Best Mopar Big Block Cylinder Head Deals of Nov 2026

Updated November 10, 2026Our site contains affiliate links for which we may be compensated.
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Speedmaster

Assembled Cylinder Heads Compatible with Mopar Small Block (LA) 273/318/340/360 170cc/65cc - Hydraulic Flat Compatible, Springs/Valves Installed, Bolt-On Pair

[FLOWS BIG, BUILDS POWER] Aluminum 170cc intake runners deliver high-velocity charge for strong mid-range and top-end power on your Mopar Small Block (LA) - matched to hydraulic flat cam profiles.
[FITS Mopar Small Block (LA) 273/318/340/360] Direct bolt-on for standard-deck blocks with stock head bolt pattern. Verify pushrod length and intake manifold port match.
[ASSEMBLED & READY] Springs, retainers, locks, valves, valve seals installed. 65cc combustion chambers with stainless intake/exhaust valves. Just bolt on, gasket, torque, and run.
[PREMIUM ALUMINUM BUILD] Precision-cast for weight savings and improved heat dissipation vs cast iron. Hardened seats, machined for stud-mount rockers, high-RPM ready.
[SHIPS AS A PAIR] Set of 2 fully assembled cylinder heads, matched. Head gaskets, head bolts/studs, intake gaskets, and rocker arms sold separately.
Details & specs
Check Price
on Amazon.com
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Speedmaster

Assembled Cylinder Heads Compatible with Mopar Big Block 361/383/400/413/426/440 265cc/74cc - Hydraulic Roller Compatible, Springs/Valves Installed, Bolt-On Pair

[FLOWS BIG, BUILDS POWER] Aluminum 265cc intake runners deliver high-velocity charge for strong mid-range and top-end power on your Mopar Big Block - matched to hydraulic roller cam profiles.
[FITS Mopar Big Block 361/383/400/413/426/440] Direct bolt-on for standard-deck blocks with stock head bolt pattern. Verify pushrod length and intake manifold port match.
[ASSEMBLED & READY] Springs, retainers, locks, valves, valve seals installed. 74cc combustion chambers with stainless intake/exhaust valves. Just bolt on, gasket, torque, and run.
[PREMIUM ALUMINUM BUILD] Precision-cast for weight savings and improved heat dissipation vs cast iron. Hardened seats, machined for stud-mount rockers, high-RPM ready.
[SHIPS AS A PAIR] Set of 2 fully assembled cylinder heads, matched. Head gaskets, head bolts/studs, intake gaskets, and rocker arms sold separately.
Details & specs
Check Price
on Amazon.com
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Speedmaster

Assembled Cylinder Heads Compatible with Mopar Small Block (LA) 273/318/340/360 170cc/65cc - Hydraulic Roller Compatible, Springs/Valves Installed, Bolt-On Pair

[FLOWS BIG, BUILDS POWER] Aluminum 170cc intake runners deliver high-velocity charge for strong mid-range and top-end power on your Mopar Small Block (LA) - matched to hydraulic roller cam profiles.
[FITS Mopar Small Block (LA) 273/318/340/360] Direct bolt-on for standard-deck blocks with stock head bolt pattern. Verify pushrod length and intake manifold port match.
[ASSEMBLED & READY] Springs, retainers, locks, valves, valve seals installed. 65cc combustion chambers with stainless intake/exhaust valves. Just bolt on, gasket, torque, and run.
[PREMIUM ALUMINUM BUILD] Precision-cast for weight savings and improved heat dissipation vs cast iron. Hardened seats, machined for stud-mount rockers, high-RPM ready.
[SHIPS AS A PAIR] Set of 2 fully assembled cylinder heads, matched. Head gaskets, head bolts/studs, intake gaskets, and rocker arms sold separately.
Details & specs
Check Price
on Amazon.com
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Speedmaster

Top End Kit Compatible with Mopar Big Block 361/383/400/413/426/440 - Assembled Cylinder Heads, Intake Manifold, Roller Rocker Arms, Valve Covers (Camshaft Not Included)

[BOLT-ON TOP END POWER] Matched top-end kit for Mopar Big Block 361/383/400/413/426/440 - heads built around a hydraulic flat tappet camshaft for a 50-100+ HP gain over stock when paired with a properly matched cam. Heads, intake, and rockers engineered to work together.
[FITS Mopar Big Block 361/383/400/413/426/440] Designed for standard-deck short blocks and a hydraulic flat tappet camshaft (camshaft sold separately). Verify piston-to-valve clearance with your chosen cam. Tune required for best results.
[COMPLETE TOP END] Includes assembled cylinder heads (pair), roller rocker arms, single plane shootout intake manifold, valve covers, valve springs, retainers, and valve stem seals, and intake manifold gasket set.
[HEAD, INTAKE & ROCKER MATCHED] Head port flow, intake runner design, and rocker ratio selected to complement each other for balanced top-end airflow - removes the guesswork of mixing mismatched components.
[WHAT YOU STILL NEED] hydraulic flat tappet camshaft, lifters, pushrods, carburetor, distributor, exhaust headers, harmonic balancer, and tune. Short block, oil pan, and accessories not included.
Details & specs
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on Amazon.com
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Speedmaster

Assembled Cylinder Heads Compatible with Mopar Big Block 361/383/400/413/426/440 265cc/74cc - Hydraulic Flat Compatible, Springs/Valves Installed, Bolt-On Pair

[FLOWS BIG, BUILDS POWER] Aluminum 265cc intake runners deliver high-velocity charge for strong mid-range and top-end power on your Mopar Big Block - matched to hydraulic flat cam profiles.
[FITS Mopar Big Block 361/383/400/413/426/440] Direct bolt-on for standard-deck blocks with stock head bolt pattern. Verify pushrod length and intake manifold port match.
[ASSEMBLED & READY] Springs, retainers, locks, valves, valve seals installed. 74cc combustion chambers with stainless intake/exhaust valves. Just bolt on, gasket, torque, and run.
[PREMIUM ALUMINUM BUILD] Precision-cast for weight savings and improved heat dissipation vs cast iron. Hardened seats, machined for stud-mount rockers, high-RPM ready.
[SHIPS AS A PAIR] Set of 2 fully assembled cylinder heads, matched. Head gaskets, head bolts/studs, intake gaskets, and rocker arms sold separately.
Details & specs
Check Price
on Amazon.com
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Speedmaster

Bare Aluminum Cylinder Head Compatible with Mopar Big Block 361/383/400/413/426/440 265cc/74cc - Build-Your-Own Ready, Machined for Performance Springs and Stud Mount Rockers

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on Amazon.com
Our #1 Pick Today
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Speedmaster

Assembled Cylinder Heads Compatible with Mopar Small Block (LA) 273/318/340/360 170cc/65cc - Hydraulic Flat Compatible, Springs/Valves Installed, Bolt-On Pair

[FLOWS BIG, BUILDS POWER] Aluminum 170cc intake runners deliver high-velocity charge for strong mid-range and top-end power on your Mopar Small Block (LA) - matched to hydraulic flat cam profiles.
[FITS Mopar Small Block (LA) 273/318/340/360] Direct bolt-on for standard-deck blocks with stock head bolt pattern. Verify pushrod length and intake manifold port match.
[ASSEMBLED & READY] Springs, retainers, locks, valves, valve seals installed. 65cc combustion chambers with stainless intake/exhaust valves. Just bolt on, gasket, torque, and run.
[PREMIUM ALUMINUM BUILD] Precision-cast for weight savings and improved heat dissipation vs cast iron. Hardened seats, machined for stud-mount rockers, high-RPM ready.
[SHIPS AS A PAIR] Set of 2 fully assembled cylinder heads, matched. Head gaskets, head bolts/studs, intake gaskets, and rocker arms sold separately.
Details & specs
Check Price
on Amazon.com
Disclaimer: While we make every effort to ensure accuracy, we cannot guarantee that all product specifications, pricing, discounts, and details are complete or error-free. Because information is subject to change, we recommend verifying all details directly with the retailer prior to making a purchase. As an Amazon Associate, we earn from qualifying purchases.

10 Mopar Big Block Cylinder Head deals are available from: Amazon, starting from $337.37.

The biggest discount we found is 15% on Speedmaster Cast Iron Magnum Style Cylinder Head Small Block Mopar 318/340/360 (746-PCE281.1773) at Amazon.

The lowest price we found is $337.37 while the highest is $2,343.60. Prices for the best Mopar Big Block Cylinder Head deals average at $1,079.86.