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Summit Racing™ Connecting Rods – Forged H-Beam and I-Beam Connecting Rods for GM, Ford, and Mopar
Key Points Summary
Forged H-beam and I-beam connecting rods for GM, Ford, and Mopar
Available in standard and stroker lengths
Designed for naturally aspirated, boosted,...
Key Points Summary
Forged H-beam and I-beam connecting rods for GM, Ford, and Mopar
Available in standard and stroker lengths
Designed for naturally aspirated, boosted, and high-revving applications
Offered with ARP fasteners for superior clamping strength
Ideal for street builds, race engines, high-power applications, or forced induction setups
Compatible Engines:
Whether you're assembling a high-revving small block Chevy, a turbocharged LS engine, a stroked Ford Windsor, or a beefy small block Mopar, our line of Summit Racing Connecting Rods has you covered.
Connecting Rod Material:
Choose from forged 4340 steel H-beam and I-beam...
Key Points Summary
Forged H-beam and I-beam connecting rods for GM, Ford, and Mopar
Available in standard and stroker lengths
Designed for naturally aspirated, boosted, and high-revving applications
Offered with ARP fasteners for superior clamping strength
Ideal for street builds, race engines, high-power applications, or forced induction setups
Compatible Engines:
Whether you're assembling a high-revving small block Chevy, a turbocharged LS engine, a stroked Ford Windsor, or a beefy small block Mopar, our line of Summit Racing Connecting Rods has you covered.
Connecting Rod Material:
Choose from forged 4340 steel H-beam and I-beam applications to match your power goals and budget. Each rod is designed for optimal strength-to-weight ratio, precise machining tolerances, and balanced performance under extreme load.
What’s included in the sets:
Many sets include high-strength ARP rod bolts and feature full floating wrist pin compatibility.
Whether you're after reliable street performance or all-out racing durability, Summit Racing Connecting Rods are ready to hold it all together.
FAQ Section:
Q. What type of connecting rod is stronger, H-beam or I-beam?
A. It depends on the application, but generally, H-beam rods are considered stronger when it comes to handling high horsepower, boost, or nitrous. Their wider cross-section provides excellent resistance to bending and twisting forces, which makes them popular in drag racing and high-boost engines.
I-beam rods, on the other hand, are typically lighter and more than adequate for naturally aspirated builds or engines with moderate power levels. They're a great choice when you're trying to keep rotating mass down, especially in high-rpm applications.
If you're building a street car or a mild performance engine, I-beams are usually fine. For high-stress, high-power builds, H-beams are the safer bet.
Q. Do connecting rods increase horsepower?
A. Connecting rods by themselves don’t increase horsepower—they don’t add power the way a turbocharger or better-flowing cylinder heads might. However, they’re a crucial supporting upgrade that allows your engine to handle more power safely.
Upgrading to stronger rods (like forged H-beams) can give you the confidence to run higher rpms, more boost, or more aggressive timing—conditions that could snap stock rods. In that way, they enable you to make more horsepower reliably, especially if you're pushing past factory limits. Weak rods in a high-power build can be a ticking time bomb, so a strong set of rods is essential for performance and durability.
Q. What happens when a connecting rod goes bad?
A. It is very common for a bent or broken connecting rod to cause catastrophic engine failure. In many cases this can destroy an engine beyond repair within seconds. Here’s what can happen:
Rod knock: A worn or loose rod bearing may cause a deep knocking noise, especially under load.
Bent or broken rod: If a rod bends or snaps, it can punch through the engine block, damage the crankshaft, and even jam the rotating assembly.
Severe vibration or seizing: When a rod fails, it often throws the engine out of balance, leading to catastrophic internal damage.
If you hear knocking from the bottom end or notice metal flakes in your oil, it’s best to shut the engine down immediately and investigate. Replacing bad rods early can save you from a full engine replacement later.
Showing In Stock Items. Show All 6 Items.
Summit Racing™ Pro LS Connecting Rods
Summit Racing™ Pro LS forged H-beam connecting rods deliver industry-leading fit, finish, and durability at an affordable price. They're available in different size options, individually or in a set of 8. Check out the long list of premium features: * 4340 forged steel * Tested to over 1,200 hp in boosted applications * Designed for up to 5,000 ft. per minute avg. piston speed in Street and Drag applications * ARP 2000 rod bolts with 200,000 psi tensile strength * Dual ribbing on rod cap for maximum strength * Stroker clearanced--minor cylinder notching may be required * Accommodates most camshafts with 4.250 stroke * Bores finished to +/- .0001 in. * Balanced to within +/- 1 gram per end * Full-floating with precision-honed bronze bushing * Small-end supports the wrist pin with minimal side clearance for maximum shear strength * Each rod is magnetic particle tested to ensure flawlessness * Shot-peened finish to remove potential for stress risers
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$104.99
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$749.99
Summit Racing™ Performance Connecting Rods
Summit Racing™ Performance 4340 forged steel connecting rods come in a variety of applications and options. From a light rod street-strip cruiser to a beefy rod for a 1500 hp big block, you will find just the rod for your combination. As always, Summit Racing™ connecting rods are packed with great features at the best prices. Options and features: * Chevy, Ford, Chrysler, and Pontiac * Big and small blocks * Multiple lengths * H-beams and I-beams * Through-bolts to cap-screws * Press-fit to full-floating * Multiple grades of rod bolts from 8740 through L-19
( 52 )
$83.99
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$799.99
Summit Racing™ Trapezoidal Tech Connecting Rods
Summit Racing™ offers trapezoidal tech connecting rods for a variety of applications, including many Chevrolet small block engines from 1997 and up. These replacements are high-strength 4340 forged steel rods designed for maximum-performance LS engines, featuring a unique trapezoidal small-end design to support high boost and high RPM (up to 7,500+ rpm) while reducing weight. They're engineered to be part of a matched system with specific pistons, optimizing rod-to-wrist pin strength. Order the set recommended for your vehicle. Key details: * Trapezoidal small end: The small-end tapers to match the wrist pin, supporting it with minimal side clearance for increased shear strength * Reduced rotating mass: This design allows for a shorter, stiffer, and lighter wrist pin, which reduces stress on the bearings and crankshaft * High horsepower capability: Built for high-boost drag or street applications, often rated to handle over 1,200 hp * 4340 forged steel: Built for maximum strength, usually with H-beam construction and shot-peened to remove stress risers * High-end hardware: Typically equipped with ARP 2000 7/16 in. rod bolts capable of handling high tensile loads * Precision Finishing: Bores are finished to +/- .0001 in. tolerances and sets are balanced to +/- 1 gram per end. * These rods are typically part of the Summit Racing™ Pro LS or Pro LST lines, specifically tailored for GM LS engines, and require specialized pistons
Not Yet Reviewed
$749.99
Summit Racing™ Racing H-Beam Connecting Rods
Summit Racing™ offers racing H-beam connecting rods for a variety of applications, including many Chevy, Ford, Chrysler, Dodge, and Plymouth vehicles from 1955 and up. These replacements are high-strength, forged 4340 steel rods designed for superior rigidity in high-horsepower street and racing engines. They offer an affordable performance option for Chevy, Ford, Chrysler, and Pontiac engines, capable of supporting up to 1,500 hp (depending on model/bolts). Order the set recommended for your vehicle. Key features: * Material: Forged 4340 steel, typically Magnafluxed and shot-peened for fatigue resistance * Beam style: H-beam design offers superior stiffness to handle high compressive forces in boosted/nitrous applications * Fasteners: Often equipped with high-tensile strength ARP fasteners (8740, ARP 2000, or L19) * Suitability: Ideal for high-revving and forced induction applications, often rated up to 7,500 - 8,500+ rpm * Options: Available in standard and stroker clearanced options, with full-floating pin ends * These rods are typically sold in weight-matched sets for balanced engine assembly
Not Yet Reviewed
$729.99
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$749.99
Summit Racing™ Pro Beam Connecting Rods
Summit Racing™ offers Pro Beam connecting rods for a wide range of applications, including many Chrysler, Dodge, Jeep, Chevy, Ram, and Ford vehicles from 1955 and up. These high-strength 4340 forged steel H-beam rods designed for high performance LS engines, supporting up to 1,200 hp in boosted applications. They feature ARP 2000 bolts, shot-peened finishes for durability, and full-floating bronze bushings, making them a popular choice for street and drag racing. Key details include: * Performance capability: Rated to handle up to 1,200 hp in turbocharged applications, 1,000 hp for supercharged/nitrous, and 800 hp naturally aspirated * Construction: Made from 4340 forged steel with an H-beam design for maximum strength * Rod bolts: Equipped with high-tensile strength ARP 2000 7/16 in. fasteners * Stroker clearanced: Designed to work with larger stroker crankshafts, typically reducing the need for extensive cylinder block clearancing * Fitment: Available for many applications, including 1997-2019 Chevy LS 4.8L-6.2L engines, commonly in 6.125 in. lengths with .927 in. floating pins * Precision finish: Balanced to within +/- 1 gram per end and bores finished to +/- .0001 in.. * Quality control: Each rod is magnetic particle tested to ensure structural integrity * These rods are aimed at providing premium forged rod features at an affordable price point, especially for LS engine builders
Not Yet Reviewed
$749.99
