Eagle Competition Rotating Assembly matches the Eagle "ESP" H-Beam Connecting Rods, 4340 Steel Crankshaft, and Premium Forged Pistons from companies like Arias, JE, and SRP. Competition Assemblies COMPLETE solution and are the perfect choice for the most demanding applications. *Street Performance Assemblies* Eagle Street Performance Assemblies offer the perfect balance of performance, reliability, and affordability for engines under 500 hp. Each kit includes a cast steel crankshaft, “SIR” I-beam connecting rods, forged or hypereutectic pistons, plasma-moly rings, and Clevite77 bearings. *Street & Strip Assemblies* Eagle Street & Strip Assemblies offer the perfect balance of performance, reliability, and affordability for engines under 500 hp. Each kit includes a cast steel crankshaft, “SIR” I-beam connecting rods, forged or hypereutectic pistons, plasmamoly rings, and Clevite77 bearings. *Pro Street Assemblies* Eagle Pro Street Assemblies offer the perfect balance of performance, reliability, and affordability for street applications where a forged 430 steel crank is desired. Each kit includes a 4340 steel crankshaft, “SIR” I-beam connecting rods, forged or hypereutectic pistons, plasma-moly rings, and Clevite77 bearings. *Competition Assemblies* Eagle Competition Assemblies offer the ultimate in strength and reliability at an affordable price. Each kit includes a 4340 steel crankshaft, H-beam rods, premium forged pistons, plasma-moly rings, and Clevite77 “H” series bearings. They are designed for internal balance. Standard bore is 4.000”. Perfect for the most demanding applications. *Forced Induction Assemblies* Eagle Competition Assemblies offer the ultimate in strength and reliability at an affordable price. Each kit includes a 4340 steel crankshaft, H-beam rods with upgrade ARP 2000 or L19 bolts, premium forged pistons designed specifically for forced induction engines, plasma-moly rings, and Clevite77 “H” series bearings. They are designed for internal balance. Perfect for extreme horsepower applications. PartNumber : eag129464070 Description : Competition Assembly; 58T Reluctor; Mahle -4cc Flat Top Pistons; FF Rings Bore : 4.070 Rod : 6.125 Comp Ratio@72cc : 11.1 Stroke : 4.000" 2004-2005 Cadillac CTS V V8.-cc Engine Components::Rotating Assemblies 2006-2007 Cadillac CTS V V8.5967cc Engine Components::Rotating Assemblies 2010-2013 Chevrolet Camaro SS V8.-cc Engine Components::Rotating Assemblies 1998-2002 Chevrolet Camaro Z28 V8.-cc Engine Components::Rotating Assemblies 1997-2005 Chevrolet Corvette Base V8.-cc Engine Components::Rotating Assemblies 2008-2010 Chevrolet Corvette Base V8.-cc Engine Components::Rotating Assemblies 2006-2007 Chevrolet Corvette Base V8.5967cc Engine Components::Rotating Assemblies 2001-2004 Chevrolet Corvette Z06 V8.-cc Engine Components::Rotating Assemblies 2006-2010 Chevrolet Corvette Z06 V8.7011cc Engine Components::Rotating Assemblies 2009-2010 Chevrolet Corvette ZR1 V8.-cc Engine Components::Rotating Assemblies 2005-2006 Chevrolet SSR Base V8.-cc Engine Components::Rotating Assemblies 2006-2008 Chevrolet Trailblazer SS V8.5967cc Engine Components::Rotating Assemblies 1998-2002 Pontiac Firebird Formula V8.-cc Engine Components::Rotating Assemblies 2004 Pontiac GTO Base V8.-cc Engine Components::Rotating Assemblies 2005-2006 Pontiac GTO Base V8.5967cc Engine Components::Rotating Assemblies