Eagle SIR6135B connecting rods.
This SIR I-beam connecting rod set is rated for up to 700 horsepower.
The perfect choice for Street/Pro-Street, and classes requiring a "stock appearing rod".
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.
Critical big end sizing is controlled using in-house CNC equipment.
Common applications include:
Chevrolet 396, 402, 427 Big Block 2-piece rear seal.
Chevrolet Big Block 1-piece rear seal.
Chevrolet 502 big block 2-piece rear seal.
Chevrolet 502 big block 1-piece rear seal.
Length: 6.135 in. (stock length)
Rod journal: 2.200 in.
Housing bore: 2.3250 in.
Pin size: 0.990 in.
Bushed fit pins.
Big end width: 0.9900 in.
Pin end width: 1.1250 in.
Thickness above pin: 0.210 in.
Typical weight: 830g
Fasteners: 7/16" ARP 8740
Torque: 63 ftlbs with ARP moly lube on threads.
SIR connecting rods are forged from 5140 steel.
ARP 7/16" capscrew style bolts are used.
All rods are weight matched in sets +/-2g.
Sold as a set of 8 connecting rods.
We welcome CANADIAN customers! For ordering information, click on "Orders To Canada" at the top left side of this page.
We will not ship to freight forwarding - expediting companies.
PAYMENT METHODS: PayPal, Visa, Mastercard, Discover, American Express, money orders.