WISECO BoostLine BC6700-990 4340 Forged I-Beam Connecting Rods, 6.700-Inch, Big Block Chevy, Set of 8

Upgrade the rotating assembly of your big block Chevy engine with WISECO BoostLine BC6700-990 connecting rods. Manufactured from high-strength forged 4340 steel, these I-beam rods are engineered to provide dependable strength and durability for demanding street, strip, and performance applications. The 6.700-inch rod length is designed for compatible Big Block Chevy builds and supports precise assembly when paired with the correct pistons, crankshaft, and bearings.
Each connecting rod features a bushed small end for applications using a compatible full-floating piston pin. The rods are supplied as a matched set of eight and use durable 7/16-inch cap screws with ARP2000 bolts to help maintain reliable clamping force under high engine loads. The forged construction and performance-oriented design make this set a practical choice for builders seeking improved durability over standard production connecting rods.
WISECO BoostLine BC6700-990 rods are intended for professional engine builders, performance enthusiasts, and high-output Big Block Chevy projects. Verify piston-pin specifications, crankshaft compatibility, bearing clearances, and required balancing procedures before installation. Proper measurement, clearances, torque procedures, and final assembly by a qualified technician are essential for dependable engine performance. This set is air-restricted free and is not designated for truck-freight-only shipping.

Features:

• Brand: WISECO BoostLine

• Part Number: BC6700-990

• Application: Big Block Chevy engines

• Rod Type: Forged I-beam connecting rod

• Material: High-strength 4340 forged steel

• Rod Length: 6.700 inches

• Small End: Bushed for compatible full-floating piston pins

• Cap Fasteners: 7/16-inch cap screws

• Bolts: ARP2000 bolts

• Quantity: Set of 8 connecting rods