Eagle 4340 Forged GM LS LS1 LS2 4.000" Stroke Balanced Rotating Assembly4340 Steel Crankshaft that has been heat treated and magnafluxed, with nitride journals.. hardened for wear resistance. 6. 125 H Beam Rods with ARP 8740 Bolts Forged Mahle pistons ( 12cc flat top pistons) Clevite or King race main and rod bearings Precision Balanced by AMS Racing

They are available with various under-sizes

Manufactured entirely in the U

A stock cast iron distributor gear is not compatible with a steel camshaft gear

Vortec With Silent Timing Chain

a larger-than-stock billet trunnion package features captured needle bearings to help prevent failure

Limited Lifetime Warranty

Connecting Rod Bolt Material: 8740 chromoly steel

COMP Cams® Engine Assembly Lube has a white lithium base and is easily removed with soap and water

street cars are now able to turn more rpm and have higher lift camshafts while maintaining the stability of OE applications

The studs are manufactured in ARP's Santa Paula

Reversible top allows for forward- or firewall-facing throttle body installations

They're stronger and lighter than steel