Fits select 1996-2008 Ford F-150, F-250/F-350 Super Duty, Mustang, and GT (V8).

Manley Performance piston rings are engineered to provide a precise, durable seal for high-performance engine builds. This set features high-performance ductile iron top rings with a plasma-moly inlay to ensure excellent heat resistance and reduced friction under load. To optimize oil control, the set includes Napier-style or reverse twist cast iron taper face second rings and a standard 3-piece oil ring assembly. These components are meticulously manufactured to meet the tolerances required for reliable engine operation and longevity.

• Manufacturer Part Number: 46620-8
• Top Ring Material: Ductile Iron with Plasma-Moly Inlay
• Second Ring Design: Napier-Style
• Oil Ring Construction: 3-Piece Assembly
• Engine Compatibility: Ford V8 applications
• Designed for superior cylinder wall sealing and oil management

Fits select 1996-2008 Ford Mustang, GT, F-150, and F-Series Super Duty models (4.6L / 5.4L).

Engineered for high-stress Ford Modular engine builds, this Manley 46600-8 piston ring set is specifically designed for use with Manley piston part number 594100C-8. These rings provide the precise sealing surface required to maintain compression and manage oil in both 2-valve SOHC and high-performance 4-valve DOHC configurations. Built to withstand the rigors of high-output environments, this set is a critical component for ensuring long-term engine durability and performance.

• Specifically matched for use with Manley Piston P/N: 594100C-8.
• Premium Steel top rings are ideal for high-horsepower, forced induction, or nitrous applications.
• Standard Napier-style second rings provide superior oil scraping and cylinder wall control.
• Conventional sets feature high-performance ductile iron top rings with plasma-moly inlay.
• Includes 3-piece oil rings for consistent lubrication management.
• Manufacturer Part Number: 46600-8

Fits select 1992-2011 Ford Crown Victoria, E-Series, Expedition, Explorer, F-150, F-250/F-350 Super Duty, and Mustang (4.6L / 5.4L).

Engineered for high-horsepower applications, this set of Manley wrist pins is manufactured from 9310 alloy, a material renowned in the racing industry for its exceptional toughness and resistance to fatigue. These straight-wall pins are designed to withstand the increased cylinder pressures and reciprocating loads found in forced induction or high-performance naturally aspirated Modular V8 builds.

Each pin features a precision-ground finish and a robust .180-inch wall thickness to minimize pin flex, ensuring better ring seal and overall piston stability. These are an essential upgrade when building a Ford 4.6L or 5.4L bottom end for street-strip or dedicated track use.

• Manufacturer Part Number: 42507-8
• Material: 9310 Alloy Steel
• Design: Straight Wall
• Diameter: 22mm
• Length: 2.500 in.
• Wall Thickness: .180 in.
• Quantity: Set of 8

Engineered for high-horsepower and high-RPM racing applications, these Manley connecting rod bolts are manufactured from premium ARP2000 material to provide superior clamping force and reliability. These 3/8" diameter fasteners feature a 1.500" under head length (UHL) and are specifically designed for compatibility with Manley rod part number 14024.

• Manufactured by ARP from ARP2000 alloy for high tensile strength and fatigue life
• Precision thread rolling and specialized heat treatment ensures maximum thread integrity
• Optimized for consistent preload when installed using the recommended stretch method
• Replaces or upgrades fasteners in high-performance street and competition engines
• Specifications: 3/8" diameter, 1.500" Under Head Length (UHL)
• Quantity: Pack of 4 bolts
• Manufacturer Part Number: 42350-4

Secure your rotating assembly with this set of Manley ARP Custom Age 625+ 3/8" connecting rod bolts. These fasteners are engineered for extreme high-horsepower and high-RPM racing applications where maximum tensile strength and consistent clamp load are critical to preventing rod failure.

Manufactured by ARP to Manley's exacting standards, these bolts undergo precision thread rolling and specialized heat treatment. Achieving the correct preload via the manufacturer-recommended stretch method is vital; these fasteners provide the necessary elasticity to maintain clamping force without exceeding their maximum yield point. This ensures the rod cap remains seated and the bearing clearance stays consistent under heavy inertial loads.

• Material: ARP Custom Age 625+
• Thread Diameter: 3/8"
• Quantity: Set of 4 bolts
• Construction: Precision rolled threads and heat-treated for maximum tensile strength
• Intended Use: High-RPM racing and high-horsepower street engines
• Manufacturer Part Number: 42320-4

Fits select 1995-2011 Subaru and Saab models including Impreza (WRX/STI), Forester (XT), Legacy (GT), and Outback (XT). These Manley wrist pin retainers are engineered to provide secure pin retention in high-performance applications where standard snap rings may fail. Manufactured from high-tensile round wire, these .054" locks are designed to fit precisely within the piston's lock groove, ensuring the wrist pin remains centered even under extreme RPM and cylinder pressures.

• Manufacturer Part Number: 42212-8
• Wire Diameter: .054"
• Material: High-strength round wire
• Quantity: Set of 8 locks
• Applications: Suitable for select Subaru EJ-series and Saab 2.5L engines

Ideal for engine rebuilds using Manley or compatible aftermarket pistons, these locks replace worn or damaged factory retainers to maintain rotating assembly integrity. Professional installation is recommended to ensure proper seating within the lock groove.

The Manley Crankshaft Gear Spacer (MPN: 42000) is a critical component for maintaining precise timing gear alignment within your engine's rotating assembly. Engineered for high-performance builds, this spacer ensures the timing gear is positioned correctly on the crankshaft snout to maintain consistent valve timing and prevent excessive wear on timing chains or belts.

• Precision-machined for exact tolerances to ensure proper gear positioning
• Maintains accurate spacing within the crankshaft assembly for consistent timing
• Engineered from premium materials to withstand high-RPM stresses and reduce wear
• Promotes long-term reliability in performance engine applications
• Manufacturer Part Number: 42000

Designed for high-performance Dodge 5.7L and 6.4L Hemi engines, these Manley swedged-end pushrods provide the increased rigidity required for upgraded valvetrains. Manufactured from 4130 chrome moly tubing, these pushrods are engineered to withstand the stresses of higher valve spring pressures and increased RPM ranges without the deflection common in standard components.

Each pushrod is heat-treated for maximum durability and features a black oxide finish for superior corrosion resistance and longevity. This set of 16 includes staggered lengths specifically matched for Hemi intake and exhaust geometry.

• Manufacturer Part Number: 26640
• Material: 4130 Chrome Moly
• Diameter: 5/16 in.
• Wall Thickness: 0.080 in.
• Intake Length: 6.800 in.
• Exhaust Length: 8.100 in.
• End Type: Swedged End
• Finish: Black Oxide
• Quantity: Set of 16 (8 Intake / 8 Exhaust)

Fits select 2002-2012 Subaru Impreza WRX and WRX STI, and 2005-2006 Saab 9-2X Aero.

The Manley Performance Valve Spring and Retainer Kit provides the valvetrain stability required for high-lift, high-RPM applications. Designed to replace worn OE components or complement aggressive aftermarket camshafts, this kit ensures consistent valve control up to 10,000 RPM. The springs are wound from premium chrome-silicon alloy for maximum fatigue resistance, while the titanium retainers offer a significant reduction in reciprocating mass compared to steel alternatives.

• Chrome-Silicon Alloy Springs: Engineered for high-tensile strength and durability under extreme racing conditions.
• Titanium Retainers: Heat-treated aerospace-grade titanium, CNC-machined to exacting tolerances.
• Performance Rated: Designed to handle high-lift camshafts and engine speeds up to 10,000 RPM.
• Comprehensive Set: Includes 16 valve springs and 16 titanium retainers.
• Part Number: 26180 (Note: This specific kit does not include valve locks).

Fits select 2002-2012 Subaru Impreza WRX, WRX STI, and 2005-2006 Saab 9-2X Aero.

Engineered specifically for high-revving sport compact applications, these Manley valve springs provide the essential valvetrain stability required for high-boost and high-RPM environments. Wound from premium, super-clean alloy, these springs are designed to handle the increased lift of aftermarket camshafts while maintaining consistent seat and open pressures. When paired with Manley titanium retainers, these springs are capable of supporting engine speeds up to 10,000 RPM, preventing valve float and ensuring reliable performance in both turbocharged and naturally aspirated builds.

• Manufacturer Part Number: 22180-16
• Quantity: Set of 16 springs
• Spring Dimensions: 1.050in / .755in
• Compatible with Manley 23180-16 Retainers (required for installation)
• Wound from high-grade, super-clean alloy for maximum durability
• Supports up to 10,000 RPM with appropriate titanium retainers

Fits Chrysler Gen III Small Block HEMI engines including 5.7L, 6.1L, and 6.4L variants.

The Manley Performance Pro Series stroker crankshaft is engineered for high-output Gen III HEMI builds. This 4.050" stroke crankshaft allows for displacement increases up to 392 c.i. on 5.7L blocks and 426 c.i. on 6.1L and 6.4L engines. Manufactured from a premium 4340 steel forging, it undergoes a multi-step heat treatment and nitriding process for maximum surface hardness and fatigue resistance.

To optimize oil control and reduce windage, this crankshaft utilizes Small Block Chevy (SBC) small journal 2.000" crank pin diameters and widths, providing taller sidewalls on the rod journals. The counterweights are fully profiled for 6.125" connecting rods, and the snout features a dual keyed post to safely handle supercharger drive pulleys.

• Manufacturer Part Number: 191958NB
• Material: 4340 Forged Steel with Nitrided Finish
• Stroke: 4.050"
• Journal Size: 2.000" SBC Small Journal (requires narrow rod bearings)
• Mains: Gun drilled for weight reduction
• Rod Journals: Lightened and micro-polished with large radius
• Balance: Stress relieved, shot-peened, and 100% magnafluxed
• Post: Dual keyed for supercharger applications

Fits select Ford vehicles equipped with the 4.6L engine.

Engineered for high-performance builds, the Manley Pro Series Crankshaft (MPN 190350) is manufactured from high-strength forged 4340 steel. This crankshaft features a lightweight design with lightened rod journals to reduce rotational mass and optimize engine response. To ensure exceptional balance and rotational stability, the counterweights are fully profiled.

Every Manley Pro Series crankshaft undergoes a rigorous manufacturing process, including multi-step heat treatment and nitriding for superior surface hardness and longevity. The large radius journals are micro-polished to minimize friction, while stress relief, shot peening, and 100% magnafluxing ensure the component meets stringent racing standards.

• Manufacturer Part Number: 190350
• Engine Displacement: 4.6L
• Stroke: 3.543in
• Material: Forged 4340 Steel
• Finish: Nitrided and micro-polished journals
• Features: Lightened rod journals and fully profiled counterweights
• Testing: 100% Magnafluxed, shot peened, and stress relieved

Fits select 1992-2006 Mitsubishi, Eagle, and Plymouth models including Lancer Evolution VIII/IX, Eclipse, Galant, and Talon (7-bolt 4G63/4G64 engines).

The Manley Turbo Tuff Series billet crankshaft (MPN 190120B) is engineered for high-horsepower stroker builds that demand superior rotational strength. CNC-machined from 4340 billet steel, this crankshaft features a 100mm stroke to increase engine displacement, providing a significant boost in torque and power potential compared to the factory unit.

• Manufactured from premium 4340 Turbo Tuff Billet material
• 100mm stroke for increased displacement and power delivery
• Fully knife-edged counterweights to reduce windage and ensure precise balance
• Rigorous quality control: stress relieved, shot peened, and 100% magnafluxed
• Multi-step heat treatment and nitriding process for maximum surface hardness and longevity
• Designed specifically for 7-bolt 4G63 and 4G64 engine blocks

Each crankshaft is finished to exacting tolerances, making it a critical foundation for competitive racing and high-boost applications where OE components reach their failure limits.

Fits select 1992-2006 Mitsubishi Lancer Evolution, Eclipse, Galant, Eagle Talon, and Plymouth Laser (4G63/4G64 7-Bolt engines).

The Manley Turbo Tuff Series 94mm stroke crankshaft is engineered for high-output stroker builds requiring maximum rotational integrity. Machined from high-grade 4340 billet steel, this crankshaft provides a 9.3% increase in stroke over the factory unit, significantly increasing engine displacement for higher torque and horsepower potential. Each unit features fully knife-edged counterweights to reduce windage and rotating mass, ensuring precise balance and stability at high RPM.

• Manufactured from premium 4340 Turbo Tuff billet steel for extreme durability in forced induction applications
• 94mm stroke increases displacement over stock for improved power delivery
• Fully knife-edged counterweights for enhanced aerodynamics within the crankcase
• Multi-step heat treatment and nitriding process for superior surface hardness and longevity
• Stress relieved, shot-peened, and 100% magnaflux inspected to ensure material consistency
• Direct fitment for Mitsubishi 7-bolt 4G63 and 4G64 engine blocks
• Manufacturer Part Number: 190110B

The Manley Turbo-Tuff Race Series crankshaft is engineered for the extreme demands of high-boost and high-RPM Mitsubishi 4G63 and 4G64 7-bolt engines. Machined from high-strength 4340 billet steel, this 88mm stroke crankshaft (MPN: 190100B) offers a significant upgrade in rotational stability and durability over factory units.

Each crankshaft features a lightweight design with fully knife-edged counterweights to minimize windage and ensure precise balance at high engine speeds. To guarantee long-term reliability under racing conditions, Manley utilizes a multi-step heat treatment process and nitriding for superior surface hardness and longevity.

• Fits Mitsubishi 4G63 and 4G64 7-bolt blocks
• Manufactured from premium 4340 Turbo-Tuff billet material
• 88mm stroke for high-performance race applications
• Fully knife-edged counterweights for reduced weight and improved oil shedding
• Stress relieved, shot peened, and 100% magnafluxed for structural integrity
• Nitrided finish for enhanced journal hardness and wear resistance
• Manufacturer Part Number: 190100B

Fits select 1992-2006 Mitsubishi Eclipse, Lancer Evolution, Galant, Eagle Talon, and Plymouth Laser models with the 7-bolt 4G63 or 4G64 engine. This Manley Race Series crankshaft (MPN: 190100) is engineered for high-horsepower builds where engine reliability and rotational efficiency are critical.

Manufactured from 4340 Turbo-Tuff Billet material, this 88mm stroke crankshaft offers superior structural integrity compared to standard forgings. The counterweights are fully knife-edged to reduce windage and minimize rotational mass, resulting in faster engine response and improved balance at high RPM. To ensure maximum longevity under extreme stress, each unit undergoes a multi-step heat treatment process and a nitriding finish for increased surface hardness.

• Material: 4340 Turbo-Tuff Billet
• Stroke: 88mm
• Counterweights: Fully knife-edged for reduced windage
• Finish: Nitrided and shot-peened for enhanced fatigue resistance
• Testing: 100% magnafluxed and stress-relieved to meet strict tolerances
• Application: Mitsubishi 4G63/4G64 7-bolt engines
• Part Number: 190100

Fits select 1996-2012 Subaru Impreza (including WRX/STI), Forester, Legacy, Outback, Baja, and 2005-2006 Saab 9-2X (EJ20/EJ25 engines).

Engineered for high-horsepower and high-boost applications, the Manley Turbo Tuff Series billet crankshaft provides the structural integrity required for extreme performance builds. Each unit is precision-machined from premium 4340 billet steel and features fully knife-edged counterweights to reduce rotational mass and improve aerodynamic efficiency within the crankcase. The gun-drilled crank pins further reduce weight without sacrificing strength.

To ensure long-term reliability under heavy load, these crankshafts undergo a multi-step heat treatment and nitriding process for superior surface hardness and wear resistance. Every 190040B crankshaft is stress-relieved, shot-peened, and 100% magnaflux inspected to guarantee a flawless finish and structural consistency. The inclusion of direct shot oiling ensures consistent lubrication to the rod journals and bearings during high-RPM operation.

• Manufacturer Part Number: 190040B
• Material: 4340 Billet Steel
• Stroke: 79mm
• Counterweights: Fully Knife-edged for superior balance
• Crank Pins: Gun-drilled
• Finish: Heat-treated and Nitrided
• Quality Control: 100% Magnaflux inspected, stress-relieved, and shot-peened
• Oiling: Direct shot oiling for journals

Fits Nissan GT-R models equipped with the 3.8L VR38DETT engine.

The Manley Turbo Tuff Pro Series I-Beam connecting rods are the industry standard for high-horsepower Nissan GT-R builds. These rods are forged from 300M vacuum degassed steel alloy, a material chosen for its exceptional tensile strength and fatigue resistance in extreme forced induction environments. As part of the Heavy Weight (H/W) series, these rods are specifically engineered to handle the massive cylinder pressures and torque loads generated by high-boost VR38DETT engines.

• Forged from 300M vacuum degassed aircraft-quality steel alloy
• Heavy Weight (H/W) design for maximum structural integrity
• I-Beam profile optimized for high-boost and high-RPM applications
• Shot-peened after machining and 100% magnafluxed for reliability
• Weight-matched sets to ensure engine balance
• Manufacturer Part Number: 15524-6

Fits Ford 5.0L V8 Coyote engines (5.0L).

Manley Pro Series I-Beam connecting rods are engineered for high-horsepower builds where component integrity is non-negotiable. These 5.933-inch length rods are manufactured from forged 4340 or 300M vacuum degassed steel alloys, providing a superior strength-to-weight ratio compared to standard H-beam designs. The Pro Series I-beam profile is specifically optimized to handle the extreme cylinder pressures and high-RPM demands of the 5.0L Coyote platform.

• Beam Design: Pro Series I-Beam
• Material: Forged 4340 or 300M vacuum degassed steel alloy
• Rod Length: 5.933in
• Application: Optimized for Ford 5.0L Coyote V8 engines
• Certification: NHRA Legal for Stock and Super Stock (select SKUs)
• Set Count: 8 rods
• Manufacturer Part Number: 15318-8

Designed for high-horsepower Ford 4.6L and 5.0L engines, the Manley H-Tuff Series connecting rods are engineered for applications that demand more strength than a standard H-beam can provide. These rods feature a significantly larger cross-sectional area to withstand the increased cylinder pressures found in forced induction and high-compression builds, providing a robust solution for performance engine builders.

• Manufactured from forged 4340 aircraft-quality vacuum degassed steel alloy
• Shot-peened after machining to MIL-S-13165 and 100% magnafluxed for maximum reliability
• Includes high-strength 3/8" ARP 2000 series bolts for superior cap retention
• Precision balanced sets to within +/- 1.5 grams
• Bore and pin ends finished to exacting tolerances
• Manufacturer Part Number: 15042R-8

Fits 1993-1998 Toyota Supra (3.0L 2JZG).

Manley H-Tuff Series connecting rods are engineered for high-horsepower builds that require more strength than a standard H-beam without the weight of a heavy-duty I-beam. These rods are manufactured from aircraft-quality 4340 vacuum-degassed material and are designed to handle the increased cylinder pressures of turbocharged applications. Every rod is shot-peened to MIL-spec and undergoes individual magnetic particle inspection to ensure material integrity.

This set (MPN 15027R6-6) comes equipped with premium ARP Custom Age 625+ cap screw bolts, providing significantly higher tensile strength than standard ARP 2000 hardware for extreme reliability. Each set is weight-matched to within 1.5 grams and precision-honed to exacting tolerances for proper bearing clearances and wrist pin fitment.

• Manufactured from 4340 aircraft-quality forged steel
• Shot-peened and 100% magnetic particle inspected for fatigue resistance
• Includes high-strength ARP Custom Age 625+ cap screws
• Total weight-matched sets (balanced to +/- 1.5 grams)
• Precision finished for bend, twist, and bore sizing
• Manufacturer Part Number: 15027R6-6

Fits 1993-1998 Toyota Supra models equipped with the 3.0L 2JZ engine.

Manley H-Beam Series connecting rods offer a high-strength, precision-engineered solution for 2JZ engine builds. These rods are manufactured to the same rigorous quality standards as Manley’s Sportsmaster and Pro Series components, providing a reliable rotating assembly upgrade. Every rod is forged and finished to exacting tolerances to ensure consistent performance under high-load conditions.

Attention to detail is paramount in the manufacturing process. Each set undergoes a detailed inspection where final hone size, thread detail, and structural alignment (bend and twist) are strictly monitored. This ensures the rods arrive ready for installation with professional-grade precision. Designed to accommodate high-tensile ARP hardware, these rods provide the durability required for both street and track applications.

• Manufactured from high-strength steel forgings
• Precision-honed to exact tolerances for consistent crank pin and wrist pin fitment
• Strictly monitored for bend and twist to ensure proper engine geometry
• Compatible with ARP 8740 or ARP 2000 bolt options
• Engineered specifically for the 3.0L 2JZ-GE and 2JZ-GTE platforms
• Manufacturer Part Number: 15027-6

Fits 1993-1998 Toyota Supra (3.0L 2JZ).

Manley H-Beam Series connecting rods offer a high-strength, precision-engineered solution for 2JZ engine builds. Designed to provide structural rigidity at a competitive price point, these rods are manufactured to the same exacting standards as Manley’s premium Sportsmaster and Pro Series lines. Each rod undergoes rigorous inspection to ensure precise final hone sizing, thread detail, and minimal bend and twist for reliable performance under high-load conditions.

• Engine Compatibility: Toyota 3.0L 2JZ-GE / 2JZ-GTE
• Series: H-Beam
• Hardware Compatibility: Tailor your build with a choice of ARP 8740 or ARP 2000 bolts
• Precision Finish: Meticulously honed to exacting tolerances for superior fitment
• Manufacturer Part Number: 15027-1

Fits Subaru WRX (EJ205) and STi (EJ257) engines.

The Manley H-Beam Series connecting rod (15024-1) offers a high-strength, economical solution for Subaru EJ-series engine builds. Engineered to the same rigorous standards as Manley’s Sportsmaster and Pro Series components, this 130.5mm rod is manufactured from high-quality forgings. Each unit is meticulously inspected for final hone size, thread detail, bend, and twist to ensure perfect alignment and durability under high-stress performance conditions.

• Center-to-Center Length: 130.5mm
• Beam Style: H-Beam
• Engine Compatibility: Subaru EJ205 and EJ257
• Hardware Compatibility: Designed for ARP 8740 or ARP 2000 bolts
• Manufacturing: Precision honed to exacting tolerances
• Quantity: Single Rod
• Manufacturer Part Number: 15024-1

Fits Ford 4.6L Modular and 5.0L V-8 engines (4.6L / 5.0L).

The Manley Pro Series I-Beam connecting rods are engineered specifically for the extreme cylinder pressures found in forced induction and high-horsepower Ford modular builds. These rods are manufactured from high-strength forged 4340 or 300M vacuum degassed steel alloys, providing the structural integrity required to prevent rod failure under boost. Each rod features a 22mm wrist pin diameter and is designed with meticulous attention to tolerances to ensure consistent performance in high-stress environments.

• Manufacturer Part Number: 14518-8
• Rod Design: Pro Series I Beam
• Application: Forced Induction
• Material: Forged 4340 or 300M vacuum degassed steel alloys
• Wrist Pin Diameter: 22mm
• NHRA Legal Certification: Available for select Stock and Super Stock SKUs
• Weight Options: Precision balanced sets available in multiple weight profiles

Fits BMW N55 and S55 turbocharged 3.0L inline-six engines.

Engineered for high-boost applications, the Manley Turbo Tuff Pro Series I-Beam connecting rods are designed to handle the extreme cylinder pressures and mechanical loads of modified BMW engines. These rods provide the structural integrity required for professional-grade N55 and S55 builds, replacing factory components with precision-forged steel that offers superior resistance to bending and fatigue.

• Forged from 4340 or 300M vacuum degassed steel alloys for maximum material density
• High-strength I-Beam design optimized for weight and rigidity in forced induction setups
• NHRA Legal Certification for Stock and Super Stock applications (select SKUs)
• Precision machined to exacting tolerances for consistent balance across all cylinders
• Manufacturer Part Number: 14449-6

Engineered for high-horsepower BMW N54 applications, the Manley Turbo Tuff I-Beam Connecting Rod Set (MPN 14448-6) provides the structural integrity required for extreme boost levels. These rods are manufactured from forged 4340 vacuum degassed steel alloy, designed specifically to handle the increased cylinder pressures of modified N54 engines.

• Forged from 4340 vacuum degassed steel alloy for maximum fatigue life.
• Precision I-beam design optimized for high-torque and forced induction environments.
• Center-to-center length: 5.709 inches.
• Shot-peened to SAE specifications after machining to improve surface hardness and durability.
• Meticulously weight-matched to ensure rotating assembly balance.
• Compatible with select BMW N54 engine platforms.

Each set of Manley Turbo Tuff rods undergoes rigorous quality control and dimensional inspection to meet tight tolerances, ensuring a drop-in fit for your high-performance engine build.

Designed for high-output builds, the Manley Turbo Tuff Pro Series I-Beam Connecting Rods provide the structural integrity required for the 2016+ Nissan VR30DDTT engine. These rods are manufactured from forged 4340 vacuum degassed steel alloy, engineered to handle the extreme cylinder pressures and heat found in modified forced-induction applications. The I-beam profile offers a superior strength-to-weight ratio compared to standard rods, ensuring reliability under heavy load.

• Fits 2016+ Nissan VR30DDTT engines
• Rod Length: 5.975"
• Material: Forged 4340 vacuum degassed steel alloy
• Design: Turbo Tuff Pro Series I-Beam
• Hardware: Includes high-strength ARP 2000 rod bolts
• NHRA Legal for Stock and Super Stock (select SKUs)
• Manufacturer Part Number: 14437-6

Fits 2009+ Nissan R35 GT-R models equipped with the VR38DETT engine.

Manley Turbo Tuff I-Beam Connecting Rods are engineered to handle the extreme cylinder pressures of high-boost and high-horsepower applications where factory components reach their limits. Manufactured from forged 4340 vacuum degassed steel alloy, the I-beam design provides maximum structural rigidity and resistance to bending or twisting during high-RPM operation.

Every rod undergoes a rigorous manufacturing process, including shot-peening to increase fatigue life and magnetic particle inspection (MPI) to ensure the material is free of flaws. These rods are a direct performance upgrade for the R35 platform, providing the bottom-end strength necessary for serious engine builds.

• Manufacturer Part Number: 14424-6
• Material: Forged 4340 Vacuum Degassed Steel
• Design: Turbo Tuff I-Beam
• Quantity: Set of 6 Rods
• Finish: Shot-peened for improved fatigue strength
• Inspection: Magnetic Particle Inspected (MPI)
• Application: Specifically for Nissan R35 GT-R VR38DETT engines

Fits 1993-2006 Mitsubishi Lancer Evolution, Eclipse, Eagle Talon, and Plymouth Laser equipped with the 7-bolt 4G63T engine.

Manley Turbo Tuff Pro Series I-Beam Connecting Rods are engineered for high-horsepower forced induction builds where component failure is not an option. This specific set features a 6mm longer-than-stock configuration, optimized for engine builders seeking an improved rod-to-stroke ratio in custom 4G63 setups. Forged from high-vacuum degassed 4340 or 300M steel alloys, these rods undergo a rigorous manufacturing process including shot-peening to MIL-spec and 100% magnafluxing to ensure superior fatigue life and structural integrity under extreme cylinder pressures.

• Manufacturer Part Number: 14421-4
• Series: Turbo Tuff Pro Series I-Beam
• Design: 6mm longer than factory length for optimized rod geometry
• Material: Forged 4340 or 300M vacuum degassed steel alloy
• Application: 7-bolt 4G63T crankshafts
• Quality Control: Shot-peened and magnafluxed to ensure material consistency
• Compliance: NHRA legal for select Stock and Super Stock classes