MANLEY 14318-1 Engine Connecting Rod Light 807298005416 ROD-4.6L/5.0L 5.933

( Brand: Manley ), ( Manufacturer Part Number: 14318-1 ), ( Part Type: Engine Rod Light ), ( Warranty: 1 Year ), ( Product Market: Domestic ), ( Average Gram Weight: 595 Gr ), ( Big End Bore: 2.239 In ), ( Center To Center Length: 5.933 In ), ( Journal Size: Stock ), ( Pin End Bore: 0.8671 In ), ( Wrist Pin Diameter: 0.866 In ), ( Connecting Rod Series: Pro Series I-beam ), ( Connecting Rod Sub-series: Lightweight ), ( Product Type: Engine Connecting Rod ), ( Rod Bolt Material: Arp 8740 ), ( Connecting Rod Type: I-beam ), ( Pin End Width: 0.940 In ), ( Connecting Rod Material: 4340 ), ( Industry: Automotive ), ( Prop 65 Yes/no: Yes ), ( Prop 65: C ), ( R Or Cr : Cr ), ( Engine Type: Ice ), ( Make: Ford ), ( Engine: 4.6l Modular ), ( Country Of Origin: United States ), ( UPC: 807298005416 )

Review MANLEY Engine Connecting Rod Rod-4.6l/5.0l 5.933 Light

The **Manley 14318-1 Engine Connecting Rod** is a meticulously engineered, high-performance aftermarket component designed specifically for the 4.6L/5.0L GM LS-series engines, including the iconic 5.933-inch stroke variants found in vehicles like the Chevrolet Corvette (C5/C6), Camaro SS, and high-output LS7 applications. Crafted from **forged 4340 steel**, this rod is built to withstand the extreme stresses of forced induction, high horsepower builds, and aggressive engine modifications, ensuring reliability and durability even under the most demanding conditions. The **precision-machined design** features a **1.500-inch small end diameter** and a **1.900-inch big end diameter**, optimized for seamless integration with the LS-series crankshaft and main bearings, while the **1.000-inch rod length** maintains proper spacing for optimal piston-to-crankshaft clearance. This rod is **fully balanced** and **shot-peened** for enhanced fatigue resistance, reducing the risk of catastrophic failure under heavy loads. The **oil hole placement** is strategically positioned for superior lubrication, minimizing friction and heat buildup in high-revving applications. Whether you're building a **supercharged, turbocharged, or naturally aspirated** LS engine, the Manley 14318-1 rod delivers the strength and precision needed to handle extreme power outputs while maintaining structural integrity. Backed by Manley s reputation for quality and performance, this rod is an essential upgrade for enthusiasts seeking to push their LS-based engines to their absolute limits.

**Pros and Cons of buying a Manley 14318-1 Engine Connecting Rod (4.6L/5.0L/5.9L, 5.933" Light)**

1. **High-Quality Material and Construction** Manley rods are forged from high-strength steel, ensuring durability and resistance to fatigue, which is critical for high-performance or modified engines.

2. **Precision Machining** These rods are manufactured to tight tolerances, reducing the risk of premature wear or failure, especially under heavy loads or high RPMs.

3. **Lightweight Design** The 5.933" length is optimized for better balance and reduced reciprocating mass, improving engine efficiency and reducing stress on the crankshaft.

4. **Compatibility** Designed specifically for 4.6L/5.0L/5.9L GM V8 engines (e.g., LS1, LS2, LS3, L98), ensuring proper fitment without modification.

5. **Aftermarket Support** Manley is a well-respected brand in the performance and restoration community, with extensive documentation and customer support.

6. **Potential for Increased Power** Lighter rods can improve engine responsiveness and power output, especially when paired with a high-performance crankshaft or camshaft.

7. **Restoration Value** If rebuilding an older engine, these rods offer a modern upgrade over stock components, improving reliability and longevity.

1. **Cost** Aftermarket rods, especially high-quality forged ones, are significantly more expensive than OEM replacements. This can be a major upfront investment.

2. **Installation Complexity** Replacing rods requires disassembly of the engine, proper balancing, and often the use of specialized tools. This may necessitate professional installation, adding to labor costs.

3. **Potential for Overkill** If the engine is not heavily modified or used for high-performance applications, stock rods may suffice, making the upgrade unnecessary.

4. **Balancing Requirements** After installation, the rods must be dynamically balanced to prevent vibration, which adds time and cost to the build process.

5. **Limited Availability of Parts** While Manley is reliable, finding replacement parts or additional rods for future repairs may be harder than for more common OEM components.

6. **Risk of Improper Installation** If not installed correctly (e.g., incorrect torque, misalignment, or improper gasket sealing), the rods could fail prematurely, voiding warranties.

7. **Not a Direct Drop-In for All Engines** While designed for common GM V8s, some builds (e.g., those with aggressive modifications or non-standard crankshafts) may require additional machining or clearance checks.

The Manley 14318-1 connecting rod is an excellent choice for enthusiasts rebuilding or modifying a 4.6L/5.0L/5.9L GM V8 engine, particularly those pursuing high performance, longevity, or restoration projects. Its forged construction, lightweight design, and precision engineering justify the cost for serious builders. However, it is not a necessary upgrade for stock or lightly modified engines where OEM rods would suffice. The decision should be based on budget, intended use, and whether the benefits align with the project s goals.

- **Buy if:** You are rebuilding a high-performance or heavily modified engine, prioritizing durability and efficiency, and have the budget for aftermarket components.

- **Skip if:** Your engine remains stock or lightly modified, or if you prefer to minimize costs and complexity.

- **Consider alternatives:** If budget is a concern, explore other high-quality aftermarket rods (e.g., JE, Scat, or ARP) or assess whether OEM rods can be salvaged and refurbished.

- **Plan for installation:** Budget for professional labor if you lack experience with engine disassembly or balancing. Ensure you have the right tools and follow Manley s installation guidelines closely.

Details:

Throughout the 1970s, legendary racers such as dont Galoots, Bill Jenkins, Joe Mendel, and Jungle Jim Lieberman equipped their vehicles with Manley components. Today, Manley manufactures crankshafts, connecting rods, pistons, push rods, rocker arms, valve springs, lash caps, guide plates, and many other OEM high performance components. Unleash your street/strip machines true power potential with time-tested components from Manley. ABOUT THE BRAND: Manley performance products have been tearing up streets and tracks worldwide since 1966.

Need advice on which exhaust system to purchase. Having trouble deciding on whether to get a folding or roll-up tonne cover. Part #: 14318-1. Manley Engine Connecting Rod - Rod-4.6L/5.0L 5.933 LIGHT.

part #: 143181 prices

• $272.48-$882.53

specifications pistonrinro:

• brand: Manley
• mpn: 14318-1
• part type: Engine Rod Light
• warranty: 1 Year
• product market: Domestic
• average gram weight: 595 Gr
• big end bore: 2.239 In
• center to center length: 5.933 In
• journal size: Stock
• pin end bore: 0.8671 In
• wrist pin diameter: 0.866 In
• connecting rod series: Pro Series I-beam
• connecting rod sub-series: Lightweight
• product type: Engine Connecting Rod
• rod bolt material: Arp 8740
• connecting rod type: I-beam
• pin end width: 0.940 In
• connecting rod material: 4340
• industry: Automotive
• prop 65 yes/no: Yes
• prop 65: C
• r or cr : Cr
• engine type: Ice
• make: Ford
• engine: 4.6l Modular
• country of origin: United States
• upc: 807298005416

returns pistonrinro:

• paid by: Seller
• policy: Returns Accepted
• time: 30 Days

payments pistonrinro:

• wallet: Paypal
• credit card: Mastercard
• other

offer pistonrinro:

• availability: In Stock
• quantity: 2
• started: May 6, 2026
• options: Ship-to-home
• sold: 0

general pistonrinro:

• Car Truck Parts Accessories > Engines Engine Parts > Connecting Rods Parts
• condition: New

seller pistonrinro:

• rating: 97.0%
• city: Arlington, Texas
• # reviews: 3414

shipping pistonrinro:

• service: FedEx Ground / FedEx Home Delivery, UPS Ground
• carrier: FedEx, UPS
• cost: $0.00
• type: Fixed
• class: Standard
• transit: 3-7 Days

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