S4O-19K-MB Callies Magnum Billet Crankshaft SB Chevy 4.000 BB Post

Small Block Chevy / Spread Bore 4.500" with Big Block Post, 4.000 Stroke, 350 Main, 1.888 Rod Journal, 2 Piece Rear Main Seal, 4340 Forged Steel.
***Build to order part***

$4,062.00

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⚠ PROP 65 WARNING

⚠ WARNING: This product can expose you to chemicals, which are known to the State of California to cause cancer. Please contact us to obtain a list of harmful chemicals. For more information, go to www.P65Warnings.ca.gov.

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Description

Standard Features:

All Magnum Billet XB Cranks are Fully (8) Counterweighted in Design.

Machined from Timken Billet 4340 Steel.

Uniquely Machined Counterweight Profile for Reduced Weight and Windage.

Gun Drilled Mains with Star Flange.

All Rod Journals Lightened.

Heat Treatment = Ultra Case Deep Nitride.
Optional Special Features:

Additional Post Keyways, Custom Post Drilling.

Big Block Chevy Post, Wesmar/Shaver Gear Drive Post.

2.100", 2.000", 1.888", and 1850" Rod Journal Diameters.

400, 350, 283 Type Main Diameters.

Specifications

More Information
CNC Part Number	CAL-S4O-19K-MB
Price	$4,062.00
Sold As	Single
Manufacturer's Part Number	S4O-19K-MB
Brands	Callies
Part Types	Crankshaft
Departments	Parts
Vehicle Make	SB Chevy
Balance Type	Internal
Crankshaft Stroke	4.000
Crankshaft Series	Magnum
Crankshaft Material	4340 Steel
Main Journal	350
Rear Main Seal	2 Piece
Rod Journal	1.888
Custom Notices	⚠ PROP 65 WARNING

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