Jeep Straight 6 Rods, Cranks, and Assemblies!

August 10th, 2023

Jeep straight 6 rods, cranks, and assemblies are here! Rods are Eagle's budget-friendly, forged 5140 steel I-Beam "SIR" rods. These rods feature 3/8" ARP 8740 capscrew bolts. ARP 2000 bolts are available as an option upon request. All are bushed for full-floating piston pins. Currently available for the 1987-2006 4.0L in 6.123" center-to-center length.Eagle cranks are cast steel and feature .092" fillet radiuses for improved strength and rigidity over O.E. cranks, b...

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Budget-Friendly Balanced Ford 347 Kits are Back!

March 8th, 2023

After a short hiatus, Eagle is pleased to announce we have the popular Street Performance Ford 347 balanced rotating assemblies back in stock! These kits include an Eagle cast crank with 3.400" stroke, Eagle "SIR" 5140 steel I-Beam rods with 3/8" ARP 8740 bolts, custom Keith Black hypereutectic flat top (-5cc) pistons, metric Hastings rings, King "SI" rod and main bearings, Pioneer damper and flexplate (or Ram flywheel on manual transmission applications). These kit...

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Measuring and Setting Bearing Clearances

September 3rd, 2021

How To Properly Measure and Set Bearing Clearances, an article by Mike Kojima at MotoIQ...

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