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  • Manley Big Block Chevrolet Extreme Duty Exh. Valve 1.88in. Head Dia / .3415in. Stem Dia - Set of 8
    SKU: 11743-8

    Discover the extraordinary capabilities of Manley Performance Products’ Extreme Duty Series Valves. Engineered to cater to the demanding needs of Top Fuel and Funny Car drag racers, Big Block Chevy marine enthusiasts, and Small Block Chevy restricted carburetor circle track competitors, these valves are your ticket to unparalleled performance.
    Manley Valve – Exhaust, Valve-BBC E/D 1.880.

    • Ideal for Specialized Applications: Tailored for any application where extreme force and heat resistance is a must including Top Fuel, Funny Car, and Marine Engine applications.
    • Optimized Performance: Swirl polished under head areas and fully machined combustion faces improve airflow and combustion efficiency.
    • Built to Last: Featuring chrome stems and hard tips for exceptional longevity and wear resistance.
    • XH-432 XtremeAlloy: The hallmark of excellence in exhaust valve material construction.
  • Manley Big Block Chevrolet Extreme Duty Exhaust Valve - 5.522in Overall L 1.900in Diameter Set of 8
    SKU: 12739-8

    Discover the extraordinary capabilities of Manley Performance Products’ Extreme Duty Series Valves. Engineered to cater to the demanding needs of Top Fuel and Funny Car drag racers, Big Block Chevy marine enthusiasts, and Small Block Chevy restricted carburetor circle track competitors, these valves are your ticket to unparalleled performance.
    Manley Valve – Exhaust, Valve-BBC E/D 1.900, +100

    • Ideal for Specialized Applications: Tailored for any application where extreme force and heat resistance is a must including Top Fuel, Funny Car, and Marine Engine applications.
    • Optimized Performance: Swirl polished under head areas and fully machined combustion faces improve airflow and combustion efficiency.
    • Built to Last: Featuring chrome stems and hard tips for exceptional longevity and wear resistance.
    • XH-432 XtremeAlloy: The hallmark of excellence in exhaust valve material construction.
  • Manley Big Block Chevrolet LS Series 4.075in Bore 4in Stroke -10cc Dish Platinum Series Piston Set
    SKU: 592775C-8

    Our signature “Platinum Series” pistons feature 2618 alloy forgings, proven cam and barrel skirt profiles, tool steel wrist pins, and moly skirt coatings on select part numbers. Join the ranks of professional engine builders and tuners who rely on Manley pistons for superior performance and durability.

    • Chrome Moly Wrist Pins: Premium Chrome Moly wrist pins come standard with our Standard Series Pistons. For select SKUs, we offer wrist pin upgrades to 9310 and Turbo Tuff/DLC alloys, providing additional durability.
    • Unique Fixturing: Manley’s unique fixturing allows for skirt turning and ring groove machining in a single operation, ensuring ultimate ring groove to skirt squareness.
    • Exacting Ring Lands and Grooves: We adhere to strict standards for piston ring lands and grooves, resulting in enhanced ring seal and more power.
    • Cam and Barrel Profiles: Our pistons boast cam and barrel (skirt) profiles that generate substantial power while being gentle on cylinder walls.
    • 2618 Alloy Forgings: We use domestic 2618 alloy forgings, ensuring superior strength and performance.
  • Manley Big Block Ford 429-460 1.880in Diameter 5.655in Length Race Master Exhaust Valves (Set of 8)
    SKU: 11591-8

    Manley?s Race Series valves are meticulously engineered to meet the rigorous demands of bracket, drag, and oval track racers and are the ultimate choice for engines operating under 8000 RPM
    Manley Valve – Exhaust, Valve-FD SVO 1.880.

    • Recommended for Alcohol Engines: These valves are the recommended choice for exhaust valves in alcohol engines, ensuring reliable performance even in demanding conditions.
    • Swirl Polished and Fully Machined: The valves feature swirl polished under head areas and fully machined combustion faces to optimize airflow and combustion efficiency.
    • Stainless Steel Construction: Both exhaust (XH-426) and intake (NK-842) valves are constructed from high-quality stainless steel for unparalleled durability.
    • Variety of Shapes: Choose between Race Master (Straight Stem) and Race Flo shapes to suit your racing engine’s specific requirements.
    • Chrome Stems and Hard Tips: Chrome stems and hard tips are incorporated for enhanced longevity and wear resistance.
  • Manley Billet CCW 3.622in Stroke Crankshaft w/ 58 Tooth Reluctor Wheel
    SKU: 190758B

    we’re providing the core strength your engine build demands. The Pro Series 4340 Alloy Steel Crankshaft is an efficient and precisely balanced foundation for performance, built not just to survive, but to handle extremes across a wide range of applications.
    Manley Crankshaft, CRANK-4340 BILLET 3.622 STROKE CCW.

    • 4340 Construction: Forged or Turbo Tuff billet for superior strength
    • Gun-drilled mains and lightened journals cut weight
    • Heat-treated and nitrided for durability
    • Micro-polished journals reduce friction
    • 100% magnaflux-inspected
  • Manley Billet CCW 4.000in Stroke Crankshaft w/ 58 Tooth Reluctor Wheel
    SKU: 190858B

    we’re providing the core strength your engine build demands. The Pro Series 4340 Alloy Steel Crankshaft is an efficient and precisely balanced foundation for performance, built not just to survive, but to handle extremes across a wide range of applications.
    Manley Crankshaft, CRANK-4340 BILLET 4.000 STROKE CCW.

    • 4340 Construction: Forged or Turbo Tuff billet for superior strength
    • Gun-drilled mains and lightened journals cut weight
    • Heat-treated and nitrided for durability
    • Micro-polished journals reduce friction
    • 100% magnaflux-inspected
  • Manley Billet CCW GM LS 3.622in Stroke Crankshaft w/ 24 Tooth Reluctor Wheel
    SKU: 190724B

    we’re providing the core strength your engine build demands. The Pro Series 4340 Alloy Steel Crankshaft is an efficient and precisely balanced foundation for performance, built not just to survive, but to handle extremes across a wide range of applications.
    Manley Crankshaft, CRANK-4340 BILLET 3.622 STROKE CCW.

    • 4340 Construction: Forged or Turbo Tuff billet for superior strength
    • Gun-drilled mains and lightened journals cut weight
    • Heat-treated and nitrided for durability
    • Micro-polished journals reduce friction
    • 100% magnaflux-inspected
  • Manley BMW 5.709 T/T N54 Connecting Rod Set
    SKU: 14448-6

    Manley’s Turbo Tuff® I-Beam Connecting Rods represent the epitome of precision, performance, and quality. Engineered with meticulous attention to detail and a finely tuned manufacturing process, these rods are a testament to our commitment to excellence. Elevate your engine’s capabilities and achieve outstanding results with these exceptional connecting rods.
    Center To Center Length: 5.709 in. – Big End Bore: 2.110 in. – Pin Bore: 0.8671 in. (22mm Pin) – 3/8″ ARP 2000 Bolts – Approx. HP Rating: 1250+
    specify which Clevite® bearing will be used.

    • Designed for ultimate performance with superior materials: forged 4340 or 300M vacuum degassed steel alloys
    • NHRA Legal Certification for some SKUs – Stock and Super Stock
    • Versatile Weight Options: Tour Lites, Light, Standard, Heavy
  • Manley BMW N54B30 32cc Platinum Series Dish Extreme Duty Piston Set
    SKU: 646000CE-6

    Our signature “Platinum Series” pistons feature 2618 alloy forgings, proven cam and barrel skirt profiles, tool steel wrist pins, and moly skirt coatings on select part numbers. Join the ranks of professional engine builders and tuners who rely on Manley pistons for superior performance and durability.
    Manley Piston Set, PIST-BMW N54B30 84.0mm -16.5cc E/D.

    • Chrome Moly Wrist Pins: Premium Chrome Moly wrist pins come standard with our Standard Series Pistons. For select SKUs, we offer wrist pin upgrades to 9310 and Turbo Tuff/DLC alloys, providing additional durability.
    • Unique Fixturing: Manley’s unique fixturing allows for skirt turning and ring groove machining in a single operation, ensuring ultimate ring groove to skirt squareness.
    • Exacting Ring Lands and Grooves: We adhere to strict standards for piston ring lands and grooves, resulting in enhanced ring seal and more power.
    • Cam and Barrel Profiles: Our pistons boast cam and barrel (skirt) profiles that generate substantial power while being gentle on cylinder walls.
    • 2618 Alloy Forgings: We use domestic 2618 alloy forgings, ensuring superior strength and performance.
  • Manley BMW N54B30 32cc Platinum Series Dish Extreme Duty Piston Set - 84.5mm Bore
    SKU: 646005CE-6

    Our signature “Platinum Series” pistons feature 2618 alloy forgings, proven cam and barrel skirt profiles, tool steel wrist pins, and moly skirt coatings on select part numbers. Join the ranks of professional engine builders and tuners who rely on Manley pistons for superior performance and durability.
    Manley Piston Set, PIST-BMW N54B30 84.50mm -16.5cc E/D
    Manley Piston Set, PIST-BMW N54B30 84.5.0mm -16.5cc E/D.

    • Chrome Moly Wrist Pins: Premium Chrome Moly wrist pins come standard with our Standard Series Pistons. For select SKUs, we offer wrist pin upgrades to 9310 and Turbo Tuff/DLC alloys, providing additional durability.
    • Unique Fixturing: Manley’s unique fixturing allows for skirt turning and ring groove machining in a single operation, ensuring ultimate ring groove to skirt squareness.
    • Exacting Ring Lands and Grooves: We adhere to strict standards for piston ring lands and grooves, resulting in enhanced ring seal and more power.
    • Cam and Barrel Profiles: Our pistons boast cam and barrel (skirt) profiles that generate substantial power while being gentle on cylinder walls.
    • 2618 Alloy Forgings: We use domestic 2618 alloy forgings, ensuring superior strength and performance.
  • Manley BMW N54B30 32cc Platinum Series Dish Piston Set
    SKU: 646000C-6

    Our signature “Platinum Series” pistons feature 2618 alloy forgings, proven cam and barrel skirt profiles, tool steel wrist pins, and moly skirt coatings on select part numbers. Join the ranks of professional engine builders and tuners who rely on Manley pistons for superior performance and durability.
    Manley Piston Set, PIST-BMW N54B30 84.0mm -16.5cc.

    • Chrome Moly Wrist Pins: Premium Chrome Moly wrist pins come standard with our Standard Series Pistons. For select SKUs, we offer wrist pin upgrades to 9310 and Turbo Tuff/DLC alloys, providing additional durability.
    • Unique Fixturing: Manley’s unique fixturing allows for skirt turning and ring groove machining in a single operation, ensuring ultimate ring groove to skirt squareness.
    • Exacting Ring Lands and Grooves: We adhere to strict standards for piston ring lands and grooves, resulting in enhanced ring seal and more power.
    • Cam and Barrel Profiles: Our pistons boast cam and barrel (skirt) profiles that generate substantial power while being gentle on cylinder walls.
    • 2618 Alloy Forgings: We use domestic 2618 alloy forgings, ensuring superior strength and performance.
  • Manley BMW N54B30 32cc Platinum Series Dish Piston Set - 84.5mm Bore
    SKU: 646005C-6

    Our signature “Platinum Series” pistons feature 2618 alloy forgings, proven cam and barrel skirt profiles, tool steel wrist pins, and moly skirt coatings on select part numbers. Join the ranks of professional engine builders and tuners who rely on Manley pistons for superior performance and durability.
    Manley Piston Set, PIST-BMW N54B30 84.50mm -16.5cc
    Manley Piston Set, PIST-BMW N54B30 84.5.0mm -16.5cc.

    • Chrome Moly Wrist Pins: Premium Chrome Moly wrist pins come standard with our Standard Series Pistons. For select SKUs, we offer wrist pin upgrades to 9310 and Turbo Tuff/DLC alloys, providing additional durability.
    • Unique Fixturing: Manley’s unique fixturing allows for skirt turning and ring groove machining in a single operation, ensuring ultimate ring groove to skirt squareness.
    • Exacting Ring Lands and Grooves: We adhere to strict standards for piston ring lands and grooves, resulting in enhanced ring seal and more power.
    • Cam and Barrel Profiles: Our pistons boast cam and barrel (skirt) profiles that generate substantial power while being gentle on cylinder walls.
    • 2618 Alloy Forgings: We use domestic 2618 alloy forgings, ensuring superior strength and performance.
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