 in. bore * 270cc CNC'd intake ports, 85cc CNC'd exhaust ports * 70cc CNC'd combustion chambers * Capable of over 600 hp Aluminum LS family head technical notes: * Manufactured from 319-T5 aluminum alloy * High-efficiency combustion chambers * Symmetrical intake and exhaust ports * Angled spark plugs (14mm; 5/8 in. hex; 3/4 in. reach; taper-seat plugs) * 15 degree valve angle (except C5R and LS7) * Bolt-down-type rocker arms (except LSX-DR, LSX-CT) * Centerbolt valve cover hold-downs * Fits Gen III and Gen IV small blocks only NOTE: Chevrolet Performance heads will not fit 4.8L and 5.3L engines, due to their smaller bore sizes.

Not Yet Reviewed

$3,234.74

AFR 220cc SBC Eliminator Racing Heads

Race-ready AFR 220cc SBC Eliminator racing heads feature 100 percent CNC-ported intakes with greater detail. They also come with 100 percent CNC-ported combustion chambers and 80cc exhaust ports with a 3/4 in. thick head deck (ideal for nitrous or blower applications). Standard valves are lightweight 8mm, 2.080 in. intakes and 1.600 in. exhausts with AFR's hardened ductile iron interlocking valve seats. The valve springs included are intended for use on roller camshafts. They also offer exceptional flow characteristics, a 23 degree valve angle, and standard valve spacing. These cylinder heads are perfect for 350 to 400 c.i.d. engines in bracket drag cars, sportsman oval trackers, and highly modified street-class cars operating between 3,000 and 7,500 rpm (higher rpm ranges are possible, depending on the combination of parts).

4.59 out of 5 stars ( 22 )

$2,368.00

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$2,994.00

AFR 205cc SBF Renegade Race Heads

If you're looking for the world's finest street/strip heads available, then AFR's 205cc Renegade Race cylinder heads are your answer. With lightweight 8mm 2.080 in. intake and 1.600 in. exhaust valves, these heads move tremendous volumes of air through conservative runner volumes, spelling big torque and horsepower numbers. AFR's trademark 3/4 in. thick head deck makes them ideal for heavy nitrous or blower applications. They even offer an available nitrous or blower exhaust port option featuring a 73cc ultra high-flowing exhaust port.

5.0 out of 5 stars ( 13 )

$2,753.00

AFR 180cc SBC Eliminator Street Heads

AFR 180cc SBC Eliminator street heads are available in your choice of straight or L98 angle plug versions. These cylinder heads feature a 75cc or 65cc combustion chamber with a 64cc exhaust port and a 3/4 in. thick head deck (ideal for nitrous or blower applications). Standard valves are lightweight, 8mm, and have a 2.020 in. intake and 1.600 in. exhaust with AFR's hardened ductile iron interlocking valve seats. The valve springs included are intended for use on roller camshafts. These heads' exceptional flow characteristics, 23 degree valve angle, and standard valve spacing make them the perfect street heads for 327 to 350 c.i.d. engines in the idle to 5,500 rpm operating range (higher rpm ranges are possible, depending on the combination of parts). Eliminator cylinder heads carry CARB E.O. #D-250-2 when used on 1969-94 applications with the heat riser. They're also available for your 1987 and later engines with centerbolt valve covers and two center intake bolts at 72 degree angles; Vortec-style cylinder heads are available, too. Their dual valve cover bolt pattern is standard and their exhaust port is raised .100 over GM L98 cylinder heads.

4.78 out of 5 stars ( 9 )

$2,126.00

AFR 195cc SBF Competition Cylinder Heads

AFR 195cc SBF competition cylinder heads feature 100 percent CNC-machined intake ports, exhaust ports, and combustion chambers. Manufactured in A356 aluminum and assembled with high-quality components, these AFR 195cc SBF competition heads are recommended for displacements up to 408 cu. in., and operating up to 6500-6800 rpm. They are not compatible with OEM pistons. They are available with or without EGR and air pump, as well as with either 58cc or 72cc chamber sizes. Components for these AFR cylinder heads include: * Competition 5-angle valve job * 8mm bead lock intake valve * 8mm bead lock exhaust valve * PAC racing spring 1.270 in. O.D. hydraulic roller dual valve spring; 155 lbs. on seat, .650 in. maximum lift, maximum rpm 7000 to 7200 * 7 degree chromoly retainers * 7 degree bead lock valve keepers * 7/16 in. rocker studs * Adjustable 5/16 in. guide plates * Viton® valve seals * Hardened valve spring I.D. locator * Ductile iron intake valve seats 2.131 in. O.D x 1.680 in. I.D x .375 in. deep * Ductile iron exhaust valve seats 1.650 in. O.D x 1.350 in. I.D x .375 in. deep * Bronze valve guides * Air injector reducer bushing

4.33 out of 5 stars ( 3 )

$2,691.00

AFR 195cc SBC Eliminator Competition Heads

AFR 195cc SBC Eliminator competition heads are fully CNC-machined (combustion chamber, intake, and exhaust ports) and available in your choice of straight or angled plug versions. These heads feature a 75cc or 65cc combustion chamber with a 64cc exhaust port with competition porting and a 3/4 in. thick head deck (ideal for nitrous or blower applications). Standard valves are lightweight 8mm, 2.050 in. intakes (competition versions are 2.080 in.) and 1.600 in. exhausts with AFR's hardened ductile iron interlocking valve seats. The valve springs included are intended for use on roller camshafts. The exceptional flow characteristics of the AFR 195cc Eliminators, a 23 degree valve angle, and standard valve spacing make them the perfect competition heads for 350 to 400 c.i.d. engines in the 2,000 to 6,500 rpm operating range. They carry CARB #D-250-2 when used on 1969-94 applications with the heat riser. Order the bare or assembled model recommended for your year/make and engine family.

4.67 out of 5 stars ( 3 )

$2,892.00

AFR 190cc Vortec Eliminator Street Cylinder Heads

AFR 190cc Vortec Eliminator Street cylinder heads have exceptional flow characteristics, are 50-state street legal, and the preferred choice over rebuilt factory heads. They feature 100 percent CNC-ported chambers, A356 aluminum castings, and high-quality components. These heads are recommended for street, strip, and towing engines operating up to 6,000 rpm from 350 to 383 cu. in. For performance, strength, and ease, install AFR 190cc Vortec Eliminator Street cylinder heads. Additional features include: * 3/4 in. extra-thick head deck * 2.020 in. intake and 1.600 in. exhaust valves * Center and perimeter valve cover bolt patterns * 0.100 in. raised exhaust port * Not compatible with self-aligning rocker arms

4.5 out of 5 stars ( 4 )

$2,185.00

AFR 195cc SBC Eliminator LT Cylinder Heads

AFR 195cc SBC Eliminator LT 23 degree cylinder heads feature100 percent CNC-ported intakes, exhausts, and chambers, as well as A356 aluminum castings and high-quality components throughout. They are emissions-legal (CARB E.O. #D-250-2 for engines up to 1994). These LT1/LT4 heads are designed for the Gen II reversed-cooled SBC engines from 1992-97, and are machined to accept both center bolt and perimeter bolt valve covers. Their excellent build and flow characteristics are recommended for displacements up to 400 cu. in. with an operating range up to 6500 rpm (6,500 – 6,800 rpm for the Competition heads). AFR 195cc SBC Eliminator LT heads typically include: * 8mm bead lock intake and exhaust valves * Hydraulic dual valve spring * 7 degree chromoly retainers * 7 degree bead lock valve keepers * ARP rocker studs * Adjustable 5/16 in. guide plates * Viton valve seals * Hardened valve spring * Ductile iron intake and exhaust valve seats * 8mm bronze valve guides

5.0 out of 5 stars ( 1 )

$2,282.00

AFR 325cc Magnum BBC Cylinder Heads

Are you looking for big torque and horsepower numbers? AFR's 325cc Magnum big block Chevy line of medium-volume intake runners will provide you with exactly that. The phrase "having your cake and eating it too" would certainly be appropriate with their moderately sized intake runners producing tremendous flow figures across the entire lift range. These high-flow/high-velocity ports provide extreme versatility and fill the needs of many applications. From a max-effort high-compression 454 to a 605 c.i.d. low-rpm marine application, these aluminum cylinder heads would be a great choice. AFR Magnum heads would also be ideal in larger cubic inch Pro Street applications with their broad torque range, as well as their significant rpm and horsepower capabilities. These cylinder heads will work best with a primary operating range of 3,000-7,000 rpm (this range is an average and will vary with engine displacement as well as component selection). These 325cc heads come standard with AFR's trademark 3/4 in. thick head deck, reinforced rocker stud bosses, and premium one-piece stainless steel 2.300 in. intake and 1.880 in. exhaust valves. The standard combustion chamber volume is 119cc on these AFR's 325 "as-cast" pieces. The heads are available with an optional 114cc combustion chamber as well.

5.0 out of 5 stars ( 1 )

$3,429.00

Brodix Cylinder Heads IK 215 Cylinder Heads for Small Block Chevy

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

$3,330.99

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