Eagle SIR5700BPLW SIR I-Beam connecting rods.
For Chevrolet small block engines.
SIR I-beam rods are rated for up to 500 horsepower.
The perfect choice for Pro-Street, IMCA, and classes requiring a "stock appearing rod".
Eagle SIR I-beam connecting rods are an economicaly priced alternative to the time and expense involved in reworking OE connecting rods.
Eagle SIR connecting rods offer up to 50% increase in strength over the stock rods.
Common applications include:
Chevrolet 350 2-piece rear seal.
Chevrolet 350 1-piece rear seal.
Chevrolet 305 2-piece rear seal.
Chevrolet 305 1-piece rear seal.
Chevrolet 400 small block
Stock 350 ci rod length of 5.7"
Rod journal: 2.100 in.
Housing bore: 2.2250 in.
Includes press fit piston pins.
Pin size: 0.927 in.
Big end width: 0.9400 in.
Pin end width: 1.0600 in.
Thickness above pin: 0.170 in.
Typical weight: 565g
Fasteners: 3/8" ARP 8740
Torque: 40 ftlbs with ARP moly lube on threads.
Recommend CB663P rod bearings.
SIR connecting rods are forged from 5140 steel.
ARP 8740 capscrew bolts are used.
Critical big end sizing is controlled using in-house CNC equipment.
All rods are weight matched in sets +/-2g.
Sold as a set of 8 connecting rods.
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