1948 Connecting Rods Engines & Components

Eagle SIR I-Beam Connecting Rods

Why spend time and money reconditioning your stock rods—when you can upgrade to a set of Eagle SIR I-Beam connecting rods for less? They're forged from 5140 steel for outstanding strength and reliability, and they come in both press-fit and bushed pin models. Their lightweight design places less stress on the rest of your rotating assembly to increase engine life and better handle high-rpm use. The rods are X-rayed, sonic-tested, magnafluxed, and shot-peened to stress-relieve the metal. They come with 12-point ARP Wave-Lok rod bolts and are weight-matched to within two grams. The big end sizing is controlled by in-house CNC equipment to ensure precise machining and accurate fitment. Order the individual rod or set recommended for your year/make and engine application.

4.62 out of 5 stars ( 89 )

$383.99

Eagle CRS Lightweight H-Beam Connecting Rods

Eagle now offers their CRS lightweight H-beam connecting rods in their Featherweight series. The lighter design provides less rotating mass for flawless high-rpm performance. Their 2-piece, forged, vacuum-degassed, 4340-certified steel construction provides superb strength at a fraction of the weight of most other rods. Each rod is multi-stage heat-treated, X-rayed, sonic-tested, magnafluxed, 100 percent machined, and shot-peened to stress-relieve the metal. The rods have a stout cap screw attachment with precision cap alignment sleeves to positively locate each rod cap. They come with 220,000 psi rated ARP 2000 cap screw rod bolts, instructions, and rod bolt lubrication.

4.25 out of 5 stars ( 4 )

$743.99

Scat Pro Sport H-Beam Connecting Rods

These H-beam connecting rods are the strongest Scat connecting rods available. These Scat H-beam connecting rods are perfect for supercharged and nitrous applications. These rods incorporate a special doweled cap for specific cap-to-rod alignment and are profiled with extra clearance for stroker applications.

4.81 out of 5 stars ( 43 )

$711.99

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$894.99

EMPI Connecting Rods

EMPI connecting rods provide a high-strength and budget-friendly performance upgrade for moderate performance engines by using a forged 4140 chromoly construction with an OE-style I-beam design. These connecting rods can be combined with an EMPI counter-weighted crank to build a dependable lower end for moderate performance engines. They feature radiused caps for stroker clearance, include strong 3/8 in. rod bolts, and are sold in matched-weight sets for reliability and ease of installation.

Not Yet Reviewed

$355.00

Kibblewhite Engine Builder Series Wrist Pin Bushings

Kibblewhite Engine Builder Series wrist pin bushings will perform under the most demanding conditions. These special bushing are made from SAE660 bearing bronze to exact tolerances and will meet or exceed the fitment and wear ability of other replacement-style bushings available. They're offered individually or in pairs and are available in stock and in a +.002 in. oversize. Kibblewhite Engine Builder Series wrist pin bushings are wrist pins for Big Twins.

Not Yet Reviewed

$7.86

Crown Automotive Connecting Rods

Crown Automotive connecting rods are high-quality OE replacements to keep your vehicle in motion. These cast iron rods are designed to be tough and provide a long service life. Join your crankshaft and pistons securely with the great fit and function of Crown automotive connecting rods.

3.0 out of 5 stars ( 2 )

$59.99

Eagle H-Beam Connecting Rods

Free your engine's horsepower on the wings of Eagle H-beam connecting rods. Their 2-piece, forged, vacuum-degassed, 4340-certified steel construction provides outstanding strength, while still weighing much less than stock rods. Each rod is multi-stage heat-treated, X-rayed, sonic-tested, magnafluxed, 100 percent machined, and then shot-peened to stress-relieve the metal. The rods have precision cap alignment sleeves to positively locate each rod cap, silicon bronze bushings for floating pin models—and are available in stroker models that allow additional cam-to-rod clearance for large stroke combinations. They come standard with 190,000 psi rated ARP 8740 and 230,000 psi rated ARP 2000 rod bolts, or 265,000 psi rated ARP L-19 bolts as upgrades. Instructions and rod bolt lubrication are included. Order the model designed for your vehicle year/make and engine application.

4.68 out of 5 stars ( 85 )

$134.99

Crown Automotive Connecting Rod Bolts

Engine braking (using one's gears to slow down) puts peak stress on the lower end bolts. Crown Automotive replacement connecting rod bolts are made of sturdy steel and can withstand greater pressures when properly torqued to the correct specs. Quality rod bolts are so crucial in engines that spin, and Crown is an industry leader in superior aftermarket parts.

2.0 out of 5 stars ( 2 )

$4.99