Click to enlargeLS1 - LS2 Stroke to 393 - 465

Eagle 434641006100 Eagle ESP 4340 Chevrolet LS1 LS2 forged steel crankshaft.

Perfect for applications up to 1500 horsepower.

You can build a stroker engine from 393-465 ci with this crankshaft.

24 tooth reluctor.

Internal balance.

Stroke is 4.1000 in. Stock stroke is 3.622 for both the LS1 and LS2 engines.)

Minimum rod length is 6.125 in.

Rod journal size is 2.100 in. Main journal size is 2.559 in.

Rod journal width is 1.990 in.

Typical weight is 55 lbs. Bobweight is 1800.

One piece rear seal design.

Has 6 flywheel bolt holes.

Provides 393 cubic inches with a 3.905 bore.

Provides 413 cubic inches with a 4.005 bore.

Provides 418 cubic inches with a 4.030 bore.

Provides 425 cubic inches with a 4.060 bore.

Provides 438 cubic inches with a 4.125 bore.

Provides 465 cubic inches with a 4.250 bore.

The Eagle ESP Forged 4340 steel crankshafts are magnafluxed and sonic tested to insure quality.

Every journal is micropolished to a 3 or better R.A.

A 0.125 radius is used to increase strength, so chamfered bearings must be used.

All rod throws feature lightening holes to reduce weight.

Target bobweight is +/-2%.

The Eagle ESP Forged 4340 steel crankshafts feature a non-twist forging and undergo a multi-stage heat treatment process as well as stress relieving, shot peening, and nitriding.

TECH NOTE: For LS1 and LS2 engines up to early 2005 and LS6 and LQ9 engines with the 24 tooth reluctor. Eagle LS1 crankshafts with reluctor rings feature a new, original equipment style reluctor ring installed and checked for runout.

TECH NOTE: Recommend main bearings MS2199H and rod bearings CB663H.

Eagle 434641006100 Chevrolet LS1 LS2 forged steel crankshaft 4.100 stroke EAGLE-434641006100$899.97

Click to enlargemain bearings rod bearings for Eagle 434641006100 crank
Matching main and rod bearings for the Eagle 434641006100 crankshaft shown above.

Sold as a set of main and rod bearings.

Clevite 77 MS2199H main bearings.

Clevite77 CB663H rod bearings.


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