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Trick Flow® Twisted Wedge® 11R 170 Cylinder Heads for Small Block Ford

Something great just got better! Trick Flow has taken its track-proven Twisted Wedge design and, using advanced 3D solid modeling and CAD tools, plus a couple decade’s worth of racing experience, has made it even more potent for serious performance enthusiasts and racers. Trick Flow’s new Twisted Wedge® 11R 170 cylinder heads feature 11° intake and 13° exhaust valve angles and a restructured combustion chamber arrangement for more airflow and performance potential. The new high velocity, race-inspired runners have been optimized for today’s popular bore and stroke combinations. Premium certified materials and components, along with the finest CNC tooling, are used to ensure uncompromising quality and durability, dimensional accuracy, and balanced flow from port-to-port. Fully machined castings increase strength and project a great-looking billet-like appearance. Twisted Wedge 11R 170 heads with CNC Street Ported runners are great entry-level CNC heads combining fully CNC-machined runners and combustion chambers with a standard resolution surface finish for significant performance gains. The heads are a direct replacement for previous Twisted Wedge heads and work with all Twisted Wedge specific pistons. Cylinder heads are available fully assembled or as bare castings. Sold individually.

$1,144.99

$1,299.99

Trick Flow® PowerPort® 240 Cylinder Heads for Big Block Mopar

Trick Flow PowerPort® 240 heads for big block Mopar are superior to stock and other aftermarket aluminum heads for several reasons. PowerPort 240 heads are made from premium grade A356-T61 aluminum because it is very strong and weighs a lot less than cast iron. The rocker shaft and runner areas have been enhanced to increase strength, and the oil holes for the rocker shafts were relocated to improve oiling. The shape of the runners was optimized to increase flow velocity and add much needed strength to the shaft bosses. The combustion chambers and runners are fully CNC Street Ported to guarantee proper dimensional accuracy and balanced flow from runner-to-runner. Other advantages of PowerPort 240 heads over stock heads include clearance for 3/8" pushrods, ductile iron valve seats, bronze alloy valve guides, and multi-angle valve seat machining performed on precision Serdi® equipment. Assembled cylinder heads come with premium 11/32" stainless steel valves, Trick Flow by PAC Racing valve springs, chromoly and titanium retainer options, and 7° or 10° steel valve stem locks. Trick Flow designed the PowerPort 240 heads to use all factory-style big block Mopar pistons, roller rocker arms, intake manifolds, and headers. They are available fully assembled or as bare castings. Sold individually.

$1,149.99

$1,549.99

Trick Flow® PowerPort® 175 Cylinder Heads for Ford 390-428

Trick Flow is at it again, Ford fans! This time Trick Flow is serving up a heaping helping of horsepower for the legendary Ford FE. Presenting the PowerPort® 175 cylinder heads—specially designed and engineered to deliver more go for 390-428 engines! The heads are a direct bolt-on for all 1961-76 engines. They’re made from top-quality A356-T61 aluminum so they’re much lighter but still as strong as OE castings. The intake runners have been optimized to increase flow velocity, and Trick Flow’s special CNC Street Ported treatment guarantees proper dimensional accuracy and balance between the runners. Other performance improvements include bronze alloy valve guides, ductile iron valve seats, and multi-angle valve seat machining on Serdi® equipment. Assembled cylinder heads include premium 11/32" stainless steel valves, Trick Flow by PAC Racing valve springs, 7° or 10° steel valve stem locks, and chromoly or titanium retainer options. The heads are available fully assembled or as bare castings. Sold individually.

$1,099.99

$1,524.99

Trick Flow® PowerPort® 270 Cylinder Heads for Big Block Mopar

Trick Flow PowerPort® 270 heads for big block Mopar are far better than stock and other aftermarket aluminum heads for several reasons. The PowerPort 270 heads rocker shaft and runner areas have been enhanced to increase strength, and the oil holes for the rocker shafts were relocated to improve oiling. To greatly reduce weight and increase strength, the heads are cast in premium grade A356-T61 aluminum. Other advantages of these heads include clearance for 3/8" pushrods, ductile iron valve seats, bronze alloy valve guides, and multi-angle valve seat machining performed on precision Serdi® equipment. The PowerPort 270 heads feature larger, raised Max Wedge-style intake runners that provide a straighter path to the valve for improved airflow. The runners are treated to Trick Flow’s signature high resolution CNC Competition Ported surface finish that guarantees proper dimensional accuracy with balanced flow from runner-to-runner for maximum power potential. Assembled cylinder heads come with premium 11/32" stainless steel valves, Trick Flow by PAC Racing valve springs, chromoly and titanium retainer options, and 7° or 10° steel valve stem locks. Trick Flow designed the PowerPort 270 heads to use all factory-style big block Mopar pistons, roller rocker arms, and headers. A Max Wedge-style intake manifold is recommended for best performance. They are available fully assembled or as bare castings. Sold individually.

$1,249.99

$1,649.99

Trick Flow® GenX® 255 Cylinder Heads for GM LS3

Trick Flow engineers combined the best features of factory GM LS3 and LS7 cylinder heads with Trick Flow’s own unique brand of race-winning engineering and technology to create the ultimate square port LS cylinder head for 4.000" and larger bore engines—the GenX® 255. The heads feature fully CNC Competition Ported runners with a premium high resolution surface finish for maximum airflow and performance potential. The valve angles have been changed from 15° to 12° to increase piston-to-valve clearance and allow the use of larger camshafts. The coolant holes through the head deck were redesigned to work with all LS head gasket and engine block combinations. Stock LS3 ports accommodate LS3-style intake manifolds and LS9/LSA blower assemblies. GenX 255 heads are available with standard and 6-bolt per cylinder mounting patterns. Trick Flow GenX 255 cylinder heads are emissions-legal under CARB E.O. #D-747 for 2007-present GM vehicles with 6.2L engines. They are available fully assembled or as bare castings. Sold individually.

$1,149.99

$1,599.99

Trick Flow® PowerPort® 190 Cylinder Heads for Small Block Mopar

Horsepower fans know that Trick Flow is all about developing products that provide maximum performance, such as the PowerPort® 190 cylinder heads for small block Mopar. The heads fit all non-emissions, LA and Magnum-series 318, 340, and 360 engines used through 2003. That’s right, even Magnum owners can now use readily available LA engine parts such as intake manifolds and valve covers. Like all of Trick Flow’s top-quality cylinder heads, the PowerPort 190 heads are made from A356-T61 aluminum because it’s much lighter but still every bit as strong as cast iron. The intake runners have been enhanced to increase airflow, and both intake and exhaust runners feature Trick Flow’s special CNC Street Ported treatment that combines premium quality CNC machining with a standard resolution finish that‘s perfect for making more power. Newly designed rocker arm shaft mounting bosses are stronger than the OE design, and larger diameter pushrod holes have been incorporated to accommodate 3/8" pushrods for use with flat tappet and hydraulic roller camshafts. Bronze alloy valve guides, ductile iron valve seats, and multi-angle valve seats further increase performance and durability. Assembled cylinder heads include premium 11/32" stainless steel valves, Trick Flow by PAC Racing valve springs, steel valve stem locks, and have chromoly and titanium retainer options. Cylinder heads are available fully assembled or as bare castings. Sold individually.

$949.99

$1,424.99

Trick Flow® DHC™ 175 Cylinder Heads for Small Block Chevrolet

Nostalgic appearance—check. Modern performance—check. The best of both—checkmate! Trick Flow’s DHC 175 cylinder heads give small block Chevy enthusiasts a new performance option. No longer will anyone have to choose between vintage looks or modern cylinder head power—with DHC 175 heads you get both! DHC 175 heads are made from premium grade A356-T61 aluminum and have the exterior styling and straight spark plug holes that deliver the nostalgic appearance customers want. On the inside, 60cc CNC-profiled combustion chambers with blended bowl machining under the valves and small cross-section intake runners promote low-RPM torque increases and boost high-RPM horsepower. The runners are finished with Trick Flow’s superior Fast As Cast® process that precisely duplicates the runner profile and performance levels of fully CNC-ported heads without the added machining cost. In keeping with the vintage design, the heads are available with or without accessory bolt holes cast into them. Other performance improvements include bronze alloy valve guides, ductile iron valve seats, and multi-angle valve seat machining on precision Serdi® equipment. Plus, the decks and walls are cast extra thick to increase casting strength and provide plenty of material for future porting. Trick Flow DHC 175 cylinder heads are available fully assembled or as bare castings. Sold individually.

$649.99

$874.99

Trick Flow® Twisted Wedge® 11R 190 Cylinder Heads for Small Block Ford

Something great just got better! Trick Flow has taken its track-proven Twisted Wedge design and, using advanced 3D solid modeling and CAD tools, plus a couple decade’s worth of racing experience, has made it even more potent for serious performance enthusiasts and racers. Trick Flow’s new Twisted Wedge® 11R 190 cylinder heads feature 11° intake and 13° exhaust valve angles and a restructured combustion chamber arrangement for more airflow and performance potential. The new high velocity, race-inspired runners have been optimized for today’s popular bore and stroke combinations. Premium certified materials and components, along with the finest CNC tooling, are used to ensure uncompromising quality and durability, dimensional accuracy, and balanced flow from port-to-port. Fully machined castings increase strength and project a great-looking billet-like appearance. Twisted Wedge 11R 190 heads with CNC Street Ported runners are great entry-level CNC heads combining fully CNC-machined runners and combustion chambers with a standard resolution surface finish for significant performance gains. Twisted Wedge 11R 190 heads with CNC Competition Ported runners feature fully CNC-machined runners and chambers with a premium high resolution finish for ultimate performance. The heads are a direct replacement for previous Twisted Wedge heads and work with all Twisted Wedge specific pistons. Cylinder heads are available fully assembled or as bare castings. Sold individually.

$1,124.99

$1,499.99

Trick Flow® PowerOval® 280 Cylinder Heads for Big Block Chevrolet

Trick Flow PowerOval® 280 cylinder heads for big block Chevy are an ideal upgrade from factory cast iron heads for street/strip and marine applications. They feature an oval intake port design that produces excellent low and midrange torque and horsepower, plus more efficient heart-shaped, CNC-profiled combustion chambers, .300" raised exhaust ports, extra-thick decks and walls for porting, and Fast As Cast® runners for near- CNC-ported performance at standard cast head prices. CNC bowl blended valve seat transitions promote high velocity and huge airflow volume and 24 degree valve angles with 4 degree side cants further increase airflow. Cylinder heads are available fully assembled or as bare castings. Sold individually.

$999.99

$1,599.99

Trick Flow® GenX® 280 Cylinder Heads for GM LS3

Building on the features that make the GenX® 255 for GM LS3 great—like 12° valve angles and relocated valves for reduced valve shrouding and improved piston-to-valve clearance—Trick Flow's GenX® 280 HIP cylinder heads withstand the abuse of high horsepower, power-adder performance demanded by today's racers and engine builders. The GenX® 280 heads list of features is long, and it starts with the HIP'd (Hot Isostatic Pressed) castings. This process significantly increases the casting's density for improved tensile and fatigue strength. It continues with industry leading airflow through CNC Competition Ported 280cc intake ports and Trick-Alloy™ powdered metal valve guides for added longevity. Manley Severe Duty intake valves and Extreme Duty Inconel exhaust valves are designed to withstand the abuse of extreme temperatures and stresses of big power adder applications. Trick Flow® by PAC Racing dual valve springs, titanium retainers, .750-inch thick deck, and 6-bolt-per-cylinder mounting pattern round out the features. Trick Flow® GenX® 280 HIP cylinder heads for GM LS3 work with all LS3 intake manifolds and LS9/LSA blower assemblies and fit all LS head gasket and engine block combinations. These cylinder heads are available fully assembled or as bare castings. Sold individually. Key features: * 280cc intake ports and 67cc combustion chambers * HIP'd casting * Accepts 3/8 in. pushrods * Powdered metal valve guides * 2.165 in. NK-844 severe duty stainless steel intake valves * 1.600 in. extreme duty Inconel exhaust valves * .750 in. thick deck * 6-bolt configuration * Assembled heads include a Trick Flow® LS3 rocker stand

$1,349.99

$1,949.99

Trick Flow® Twisted Wedge® 11R 227 Cylinder Heads for Small Block Ford

Twisted Wedge® 11R 227 cylinder heads represent Trick Flow's ultimate development of the Twisted Wedge® innovation, featuring Trick Flow's most efficient combustion chamber design. The combustion chamber and valve layout move the intake valves away from the cylinder walls to reduce valve shrouding, significantly improving flow at higher lift. Shallow 11° intake/13° exhaust valve angles improve piston-to-valve clearance for high lift cams and reduce chamber volume for improved compression and efficiency. High velocity runners are optimized on the flow bench and dyno proven to outperform the competition on hydraulic roller camshaft engines. Premium materials and components, along with world-class CNC processes, guarantee uncompromising quality and durability, dimensional accuracy, and balanced flow from port-to-port. Machined castings increase strength and have a billet-like appearance. Additional features include CNC-profiled combustion chambers, 2.080"/1.600" stainless steel intake/exhaust valves, Trick Flow® by PAC Racing valve springs, and titanium retainers. Twisted Wedge® 11R 227 heads have CNC Competition Ported runners with a premium high- resolution finish for ultimate performance. Cylinder heads are available fully assembled or as bare castings. Sold individually. Key Features: • 227cc intake ports and 56cc or 66cc combustion chambers • 2.080 in. stainless steel intake valves • 1.600 in. stainless steel exhaust valves • .625" thick deck • Titanium retainers • 11 degree intake valve angle • 13 degree exhaust valve angle

$1,239.99

$1,524.99

Trick Flow® PowerPort® Cleveland 195 Cylinder Heads for Ford 351C, 351M/400 and Clevor

Trick Flow PowerPort® Cleveland 195 cylinder heads feature runners based on the OE Ford 2V design. The exhaust runners are raised .100" from the stock location to improve the short turn radius and dramatically improve exhaust flow, and a revised oil return system improves oil drain back and includes provisions for mating with Ford 351W blocks. CNC Street Ported runners are CNC-machined with a standard resolution surface finish—perfect for street and strip machines. PowerPort Cleveland 195 heads fit Ford 351C, 351M, and 400 engines out of the box. With minor machining, the heads also fit Ford 302/351W blocks to create a “replica” Boss 302 or a 351 “Clevor” engine. The heads are available fully assembled or as bare castings. Sold individually.

$1,029.99

$1,449.99

Trick Flow® GenX® 260 Cylinder Heads for GM LS7

GM LS fans, here is a sure-fire formula for making more power: Big bore LS engine + Trick Flow GenX 260 LS7 cylinder heads = huge power in a lightweight package. Trick Flow’s GenX 260 square port aluminum cylinder heads for GM LS7 are designed to meet the needs of enthusiasts using any LS-based engine block with a minimum bore diameter of 4.100". To improve the factory design, Trick Flow added more material to the A356-T61 aluminum castings for increased rigidity and strength. Then Trick Flow improved the valvetrain system by integrating modular one-piece, 2024-T4 billet aluminum rocker arm mounts that are removable for high-end shaft rocker setups. Trick Flow’s high flow, high velocity CNC Competition Ported runners with the premium high resolution surface finish provide all-out air flow and performance throughout the entire powerband. Other major improvements include the available 6-bolt per cylinder clamping for GMPP LSX and other aftermarket blocks, clearance for 3/8" pushrods, through-deck coolant holes to fit all GM LS gasket and block combinations, Trick-Alloy powdered-metal valve guides, solid stem valves, and two Trick Flow by PAC Racing Pacaloy™ valve spring packages. Trick Flow GenX 260 square port cylinder heads for GM LS7 work with all LS7-style intake manifolds. The heads maintain the factory intake and exhaust port locations, valve angles, and valve locations so they work with existing LS7-based pistons. Fully assembled cylinder heads include valve springs, steel or titanium spring retainers, die forged steel valve locks, and valves. They are emissions-legal under CARB E.O. #D-747 for 2006-present GM vehicles with 7.0L engines, and are available fully assembled or as bare castings. Sold individually.

$1,149.99

$1,599.99

Trick Flow® GenX® 220 Cylinder Heads for GM LS1

Trick Flow GenX® 220 cylinder heads for GM 5.7L LS1 engines are the best value in GM LS performance. These cathedral port heads incorporate features of Trick Flow’s fully CNC-ported LS heads such as 13.5° valve angles, decreased valve shrouding, increased mid-lift airflow, relocated spark plugs, CNC-profiled combustion chambers with port-to-valve seat blending (bowl blending), improved rocker arm/ valve cover clearance, and rigid casting design in a more affordable “Fast As Cast” version that flows nearly as much air as Trick Flow’s competition ported heads. The special Fast As Cast® runner design duplicates the port shape and profile of fully CNC-ported runners, resulting in near-CNC-ported performance for the same price as regular cast cylinder heads. Trick Flow GenX 220 cylinder heads are emissions-legal under CARB E.O. #D-747 for 1997-present GM vehicles with 5.7L and 6.0L engines. They are available fully assembled or as bare castings. Sold individually.

$849.99

$1,149.99

Trick Flow® Twisted Wedge® 11R 205 Cylinder Heads for Small Block Ford

Something great just got better! Trick Flow has taken its track-proven Twisted Wedge design and, using advanced 3D solid modeling and CAD tools, plus a couple decade’s worth of racing experience, has made it even more potent for serious performance enthusiasts and racers. Trick Flow’s new Twisted Wedge® 11R 205 cylinder heads feature 11° intake and 13° exhaust valve angles and a restructured combustion chamber arrangement for more airflow and performance potential. The new high velocity, race-inspired runners have been optimized for today’s popular bore and stroke combinations. Premium certified materials and components, along with the finest CNC tooling, are used to ensure uncompromising quality and durability, dimensional accuracy, and balanced flow from port-to-port. Fully machined castings increase strength and project a great-looking billet-like appearance. Twisted Wedge 11R 205 heads come with top-of-the-line CNC Competition Ported runners with fully CNC-machined runners and chambers with a premium high resolution finish for ultimate performance. The heads are a direct replacement for previous Twisted Wedge heads and work with all Twisted Wedge specific pistons. Cylinder heads are available fully assembled or as bare castings. Sold individually.

$1,174.99

$1,524.99

Trick Flow® PowerPort® Cleveland 225 Cylinder Heads for Ford 351C, 351M/400 and Clevor

Trick Flow PowerPort® Cleveland 225 cylinder heads feature runners based on the OE Ford 2V design. The exhaust runners are raised .100" from the stock location to improve the short turn radius and dramatically improve exhaust flow, and a revised oil return system improves oil drain back and includes provisions for mating with Ford 351W blocks. The heads feature fully CNC Competition Ported runners with a premium high resolution surface finish for maximum, all-out performance. PowerPort® Cleveland 225 heads fit Ford 351C, 351M, and 400 engines out of the box. With minor machining, the heads also fit Ford 302/351W blocks to create a “replica” Boss 302 or a 351 “Clevor” engine. The heads are available fully assembled or as bare castings. Sold individually.

$1,074.99

$1,749.99

Trick Flow® PowerPort® 325 Cylinder Heads for Ford 429/460

Trick Flow PowerPort® 325 cylinder heads are designed for high performance Ford 429/460 street and street/strip applications, providing significant horsepower and torque gains over similar-style cylinder heads. Highlights include an extremely efficient chamber design for more complete combustion and exhaust ports raised .270" from stock for increased airflow. The PowerPort 325 heads come standard with fully CNC-profiled combustion chambers and Trick Flow's highly regarded CNC Competition Ported runners. The premium, high resolution surface finish helps engines build maximum, all-out performance. Cylinder heads are available fully assembled or as bare castings. Sold individually.

$1,849.99

$1,999.99

Trick Flow® DHC™ 200 Cylinder Heads for Small Block Chevrolet

Build the ultimate classic-looking hi-po Chevy small block with Trick Flow® DHC™ 200 cylinder heads. Patterned after Trick Flow's popular DHC™ 175 as-cast heads, DHC™ 200 heads get the full CNC-ported treatment to substantially ramp up power production. New 64cc CNC-profiled combustion chambers with 2.055 in. intake valves and CNC Street Ported runners promote big increases in high-RPM horsepower and torque. Bronze alloy valve guides, ductile iron valve seats, and stainless steel valves ensure excellent durability, while proprietary valve profiles and multi-angle valve seat machining maximize flow at low lift. Extra thick decks and walls increase casting strength for peace of mind in demanding conditions. Chromoly steel retainers, 7-degree machined steel valve locks, factory intake and exhaust port locations, and your choice of Trick Flow by PAC Racing valve springs are also standard. As with all Trick Flow® cylinder heads, DHC™ 200 heads are cast from A356-T61 aluminum to keep weight low. To preserve the vintage theme, exterior touches like straight spark plug holes, castings with or without accessory bolt holes, and other OE double hump head styling cues deliver the traditional look you're going for. Sold individually.

$949.99

$1,274.99

Trick Flow® High Port® 240 Cylinder Heads for Small Block Ford

High Port® 240 cylinder heads for small block Ford are specifically designed for large cubic inch, large power adder, big shot nitrous oxide, and other mega-power combinations. These heads share many of the same exclusive features of High Port 192 “Fast As Cast” heads—unique valve spacing, raised exhaust runners, extra strong castings, thick decks, superior cooling, reshaped intake runner entries, extra material for porting, raised valve cover rails, and excellent airflow—plus top-of-the-line CNC Competition Ported runners with a high resolution surface finish for maximum airflow and power over the entire rpm range. Cylinder heads are available fully assembled or as bare castings. Sold individually.

$849.99

$1,649.99

Trick Flow® Engine Steam Line Fittings for GM LS

Today, life is a bit easier! Trick Flow® engine steam line fittings for GM LS are available to upgrade the factory steam tubes of your modified LS-powered cars and trucks to update your race car plumbing system. The fittings are black anodized billet aluminum and attach to the corners of your GM LS cylinder heads. They feature -4 AN male threads and include O-rings and stainless steel bolts. Upgrade to easy with Trick Flow® engine steam line fittings for GM LS.

$14.99

$18.99

Trick Flow® High Port® 225 Cylinder Heads for Small Block Ford

High Port® 225 cylinder heads for small block Ford are specifically designed for large cubic inch, large power adder, big shot nitrous oxide, and other mega-power combinations. These heads share many of the same exclusive features of High Port 192 “Fast As Cast” heads—unique valve spacing, raised exhaust runners, extra strong castings, thick decks, superior cooling, reshaped intake runner entries, extra material for porting, raised valve cover rails, and excellent airflow—plus top-of-the-line CNC Competition Ported runners with a high resolution surface finish for maximum airflow and power over the entire rpm range. Cylinder heads are available fully assembled or as bare castings. Sold individually.

$849.99

$1,524.99

Trick Flow® GenX® 280 HD Cylinder Heads for GM LS3

Trick Flow® GenX® 280 HD cylinder heads offer an unbeatable combination of performance and durability, making them the perfect upgrade for your high-performance GM LS3 engine build. Assembled with Manley Severe Duty stainless steel valves, these heavy-duty versions of the standard GenX® 280 heads can withstand the added heat, stress, and abuse dealt by big power adders. That makes them the ideal choice for engines using superchargers, turbochargers, or nitrous. GenX 280 HD cylinder heads have fully CNC-profiled combustion chambers and CNC Competition Ported square port runners with a premium high resolution surface finish that guarantees dimensional accuracy and balanced flow from port-to-port for maximum power potential. The valve angles have been modified from the stock 15° to 12° to increase piston-to-valve clearance and allow the use of larger camshafts. The coolant holes through the head decks were designed to ensure compatibility with all LS head gasket and engine block combinations. The 6-bolt-per-cylinder mounting pattern for GMPP LSX and other aftermarket blocks increases clamping force to prevent head gasket failure, cylinder distortion, and other issues that plague the factory 4-bolt design. Trick Flow® GenX® 280 HD heads have LS3 port locations to work with all LS3-style intake manifolds and LS9/LSA blower assemblies. They must be used on engines with 4.000" or larger bores. Cylinder heads are available fully assembled or as bare castings. Sold individually.

$1,749.99

Trick Flow® Super 23® 175 Cylinder Heads for Small Block Chevrolet

Trick Flow® Super 23® 175 cylinder heads vastly outperform factory small block Chevy heads on 283-350 c.i.d. engines. They feature small cross section, Fast as Cast® runners for excellent port velocity to promote low-end torque and a profile that delivers outstanding flow for making ample high RPM horsepower on small bore engines. Modern CNC-profiled chambers promote combustion efficiency. That helps maximize power with less ignition timing and reduces the potential for detonation. It all adds up to more power, better drivability, and greater throttle response on street performance engines. Improved A356-T61 castings now feature 3/4" thick decks for additional strength and durability. Other features include a competition multi-angle valve job, angled spark plugs, and raised valve cover rails for improved rocker arm clearance and less potential for oil leaks. Assembled cylinder heads have premium components including stainless steel valves, bronze valve guides, 7° machined locks, and chromoly retainers. Several PAC Racing valve spring options are available for flat tappet and hydraulic roller cams. Trick Flow® Super 23® 175 heads accept most original accessories. They are emissions-legal under CARB E.O. #D-747-1 for 1995 and earlier GM vehicles with Chevy 262–350 engines. Cylinder heads are available fully assembled or as bare castings. Sold individually.

$899.99

Trick Flow® Engine Steam Line Plumbing Kits for GM LS

Your modified LS-powered cars and trucks will be easier to service with an upgrade to a race car plumbing system. These plumbing kits contain black anodized billet aluminum fittings, O-rings, stainless steel bolts, and all of the necessary hose to plumb just the front of the heads or all four corners. Choose the most desirable upgrade to your factory steam tubes--Trick Flow® engine steam line plumbing kits for GM LS.

$101.99

$148.95