Eagle SIR series 5140 steel I beam connecting rod set for small block Mopar engines. These rods are stronger than a stock rod, while at the same time being lighter. These rods are bronze bushed for use with floating pin pistons and include ARP Wave Lok bolts. They are the stock sbm V8 length of 6.123" and use the stock pin size of .984". These fit the 273, 318, 340, 360 and stroker engines based on these designs.

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