Eagle 445445006535 Eagle ESP 4340 Chevrolet 454 502 stroker forged crankshaft. Features lightening holes in each rod throw for reduced wieght. Recommended in applications up to 1500 horsepower! Internally balanced. Stroke is 4.5000 in. Minimum rod length is 6.535 in. Rod journal size is 2.200 in. Main journal size is 2.749 in. Rod journal width is 2.000 in. Typical weight is 77 lbs. Bobweight is 2350. Two piece rear seal design. Standard oiling design. Has 6 flywheel bolt holes. Snout diameter is 1.600 in. Pilot bore diameter is 1.094 in. TECH NOTE: Stock 454 and 502 stroke is 4.000". Standard 454 bore is 4.250" and standard 502 bore is 4.470". TECH NOTE: Recommend main bearings MS829H and rod bearings CB743H. CUBIC INCH CHART FOR 454 BASED ENGINES: Provides 511 cubic inches with a standard bore. Provides 518 cubic inches with a .030 overbore. Provides 525 cubic inches with a .060 overbore. Provides 528 cubic inches with a .090 overbore. Provides 535 cubic inches with a .130 overbore. CUBIC INCH CHART FOR 502 BASED ENGINES: Provides 565 cubic inches with a standard bore. Provides 573 cubic inches with a .030 overbore. Provides 580 cubic inches with a .060 overbore. Provides 588 cubic inches with a .090 overbore. Provides 598 cubic inches with a .130 overbore. The Eagle ESP 4340 forged steel crankshafts feature a non-twist forging. They undergo a multi-stage heat treatment process as well as stress relieving, shotpeening, and nitriding. They are magnafluxed and sonic tested to insure quality. Eagle micropolishes each journal to a 3 or better R.A. On every journal, a 0.125" radius is used to increase strength, so chamfered bearings must be used. |
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